*: Apply autopep8

Signed-off-by: IWASE Yusuke <iwase.yusuke0@gmail.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>

ryu/app/ofctl/service.py

@@ -197,7 +197,7 @@ class OfctlService(app_manager.RyuApp):
             self.logger.error('unknown error xid %s', msg.xid)
             return
         if ((not isinstance(ev, ofp_event.EventOFPErrorMsg)) and
-           (req.reply_cls is None or not isinstance(ev.msg, req.reply_cls))):
+                (req.reply_cls is None or not isinstance(ev.msg, req.reply_cls))):
             self.logger.error('unexpected reply %s for xid %s', ev, msg.xid)
             return
         try:

ryu/controller/event.py

@@ -30,6 +30,7 @@ class EventRequestBase(EventBase):
     """
     The base class for synchronous request for RyuApp.send_request.
     """
+
     def __init__(self):
         super(EventRequestBase, self).__init__()
         self.dst = None  # app.name of provide the event.
@@ -42,6 +43,7 @@ class EventReplyBase(EventBase):
     """
     The base class for synchronous request reply for RyuApp.send_reply.
     """
+
     def __init__(self, dst):
         super(EventReplyBase, self).__init__()
         self.dst = dst

ryu/controller/network.py

@@ -109,6 +109,7 @@ class EventMacAddress(event.EventBase):
 
 class Networks(dict):
     "network_id -> set of (dpid, port_no)"
+
     def __init__(self, f):
         super(Networks, self).__init__()
         self.send_event = f
@@ -200,6 +201,7 @@ class Port(object):
 
 class DPIDs(dict):
     """dpid -> port_no -> Port(port_no, network_id, mac_address)"""
+
     def __init__(self, f, nw_id_unknown):
         super(DPIDs, self).__init__()
         self.send_event = f
@@ -306,6 +308,7 @@ MacPort = collections.namedtuple('MacPort', ('dpid', 'port_no'))
 
 class MacToPort(collections.defaultdict):
     """mac_address -> set of MacPort(dpid, port_no)"""
+
     def __init__(self):
         super(MacToPort, self).__init__(set)
 
@@ -324,6 +327,7 @@ class MacToPort(collections.defaultdict):
 
 class MacAddresses(dict):
     """network_id -> mac_address -> set of (dpid, port_no)"""
+
     def add_port(self, network_id, dpid, port_no, mac_address):
         mac2port = self.setdefault(network_id, MacToPort())
         mac2port.add_port(dpid, port_no, mac_address)

ryu/controller/ofp_event.py

@@ -50,6 +50,7 @@ class EventOFPMsgBase(event.EventBase):
     The msg object has some more additional members whose values are extracted
     from the original OpenFlow message.
     """
+
     def __init__(self, msg):
         self.timestamp = time.time()
         super(EventOFPMsgBase, self).__init__()
@@ -118,6 +119,7 @@ class EventOFPStateChange(event.EventBase):
     datapath  ryu.controller.controller.Datapath instance of the switch
     ========= =================================================================
     """
+
     def __init__(self, dp):
         super(EventOFPStateChange, self).__init__()
         self.datapath = dp
@@ -139,6 +141,7 @@ class EventOFPPortStateChange(event.EventBase):
     port_no   Port number which state was changed
     ========= =================================================================
     """
+
     def __init__(self, dp, reason, port_no):
         super(EventOFPPortStateChange, self).__init__()
         self.datapath = dp

ryu/controller/tunnels.py

@@ -98,6 +98,7 @@ class EventTunnelPort(event.EventBase):
     add_del     True for adding a tunnel.  False for removal.
     =========== ===============================================================
     """
+
     def __init__(self, dpid, port_no, remote_dpid, add_del):
         super(EventTunnelPort, self).__init__()
         self.dpid = dpid
@@ -108,6 +109,7 @@ class EventTunnelPort(event.EventBase):
 
 class TunnelKeys(dict):
     """network id(uuid) <-> tunnel key(32bit unsigned int)"""
+
     def __init__(self, f):
         super(TunnelKeys, self).__init__()
         self.send_event = f
@@ -151,6 +153,7 @@ class TunnelKeys(dict):
 
 class DPIDs(object):
     """dpid -> port_no -> remote_dpid"""
+
     def __init__(self, f):
         super(DPIDs, self).__init__()
         self.dpids = collections.defaultdict(dict)

ryu/lib/bfdlib.py

@@ -72,6 +72,7 @@ class BFDSession(object):
 
     An instance maintains a BFD session.
     """
+
     def __init__(self, app, my_discr, dpid, ofport,
                  src_mac, src_ip, src_port,
                  dst_mac="FF:FF:FF:FF:FF:FF", dst_ip="255.255.255.255",
@@ -639,6 +640,7 @@ class EventBFDSessionStateChanged(event.EventBase):
     """
     An event class that notifies the state change of a BFD session.
     """
+
     def __init__(self, session, old_state, new_state):
         super(EventBFDSessionStateChanged, self).__init__()
         self.session = session

ryu/lib/igmplib.py

@@ -38,6 +38,7 @@ from ryu.lib.packet import igmp
 
 class EventPacketIn(event.EventBase):
     """a PacketIn event class using except IGMP."""
+
     def __init__(self, msg):
         """initialization."""
         super(EventPacketIn, self).__init__()

ryu/lib/lacplib.py

@@ -33,6 +33,7 @@ from ryu.lib.packet import slow
 
 class EventPacketIn(event.EventBase):
     """a PacketIn event class using except LACP."""
+
     def __init__(self, msg):
         """initialization."""
         super(EventPacketIn, self).__init__()
@@ -42,6 +43,7 @@ class EventPacketIn(event.EventBase):
 class EventSlaveStateChanged(event.EventBase):
     """a event class that notifies the changes of the statuses of the
     slave i/fs."""
+
     def __init__(self, datapath, port, enabled):
         """initialization."""
         super(EventSlaveStateChanged, self).__init__()

ryu/lib/packet/geneve.py

@@ -175,6 +175,7 @@ class OptionDataUnknown(Option):
     """
     Unknown Option Class and Type specific Option
     """
+
     def __init__(self, buf, option_class=None, type_=None, length=0):
         super(OptionDataUnknown, self).__init__(option_class=option_class,
                                                 type_=type_,

ryu/lib/packet/icmp.py

@@ -248,7 +248,7 @@ class dest_unreach(_ICMPv4Payload):
 
     def serialize(self):
         hdr = bytearray(struct.pack(dest_unreach._PACK_STR,
-                        self.data_len, self.mtu))
+                                    self.data_len, self.mtu))
 
         if self.data is not None:
             hdr += self.data

ryu/lib/packet/icmpv6.py

@@ -807,8 +807,8 @@ class mldv2_query(mld):
     def serialize(self):
         s_qrv = self.s_flg << 3 | self.qrv
         buf = bytearray(struct.pack(self._PACK_STR, self.maxresp,
-                        addrconv.ipv6.text_to_bin(self.address), s_qrv,
+                                    addrconv.ipv6.text_to_bin(self.address), s_qrv,
-                        self.qqic, self.num))
+                                    self.qqic, self.num))
         for src in self.srcs:
             buf.extend(struct.pack('16s', addrconv.ipv6.text_to_bin(src)))
         if 0 == self.num:
@@ -951,8 +951,8 @@ class mldv2_report_group(stringify.StringifyMixin):
 
     def serialize(self):
         buf = bytearray(struct.pack(self._PACK_STR, self.type_,
-                        self.aux_len, self.num,
+                                    self.aux_len, self.num,
-                        addrconv.ipv6.text_to_bin(self.address)))
+                                    addrconv.ipv6.text_to_bin(self.address)))
         for src in self.srcs:
             buf.extend(struct.pack('16s', addrconv.ipv6.text_to_bin(src)))
         if 0 == self.num:

ryu/lib/packet/igmp.py

@@ -207,8 +207,8 @@ class igmp(packet_base.PacketBase):
 
     def serialize(self, payload, prev):
         hdr = bytearray(struct.pack(self._PACK_STR, self.msgtype,
-                        trunc(self.maxresp), self.csum,
+                                    trunc(self.maxresp), self.csum,
-                        addrconv.ipv4.text_to_bin(self.address)))
+                                    addrconv.ipv4.text_to_bin(self.address)))
 
         if self.csum == 0:
             self.csum = packet_utils.checksum(hdr)
@@ -297,9 +297,9 @@ class igmpv3_query(igmp):
     def serialize(self, payload, prev):
         s_qrv = self.s_flg << 3 | self.qrv
         buf = bytearray(struct.pack(self._PACK_STR, self.msgtype,
-                        trunc(self.maxresp), self.csum,
+                                    trunc(self.maxresp), self.csum,
-                        addrconv.ipv4.text_to_bin(self.address),
+                                    addrconv.ipv4.text_to_bin(self.address),
-                        s_qrv, trunc(self.qqic), self.num))
+                                    s_qrv, trunc(self.qqic), self.num))
         for src in self.srcs:
             buf.extend(struct.pack('4s', addrconv.ipv4.text_to_bin(src)))
         if 0 == self.num:
@@ -372,7 +372,7 @@ class igmpv3_report(igmp):
 
     def serialize(self, payload, prev):
         buf = bytearray(struct.pack(self._PACK_STR, self.msgtype,
-                        self.csum, self.record_num))
+                                    self.csum, self.record_num))
         for record in self.records:
             buf.extend(record.serialize())
         if 0 == self.record_num:
@@ -461,8 +461,8 @@ class igmpv3_report_group(stringify.StringifyMixin):
 
     def serialize(self):
         buf = bytearray(struct.pack(self._PACK_STR, self.type_,
-                        self.aux_len, self.num,
+                                    self.aux_len, self.num,
-                        addrconv.ipv4.text_to_bin(self.address)))
+                                    addrconv.ipv4.text_to_bin(self.address)))
         for src in self.srcs:
             buf.extend(struct.pack('4s', addrconv.ipv4.text_to_bin(src)))
         if 0 == self.num:

ryu/lib/packet/ipv6.py

@@ -154,6 +154,7 @@ ipv6.register_packet_type(gre.gre, inet.IPPROTO_GRE)
 @six.add_metaclass(abc.ABCMeta)
 class header(stringify.StringifyMixin):
     """extension header abstract class."""
+
     def __init__(self, nxt):
         self.nxt = nxt
 
@@ -434,7 +435,7 @@ class routing_type3(header):
         assert isinstance(adrs, list)
         self.adrs = adrs
         self._pad = (8 - ((len(self.adrs) - 1) * (16 - self.cmpi) +
-                     (16 - self.cmpe) % 8)) % 8
+                          (16 - self.cmpe) % 8)) % 8
 
     @classmethod
     def _get_size(cls, size):

ryu/lib/packet/lldp.py

@@ -208,6 +208,7 @@ class End(LLDPBasicTLV):
     buf            Binary data to parse.
     ============== =====================================
     """
+
     def __init__(self, buf=None, *args, **kwargs):
         super(End, self).__init__(buf, *args, **kwargs)
         if buf:

ryu/lib/rpc.py

@@ -37,6 +37,7 @@ class MessageEncoder(object):
     """msgpack-rpc encoder/decoder.
     intended to be transport-agnostic.
     """
+
     def __init__(self):
         super(MessageEncoder, self).__init__()
         self._packer = msgpack.Packer(encoding='utf-8', use_bin_type=True)
@@ -91,6 +92,7 @@ class EndPoint(object):
     """An endpoint
     *sock* is a socket-like.  it can be either blocking or non-blocking.
     """
+
     def __init__(self, sock, encoder=None, disp_table=None):
         if encoder is None:
             encoder = MessageEncoder()
@@ -236,6 +238,7 @@ class EndPoint(object):
 class RPCError(Exception):
     """an error from server
     """
+
     def __init__(self, error):
         super(RPCError, self).__init__()
         self._error = error
@@ -251,6 +254,7 @@ class Client(object):
     """a convenient class for a pure rpc client
     *sock* is a socket-like.  it should be blocking.
     """
+
     def __init__(self, sock, encoder=None, notification_callback=None):
         self._endpoint = EndPoint(sock, encoder)
         if notification_callback is None:

ryu/ofproto/nx_match.py

@@ -122,6 +122,7 @@ class FlowWildcards(ofproto_parser.StringifyMixin):
 class ClsRule(ofproto_parser.StringifyMixin):
     """describe a matching rule for OF 1.0 OFPMatch (and NX).
     """
+
     def __init__(self, **kwargs):
         self.wc = FlowWildcards()
         self.flow = Flow()
@@ -399,6 +400,7 @@ class ClsRule(ofproto_parser.StringifyMixin):
 
 def _set_nxm_headers(nxm_headers):
     '''Annotate corresponding NXM header'''
+
     def _set_nxm_headers_dec(self):
         self.nxm_headers = nxm_headers
         return self

ryu/ofproto/ofproto_v1_0_parser.py

@@ -202,6 +202,7 @@ class OFPMatch(StringifyMixin):
         ...
         '192.168.0.1'
     """
+
     def __init__(self, wildcards=None, in_port=None, dl_src=None, dl_dst=None,
                  dl_vlan=None, dl_vlan_pcp=None, dl_type=None, nw_tos=None,
                  nw_proto=None, nw_src=None, nw_dst=None,
@@ -420,6 +421,7 @@ class OFPActionOutput(OFPAction):
         is because there is no good constant in of1.0.
         The same value as OFPCML_MAX of of1.2 and of1.3 is used.
     """
+
     def __init__(self, port, max_len=0xffe5):
         super(OFPActionOutput, self).__init__()
         self.port = port
@@ -452,6 +454,7 @@ class OFPActionVlanVid(OFPAction):
     vlan_vid         VLAN id.
     ================ ======================================================
     """
+
     def __init__(self, vlan_vid):
         super(OFPActionVlanVid, self).__init__()
         self.vlan_vid = vlan_vid
@@ -483,6 +486,7 @@ class OFPActionVlanPcp(OFPAction):
     vlan_pcp         VLAN priority.
     ================ ======================================================
     """
+
     def __init__(self, vlan_pcp):
         super(OFPActionVlanPcp, self).__init__()
         self.vlan_pcp = vlan_pcp
@@ -508,6 +512,7 @@ class OFPActionStripVlan(OFPAction):
 
     This action indicates the 802.1q priority to be striped.
     """
+
     def __init__(self):
         super(OFPActionStripVlan, self).__init__()
 
@@ -564,6 +569,7 @@ class OFPActionSetDlSrc(OFPActionDlAddr):
     dl_addr          Ethernet address.
     ================ ======================================================
     """
+
     def __init__(self, dl_addr):
         super(OFPActionSetDlSrc, self).__init__(dl_addr)
 
@@ -582,6 +588,7 @@ class OFPActionSetDlDst(OFPActionDlAddr):
     dl_addr          Ethernet address.
     ================ ======================================================
     """
+
     def __init__(self, dl_addr):
         super(OFPActionSetDlDst, self).__init__(dl_addr)
 
@@ -629,6 +636,7 @@ class OFPActionSetNwSrc(OFPActionNwAddr):
     nw_addr          IP address.
     ================ ======================================================
     """
+
     def __init__(self, nw_addr):
         super(OFPActionSetNwSrc, self).__init__(nw_addr)
 
@@ -647,6 +655,7 @@ class OFPActionSetNwDst(OFPActionNwAddr):
     nw_addr          IP address.
     ================ ======================================================
     """
+
     def __init__(self, nw_addr):
         super(OFPActionSetNwDst, self).__init__(nw_addr)
 
@@ -665,6 +674,7 @@ class OFPActionSetNwTos(OFPAction):
     tos              IP ToS (DSCP field, 6 bits).
     ================ ======================================================
     """
+
     def __init__(self, tos):
         super(OFPActionSetNwTos, self).__init__()
         self.tos = tos
@@ -715,6 +725,7 @@ class OFPActionSetTpSrc(OFPActionTpPort):
     tp               TCP/UDP port.
     ================ ======================================================
     """
+
     def __init__(self, tp):
         super(OFPActionSetTpSrc, self).__init__(tp)
 
@@ -733,6 +744,7 @@ class OFPActionSetTpDst(OFPActionTpPort):
     tp               TCP/UDP port.
     ================ ======================================================
     """
+
     def __init__(self, tp):
         super(OFPActionSetTpDst, self).__init__(tp)
 
@@ -752,6 +764,7 @@ class OFPActionEnqueue(OFPAction):
     queue_id         Where to enqueue the packets.
     ================ ======================================================
     """
+
     def __init__(self, port, queue_id):
         super(OFPActionEnqueue, self).__init__()
         self.port = port
@@ -1150,6 +1163,7 @@ class OFPPacketQueue(StringifyMixin):
     properties List of ``OFPQueueProp*`` instance.
     ========== =========================================================
     """
+
     def __init__(self, queue_id, len_):
         self.queue_id = queue_id
         self.len = len_
@@ -1192,6 +1206,7 @@ class OFPHello(MsgBase):
     This message is handled by the Ryu framework, so the Ryu application
     do not need to process this typically.
     """
+
     def __init__(self, datapath):
         super(OFPHello, self).__init__(datapath)
 
@@ -1238,6 +1253,7 @@ class OFPErrorMsg(MsgBase):
                               'message=%s',
                               msg.type, msg.code, utils.hex_array(msg.data))
     """
+
     def __init__(self, datapath, type_=None, code=None, data=None):
         super(OFPErrorMsg, self).__init__(datapath)
         self.type = type_
@@ -1284,6 +1300,7 @@ class OFPEchoRequest(MsgBase):
             req = ofp_parser.OFPEchoRequest(datapath, data)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, data=None):
         super(OFPEchoRequest, self).__init__(datapath)
         self.data = data
@@ -1323,6 +1340,7 @@ class OFPEchoReply(MsgBase):
             self.logger.debug('OFPEchoReply received: data=%s',
                               utils.hex_array(ev.msg.data))
     """
+
     def __init__(self, datapath, data=None):
         super(OFPEchoReply, self).__init__(datapath)
         self.data = data
@@ -1686,6 +1704,7 @@ class OFPSwitchFeatures(MsgBase):
                               msg.datapath_id, msg.n_buffers, msg.n_tables,
                               msg.capabilities, msg.ports)
     """
+
     def __init__(self, datapath, datapath_id=None, n_buffers=None,
                  n_tables=None, capabilities=None, actions=None, ports=None):
         super(OFPSwitchFeatures, self).__init__(datapath)
@@ -1760,6 +1779,7 @@ class OFPPortStatus(MsgBase):
             self.logger.debug('OFPPortStatus received: reason=%s desc=%s',
                               reason, msg.desc)
     """
+
     def __init__(self, datapath, reason=None, desc=None):
         super(OFPPortStatus, self).__init__(datapath)
         self.reason = reason
@@ -1823,6 +1843,7 @@ class OFPPacketIn(MsgBase):
                               msg.buffer_id, msg.total_len, msg.in_port,
                               reason, utils.hex_array(msg.data))
     """
+
     def __init__(self, datapath, buffer_id=None, total_len=None, in_port=None,
                  reason=None, data=None):
         super(OFPPacketIn, self).__init__(datapath)
@@ -1893,6 +1914,7 @@ class OFPGetConfigReply(MsgBase):
                               'flags=%s miss_send_len=%d',
                               flags, msg.miss_send_len)
     """
+
     def __init__(self, datapath):
         super(OFPGetConfigReply, self).__init__(datapath)
 
@@ -1920,6 +1942,7 @@ class OFPBarrierReply(MsgBase):
         def barrier_reply_handler(self, ev):
             self.logger.debug('OFPBarrierReply received')
     """
+
     def __init__(self, datapath):
         super(OFPBarrierReply, self).__init__(datapath)
 
@@ -1980,6 +2003,7 @@ class OFPFlowRemoved(MsgBase):
                               msg.idle_timeout, msg.packet_count,
                               msg.byte_count)
     """
+
     def __init__(self, datapath):
         super(OFPFlowRemoved, self).__init__(datapath)
 
@@ -2029,6 +2053,7 @@ class OFPQueueGetConfigReply(MsgBase):
                               'port=%s queues=%s',
                               msg.port, msg.queues)
     """
+
     def __init__(self, datapath):
         super(OFPQueueGetConfigReply, self).__init__(datapath)
 
@@ -2150,6 +2175,7 @@ class OFPDescStatsReply(OFPStatsReply):
                               body.mfr_desc, body.hw_desc, body.sw_desc,
                               body.serial_num, body.dp_desc)
     """
+
     def __init__(self, datapath):
         super(OFPDescStatsReply, self).__init__(datapath)
 
@@ -2206,6 +2232,7 @@ class OFPFlowStatsReply(OFPStatsReply):
                               stat.actions))
             self.logger.debug('FlowStats: %s', flows)
     """
+
     def __init__(self, datapath):
         super(OFPFlowStatsReply, self).__init__(datapath)
 
@@ -2241,6 +2268,7 @@ class OFPAggregateStatsReply(OFPStatsReply):
                               body.packet_count, body.byte_count,
                               body.flow_count)
     """
+
     def __init__(self, datapath):
         super(OFPAggregateStatsReply, self).__init__(datapath)
 
@@ -2286,6 +2314,7 @@ class OFPTableStatsReply(OFPStatsReply):
                                stat.lookup_count, stat.matched_count))
             self.logger.debug('TableStats: %s', tables)
     """
+
     def __init__(self, datapath):
         super(OFPTableStatsReply, self).__init__(datapath)
 
@@ -2344,6 +2373,7 @@ class OFPPortStatsReply(OFPStatsReply):
                               stat.rx_crc_err, stat.collisions))
             self.logger.debug('PortStats: %s', ports)
     """
+
     def __init__(self, datapath):
         super(OFPPortStatsReply, self).__init__(datapath)
 
@@ -2384,6 +2414,7 @@ class OFPQueueStatsReply(OFPStatsReply):
                                stat.tx_bytes, stat.tx_packets, stat.tx_errors))
             self.logger.debug('QueueStats: %s', queues)
     """
+
     def __init__(self, datapath):
         super(OFPQueueStatsReply, self).__init__(datapath)
 
@@ -2527,6 +2558,7 @@ class OFPFeaturesRequest(MsgBase):
             req = ofp_parser.OFPFeaturesRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPFeaturesRequest, self).__init__(datapath)
 
@@ -2547,6 +2579,7 @@ class OFPGetConfigRequest(MsgBase):
             req = ofp_parser.OFPGetConfigRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPGetConfigRequest, self).__init__(datapath)
 
@@ -2581,6 +2614,7 @@ class OFPSetConfig(MsgBase):
             req = ofp_parser.OFPSetConfig(datapath, ofp.OFPC_FRAG_NORMAL, 256)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=None, miss_send_len=None):
         super(OFPSetConfig, self).__init__(datapath)
         self.flags = flags
@@ -2625,6 +2659,7 @@ class OFPPacketOut(MsgBase):
                                           in_port, actions)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, buffer_id=None, in_port=None, actions=None,
                  data=None):
         super(OFPPacketOut, self).__init__(datapath)
@@ -2733,6 +2768,7 @@ class OFPFlowMod(MsgBase):
                 priority, buffer_id, out_port, flags, actions)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, match=None, cookie=0,
                  command=ofproto.OFPFC_ADD,
                  idle_timeout=0, hard_timeout=0,
@@ -2890,6 +2926,7 @@ class OFPBarrierRequest(MsgBase):
             req = ofp_parser.OFPBarrierRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPBarrierRequest, self).__init__(datapath)
 
@@ -2917,6 +2954,7 @@ class OFPQueueGetConfigRequest(MsgBase):
                                                       ofp.OFPP_NONE)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, port):
         super(OFPQueueGetConfigRequest, self).__init__(datapath)
         self.port = port
@@ -2967,6 +3005,7 @@ class OFPDescStatsRequest(OFPStatsRequest):
             req = ofp_parser.OFPDescStatsRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags):
         super(OFPDescStatsRequest, self).__init__(datapath, flags)
 
@@ -3022,6 +3061,7 @@ class OFPFlowStatsRequest(OFPFlowStatsRequestBase):
 
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, match, table_id, out_port):
         super(OFPFlowStatsRequest, self).__init__(
             datapath, flags, match, table_id, out_port)
@@ -3061,6 +3101,7 @@ class OFPAggregateStatsRequest(OFPFlowStatsRequestBase):
 
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, match, table_id, out_port):
         super(OFPAggregateStatsRequest, self).__init__(
             datapath, flags, match, table_id, out_port)
@@ -3089,6 +3130,7 @@ class OFPTableStatsRequest(OFPStatsRequest):
             req = ofp_parser.OFPTableStatsRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags):
         super(OFPTableStatsRequest, self).__init__(datapath, flags)
 
@@ -3119,6 +3161,7 @@ class OFPPortStatsRequest(OFPStatsRequest):
             req = ofp_parser.OFPPortStatsRequest(datapath, 0, ofp.OFPP_ANY)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, port_no):
         super(OFPPortStatsRequest, self).__init__(datapath, flags)
         self.port_no = port_no
@@ -3155,6 +3198,7 @@ class OFPQueueStatsRequest(OFPStatsRequest):
                                                   ofp.OFPQ_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, port_no, queue_id):
         super(OFPQueueStatsRequest, self).__init__(datapath, flags)
         self.port_no = port_no
@@ -3176,6 +3220,7 @@ class OFPVendorStatsRequest(OFPStatsRequest):
     The controller uses this message to query vendor-specific information
     of a switch.
     """
+
     def __init__(self, datapath, flags, vendor, specific_data=None):
         super(OFPVendorStatsRequest, self).__init__(datapath, flags)
         self.vendor = vendor

ryu/ofproto/ofproto_v1_2_parser.py

@@ -72,6 +72,7 @@ class OFPHello(MsgBase):
     This message is handled by the Ryu framework, so the Ryu application
     do not need to process this typically.
     """
+
     def __init__(self, datapath):
         super(OFPHello, self).__init__(datapath)
 
@@ -135,6 +136,7 @@ class OFPErrorMsg(MsgBase):
                               'message=%s',
                               msg.type, msg.code, utils.hex_array(msg.data))
     """
+
     def __init__(self, datapath, type_=None, code=None, data=None, **kwargs):
         super(OFPErrorMsg, self).__init__(datapath)
         self.type = type_
@@ -227,6 +229,7 @@ class OFPEchoRequest(MsgBase):
             self.logger.debug('OFPEchoRequest received: data=%s',
                               utils.hex_array(ev.msg.data))
     """
+
     def __init__(self, datapath, data=None):
         super(OFPEchoRequest, self).__init__(datapath)
         self.data = data
@@ -272,6 +275,7 @@ class OFPEchoReply(MsgBase):
             self.logger.debug('OFPEchoReply received: data=%s',
                               utils.hex_array(ev.msg.data))
     """
+
     def __init__(self, datapath, data=None):
         super(OFPEchoReply, self).__init__(datapath)
         self.data = data
@@ -302,6 +306,7 @@ class OFPExperimenter(MsgBase):
     data          Experimenter defined arbitrary additional data
     ============= =========================================================
     """
+
     def __init__(self, datapath, experimenter=None, exp_type=None, data=None):
         super(OFPExperimenter, self).__init__(datapath)
         self.experimenter = experimenter
@@ -402,6 +407,7 @@ class OFPFeaturesRequest(MsgBase):
             req = ofp_parser.OFPFeaturesRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPFeaturesRequest, self).__init__(datapath)
 
@@ -430,6 +436,7 @@ class OFPSwitchFeatures(MsgBase):
                               msg.datapath_id, msg.n_buffers, msg.n_tables,
                               msg.capabilities, msg.ports)
     """
+
     def __init__(self, datapath, datapath_id=None, n_buffers=None,
                  n_tables=None, capabilities=None, ports=None):
         super(OFPSwitchFeatures, self).__init__(datapath)
@@ -479,6 +486,7 @@ class OFPGetConfigRequest(MsgBase):
             req = ofp_parser.OFPGetConfigRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPGetConfigRequest, self).__init__(datapath)
 
@@ -530,6 +538,7 @@ class OFPGetConfigReply(MsgBase):
                               'flags=%s miss_send_len=%d',
                               flags, msg.miss_send_len)
     """
+
     def __init__(self, datapath, flags=None, miss_send_len=None):
         super(OFPGetConfigReply, self).__init__(datapath)
         self.flags = flags
@@ -576,6 +585,7 @@ class OFPSetConfig(MsgBase):
             req = ofp_parser.OFPSetConfig(datapath, ofp.OFPC_FRAG_NORMAL, 256)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, miss_send_len=0):
         super(OFPSetConfig, self).__init__(datapath)
         self.flags = flags
@@ -637,6 +647,7 @@ class OFPPacketIn(MsgBase):
                               msg.table_id, msg.match,
                               utils.hex_array(msg.data))
     """
+
     def __init__(self, datapath, buffer_id=None, total_len=None, reason=None,
                  table_id=None, match=None, data=None):
         super(OFPPacketIn, self).__init__(datapath)
@@ -729,6 +740,7 @@ class OFPFlowRemoved(MsgBase):
                               msg.idle_timeout, msg.hard_timeout,
                               msg.packet_count, msg.byte_count, msg.match)
     """
+
     def __init__(self, datapath, cookie=None, priority=None, reason=None,
                  table_id=None, duration_sec=None, duration_nsec=None,
                  idle_timeout=None, hard_timeout=None, packet_count=None,
@@ -806,6 +818,7 @@ class OFPPortStatus(MsgBase):
             self.logger.debug('OFPPortStatus received: reason=%s desc=%s',
                               reason, msg.desc)
     """
+
     def __init__(self, datapath, reason=None, desc=None):
         super(OFPPortStatus, self).__init__(datapath)
         self.reason = reason
@@ -852,6 +865,7 @@ class OFPPacketOut(MsgBase):
                                           in_port, actions)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, buffer_id=None, in_port=None, actions=None,
                  data=None, actions_len=None):
         # The in_port field is the ingress port that must be associated
@@ -967,6 +981,7 @@ class OFPFlowMod(MsgBase):
                                         match, inst)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, cookie=0, cookie_mask=0, table_id=0,
                  command=ofproto.OFPFC_ADD,
                  idle_timeout=0, hard_timeout=0, priority=0,
@@ -1070,6 +1085,7 @@ class OFPInstructionGotoTable(OFPInstruction):
     table_id         Next table
     ================ ======================================================
     """
+
     def __init__(self, table_id, type_=None, len_=None):
         super(OFPInstructionGotoTable, self).__init__()
         self.type = ofproto.OFPIT_GOTO_TABLE
@@ -1102,6 +1118,7 @@ class OFPInstructionWriteMetadata(OFPInstruction):
     metadata_mask    Metadata write bitmask
     ================ ======================================================
     """
+
     def __init__(self, metadata, metadata_mask, type_=None, len_=None):
         super(OFPInstructionWriteMetadata, self).__init__()
         self.type = ofproto.OFPIT_WRITE_METADATA
@@ -1144,6 +1161,7 @@ class OFPInstructionActions(OFPInstruction):
 
     ``type`` attribute corresponds to ``type_`` parameter of __init__.
     """
+
     def __init__(self, type_, actions=None, len_=None):
         super(OFPInstructionActions, self).__init__()
         self.type = type_
@@ -1242,6 +1260,7 @@ class OFPActionOutput(OFPAction):
     max_len          Max length to send to controller
     ================ ======================================================
     """
+
     def __init__(self, port, max_len=ofproto.OFPCML_MAX,
                  type_=None, len_=None):
         super(OFPActionOutput, self).__init__()
@@ -1273,6 +1292,7 @@ class OFPActionGroup(OFPAction):
     group_id         Group identifier
     ================ ======================================================
     """
+
     def __init__(self, group_id=0, type_=None, len_=None):
         super(OFPActionGroup, self).__init__()
         self.group_id = group_id
@@ -1303,6 +1323,7 @@ class OFPActionSetQueue(OFPAction):
     queue_id         Queue ID for the packets
     ================ ======================================================
     """
+
     def __init__(self, queue_id, type_=None, len_=None):
         super(OFPActionSetQueue, self).__init__()
         self.queue_id = queue_id
@@ -1332,6 +1353,7 @@ class OFPActionSetMplsTtl(OFPAction):
     mpls_ttl         MPLS TTL
     ================ ======================================================
     """
+
     def __init__(self, mpls_ttl, type_=None, len_=None):
         super(OFPActionSetMplsTtl, self).__init__()
         self.mpls_ttl = mpls_ttl
@@ -1355,6 +1377,7 @@ class OFPActionDecMplsTtl(OFPAction):
 
     This action decrements the MPLS TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionDecMplsTtl, self).__init__()
 
@@ -1379,6 +1402,7 @@ class OFPActionSetNwTtl(OFPAction):
     nw_ttl           IP TTL
     ================ ======================================================
     """
+
     def __init__(self, nw_ttl, type_=None, len_=None):
         super(OFPActionSetNwTtl, self).__init__()
         self.nw_ttl = nw_ttl
@@ -1402,6 +1426,7 @@ class OFPActionDecNwTtl(OFPAction):
 
     This action decrements the IP TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionDecNwTtl, self).__init__()
 
@@ -1421,6 +1446,7 @@ class OFPActionCopyTtlOut(OFPAction):
     This action copies the TTL from the next-to-outermost header with TTL to
     the outermost header with TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionCopyTtlOut, self).__init__()
 
@@ -1440,6 +1466,7 @@ class OFPActionCopyTtlIn(OFPAction):
     This action copies the TTL from the outermost header with TTL to the
     next-to-outermost header with TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionCopyTtlIn, self).__init__()
 
@@ -1464,6 +1491,7 @@ class OFPActionPushVlan(OFPAction):
     ethertype        Ether type.  The default is 802.1Q. (0x8100)
     ================ ======================================================
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_8021Q, type_=None, len_=None):
         super(OFPActionPushVlan, self).__init__()
         self.ethertype = ethertype
@@ -1493,6 +1521,7 @@ class OFPActionPushMpls(OFPAction):
     ethertype        Ether type
     ================ ======================================================
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_MPLS, type_=None, len_=None):
         super(OFPActionPushMpls, self).__init__()
         self.ethertype = ethertype
@@ -1516,6 +1545,7 @@ class OFPActionPopVlan(OFPAction):
 
     This action pops the outermost VLAN tag from the packet.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionPopVlan, self).__init__()
 
@@ -1534,6 +1564,7 @@ class OFPActionPopMpls(OFPAction):
 
     This action pops the MPLS header from the packet.
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_IP, type_=None, len_=None):
         super(OFPActionPopMpls, self).__init__()
         self.ethertype = ethertype
@@ -1563,6 +1594,7 @@ class OFPActionSetField(OFPAction):
 
         set_field = OFPActionSetField(eth_src="00:00:00:00:00:00")
     """
+
     def __init__(self, field=None, **kwargs):
         # old api
         #   OFPActionSetField(field)
@@ -1683,6 +1715,7 @@ class OFPActionExperimenter(OFPAction):
         For the list of the supported Nicira experimenter actions,
         please refer to :ref:`ryu.ofproto.nx_actions <nx_actions_structures>`.
     """
+
     def __init__(self, experimenter, type_=None, len_=None):
         super(OFPActionExperimenter, self).__init__()
         self.experimenter = experimenter
@@ -1789,6 +1822,7 @@ class OFPGroupMod(MsgBase):
                                          ofp.OFPGT_SELECT, group_id, buckets)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, command=ofproto.OFPGC_ADD,
                  type_=ofproto.OFPGT_ALL, group_id=0, buckets=None):
         buckets = buckets if buckets else []
@@ -1921,6 +1955,7 @@ class OFPTableMod(MsgBase):
                                          ofp.OFPTC_TABLE_MISS_DROP)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, table_id, config):
         super(OFPTableMod, self).__init__(datapath)
         self.table_id = table_id
@@ -2020,6 +2055,7 @@ class OFPDescStatsRequest(OFPStatsRequest):
             req = ofp_parser.OFPDescStatsRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0):
         super(OFPDescStatsRequest, self).__init__(datapath,
                                                   ofproto.OFPST_DESC,
@@ -2120,6 +2156,7 @@ class OFPFlowStatsRequest(OFPStatsRequest):
                                                  cookie, cookie_mask, match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, table_id=ofproto.OFPTT_ALL,
                  out_port=ofproto.OFPP_ANY,
                  out_group=ofproto.OFPG_ANY,
@@ -2202,6 +2239,7 @@ class OFPFlowStats(StringifyMixin):
                               stat.match, stat.instructions))
             self.logger.debug('FlowStats: %s', flows)
     """
+
     def __init__(self, table_id, duration_sec, duration_nsec,
                  priority, idle_timeout, hard_timeout, cookie, packet_count,
                  byte_count, match, instructions=None, length=None):
@@ -2286,6 +2324,7 @@ class OFPAggregateStatsRequest(OFPStatsRequest):
                                                       match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, table_id=ofproto.OFPTT_ALL,
                  out_port=ofproto.OFPP_ANY,
                  out_group=ofproto.OFPP_ANY,
@@ -2384,6 +2423,7 @@ class OFPTableStatsRequest(OFPStatsRequest):
             req = ofp_parser.OFPTableStatsRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0):
         super(OFPTableStatsRequest, self).__init__(datapath,
                                                    ofproto.OFPST_TABLE,
@@ -2499,6 +2539,7 @@ class OFPPortStatsRequest(OFPStatsRequest):
             req = ofp_parser.OFPPortStatsRequest(datapath, ofp.OFPP_ANY)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, port_no=ofproto.OFPP_ANY, flags=0):
         super(OFPPortStatsRequest, self).__init__(datapath,
                                                   ofproto.OFPST_PORT,
@@ -2608,6 +2649,7 @@ class OFPQueueStatsRequest(OFPStatsRequest):
                                                   ofp.OFPQ_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, port_no=ofproto.OFPP_ANY,
                  queue_id=ofproto.OFPQ_ALL, flags=0):
         super(OFPQueueStatsRequest, self).__init__(datapath,
@@ -2710,6 +2752,7 @@ class OFPGroupStatsRequest(OFPStatsRequest):
             req = ofp_parser.OFPGroupStatsRequest(datapath, ofp.OFPG_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, group_id=ofproto.OFPG_ALL, flags=0):
         super(OFPGroupStatsRequest, self).__init__(datapath,
                                                    ofproto.OFPST_GROUP,
@@ -2815,6 +2858,7 @@ class OFPGroupDescStatsRequest(OFPStatsRequest):
             req = ofp_parser.OFPGroupDescStatsRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0):
         super(OFPGroupDescStatsRequest, self).__init__(
             datapath,
@@ -2858,6 +2902,7 @@ class OFPGroupDescStats(StringifyMixin):
                              (stat.type, stat.group_id, stat.buckets))
             self.logger.debug('GroupDescStats: %s', descs)
     """
+
     def __init__(self, type_, group_id, buckets, length=None):
         self.type = type_
         self.group_id = group_id
@@ -2905,6 +2950,7 @@ class OFPGroupFeaturesStatsRequest(OFPStatsRequest):
             req = ofp_parser.OFPGroupFeaturesStatsRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0):
         super(OFPGroupFeaturesStatsRequest, self).__init__(
             datapath,
@@ -2948,6 +2994,7 @@ class OFPGroupFeaturesStats(StringifyMixin):
                               body.types, body.capabilities, body.max_groups,
                               body.actions)
     """
+
     def __init__(self, types, capabilities, max_groups, actions, length=None):
         self.types = types
         self.capabilities = capabilities
@@ -2988,6 +3035,7 @@ class OFPQueueGetConfigRequest(MsgBase):
             req = ofp_parser.OFPQueueGetConfigRequest(datapath, ofp.OFPP_ANY)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, port):
         super(OFPQueueGetConfigRequest, self).__init__(datapath)
         self.port = port
@@ -3112,6 +3160,7 @@ class OFPQueueGetConfigReply(MsgBase):
                               'port=%s queues=%s',
                               msg.port, msg.queues)
     """
+
     def __init__(self, datapath, port=None, queues=None):
         super(OFPQueueGetConfigReply, self).__init__(datapath)
         self.port = port
@@ -3155,6 +3204,7 @@ class OFPBarrierRequest(MsgBase):
             req = ofp_parser.OFPBarrierRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPBarrierRequest, self).__init__(datapath)
 
@@ -3173,6 +3223,7 @@ class OFPBarrierReply(MsgBase):
         def barrier_reply_handler(self, ev):
             self.logger.debug('OFPBarrierReply received')
     """
+
     def __init__(self, datapath):
         super(OFPBarrierReply, self).__init__(datapath)
 
@@ -3205,6 +3256,7 @@ class OFPRoleRequest(MsgBase):
             req = ofp_parser.OFPRoleRequest(datapath, ofp.OFPCR_ROLE_EQUAL, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, role, generation_id):
         super(OFPRoleRequest, self).__init__(datapath)
         self.role = role
@@ -3259,6 +3311,7 @@ class OFPRoleReply(MsgBase):
                               'role=%s generation_id=%d',
                               role, msg.generation_id)
     """
+
     def __init__(self, datapath, role=None, generation_id=None):
         super(OFPRoleReply, self).__init__(datapath)
         self.role = role

ryu/ofproto/ofproto_v1_3_parser.py

@@ -112,6 +112,7 @@ class OFPHello(MsgBase):
     elements   list of ``OFPHelloElemVersionBitmap`` instance
     ========== =========================================================
     """
+
     def __init__(self, datapath, elements=None):
         elements = elements if elements else []
         super(OFPHello, self).__init__(datapath)
@@ -150,6 +151,7 @@ class OFPHelloElemVersionBitmap(StringifyMixin):
     versions   list of versions of OpenFlow protocol a device supports
     ========== =========================================================
     """
+
     def __init__(self, versions, type_=None, length=None):
         super(OFPHelloElemVersionBitmap, self).__init__()
         self.type = ofproto.OFPHET_VERSIONBITMAP
@@ -244,6 +246,7 @@ class OFPErrorMsg(MsgBase):
                               'message=%s',
                               msg.type, msg.code, utils.hex_array(msg.data))
     """
+
     def __init__(self, datapath, type_=None, code=None, data=None, **kwargs):
         super(OFPErrorMsg, self).__init__(datapath)
         self.type = type_
@@ -336,6 +339,7 @@ class OFPEchoRequest(MsgBase):
             self.logger.debug('OFPEchoRequest received: data=%s',
                               utils.hex_array(ev.msg.data))
     """
+
     def __init__(self, datapath, data=None):
         super(OFPEchoRequest, self).__init__(datapath)
         self.data = data
@@ -381,6 +385,7 @@ class OFPEchoReply(MsgBase):
             self.logger.debug('OFPEchoReply received: data=%s',
                               utils.hex_array(ev.msg.data))
     """
+
     def __init__(self, datapath, data=None):
         super(OFPEchoReply, self).__init__(datapath)
         self.data = data
@@ -465,6 +470,7 @@ class OFPFeaturesRequest(MsgBase):
             req = ofp_parser.OFPFeaturesRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPFeaturesRequest, self).__init__(datapath)
 
@@ -494,6 +500,7 @@ class OFPSwitchFeatures(MsgBase):
                               msg.datapath_id, msg.n_buffers, msg.n_tables,
                               msg.auxiliary_id, msg.capabilities)
     """
+
     def __init__(self, datapath, datapath_id=None, n_buffers=None,
                  n_tables=None, auxiliary_id=None, capabilities=None):
         super(OFPSwitchFeatures, self).__init__(datapath)
@@ -534,6 +541,7 @@ class OFPGetConfigRequest(MsgBase):
             req = ofp_parser.OFPGetConfigRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPGetConfigRequest, self).__init__(datapath)
 
@@ -579,6 +587,7 @@ class OFPGetConfigReply(MsgBase):
                               'flags=%s miss_send_len=%d',
                               ','.join(flags), msg.miss_send_len)
     """
+
     def __init__(self, datapath, flags=None, miss_send_len=None):
         super(OFPGetConfigReply, self).__init__(datapath)
         self.flags = flags
@@ -623,6 +632,7 @@ class OFPSetConfig(MsgBase):
             req = ofp_parser.OFPSetConfig(datapath, ofp.OFPC_FRAG_NORMAL, 256)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, miss_send_len=0):
         super(OFPSetConfig, self).__init__(datapath)
         self.flags = flags
@@ -2295,6 +2305,7 @@ class OFPPacketIn(MsgBase):
                               msg.table_id, msg.cookie, msg.match,
                               utils.hex_array(msg.data))
     """
+
     def __init__(self, datapath, buffer_id=None, total_len=None, reason=None,
                  table_id=None, cookie=None, match=None, data=None):
         super(OFPPacketIn, self).__init__(datapath)
@@ -2388,6 +2399,7 @@ class OFPFlowRemoved(MsgBase):
                               msg.idle_timeout, msg.hard_timeout,
                               msg.packet_count, msg.byte_count, msg.match)
     """
+
     def __init__(self, datapath, cookie=None, priority=None, reason=None,
                  table_id=None, duration_sec=None, duration_nsec=None,
                  idle_timeout=None, hard_timeout=None, packet_count=None,
@@ -2522,6 +2534,7 @@ class OFPPortStatus(MsgBase):
             self.logger.debug('OFPPortStatus received: reason=%s desc=%s',
                               reason, msg.desc)
     """
+
     def __init__(self, datapath, reason=None, desc=None):
         super(OFPPortStatus, self).__init__(datapath)
         self.reason = reason
@@ -2568,6 +2581,7 @@ class OFPPacketOut(MsgBase):
                                           in_port, actions)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, buffer_id=None, in_port=None, actions=None,
                  data=None, actions_len=None):
         assert in_port is not None
@@ -2683,6 +2697,7 @@ class OFPFlowMod(MsgBase):
                                         match, inst)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, cookie=0, cookie_mask=0, table_id=0,
                  command=ofproto.OFPFC_ADD,
                  idle_timeout=0, hard_timeout=0,
@@ -2804,6 +2819,7 @@ class OFPInstructionGotoTable(OFPInstruction):
     table_id         Next table
     ================ ======================================================
     """
+
     def __init__(self, table_id, type_=None, len_=None):
         super(OFPInstructionGotoTable, self).__init__()
         self.type = ofproto.OFPIT_GOTO_TABLE
@@ -2836,6 +2852,7 @@ class OFPInstructionWriteMetadata(OFPInstruction):
     metadata_mask    Metadata write bitmask
     ================ ======================================================
     """
+
     def __init__(self, metadata, metadata_mask, type_=None, len_=None):
         super(OFPInstructionWriteMetadata, self).__init__()
         self.type = ofproto.OFPIT_WRITE_METADATA
@@ -2878,6 +2895,7 @@ class OFPInstructionActions(OFPInstruction):
 
     ``type`` attribute corresponds to ``type_`` parameter of __init__.
     """
+
     def __init__(self, type_, actions=None, len_=None):
         super(OFPInstructionActions, self).__init__()
         self.type = type_
@@ -3011,6 +3029,7 @@ class OFPActionOutput(OFPAction):
     max_len          Max length to send to controller
     ================ ======================================================
     """
+
     def __init__(self, port, max_len=ofproto.OFPCML_MAX,
                  type_=None, len_=None):
         super(OFPActionOutput, self).__init__()
@@ -3042,6 +3061,7 @@ class OFPActionGroup(OFPAction):
     group_id         Group identifier
     ================ ======================================================
     """
+
     def __init__(self, group_id=0, type_=None, len_=None):
         super(OFPActionGroup, self).__init__()
         self.group_id = group_id
@@ -3072,6 +3092,7 @@ class OFPActionSetQueue(OFPAction):
     queue_id         Queue ID for the packets
     ================ ======================================================
     """
+
     def __init__(self, queue_id, type_=None, len_=None):
         super(OFPActionSetQueue, self).__init__()
         self.queue_id = queue_id
@@ -3101,6 +3122,7 @@ class OFPActionSetMplsTtl(OFPAction):
     mpls_ttl         MPLS TTL
     ================ ======================================================
     """
+
     def __init__(self, mpls_ttl, type_=None, len_=None):
         super(OFPActionSetMplsTtl, self).__init__()
         self.mpls_ttl = mpls_ttl
@@ -3124,6 +3146,7 @@ class OFPActionDecMplsTtl(OFPAction):
 
     This action decrements the MPLS TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionDecMplsTtl, self).__init__()
 
@@ -3148,6 +3171,7 @@ class OFPActionSetNwTtl(OFPAction):
     nw_ttl           IP TTL
     ================ ======================================================
     """
+
     def __init__(self, nw_ttl, type_=None, len_=None):
         super(OFPActionSetNwTtl, self).__init__()
         self.nw_ttl = nw_ttl
@@ -3171,6 +3195,7 @@ class OFPActionDecNwTtl(OFPAction):
 
     This action decrements the IP TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionDecNwTtl, self).__init__()
 
@@ -3190,6 +3215,7 @@ class OFPActionCopyTtlOut(OFPAction):
     This action copies the TTL from the next-to-outermost header with TTL to
     the outermost header with TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionCopyTtlOut, self).__init__()
 
@@ -3209,6 +3235,7 @@ class OFPActionCopyTtlIn(OFPAction):
     This action copies the TTL from the outermost header with TTL to the
     next-to-outermost header with TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionCopyTtlIn, self).__init__()
 
@@ -3233,6 +3260,7 @@ class OFPActionPushVlan(OFPAction):
     ethertype        Ether type.  The default is 802.1Q. (0x8100)
     ================ ======================================================
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_8021Q, type_=None, len_=None):
         super(OFPActionPushVlan, self).__init__()
         self.ethertype = ethertype
@@ -3262,6 +3290,7 @@ class OFPActionPushMpls(OFPAction):
     ethertype        Ether type
     ================ ======================================================
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_MPLS, type_=None, len_=None):
         super(OFPActionPushMpls, self).__init__()
         self.ethertype = ethertype
@@ -3285,6 +3314,7 @@ class OFPActionPopVlan(OFPAction):
 
     This action pops the outermost VLAN tag from the packet.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionPopVlan, self).__init__()
 
@@ -3303,6 +3333,7 @@ class OFPActionPopMpls(OFPAction):
 
     This action pops the MPLS header from the packet.
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_IP, type_=None, len_=None):
         super(OFPActionPopMpls, self).__init__()
         self.ethertype = ethertype
@@ -3332,6 +3363,7 @@ class OFPActionSetField(OFPAction):
 
         set_field = OFPActionSetField(eth_src="00:00:00:00:00:00")
     """
+
     def __init__(self, field=None, **kwargs):
         # old api
         #   OFPActionSetField(field)
@@ -3447,6 +3479,7 @@ class OFPActionPushPbb(OFPAction):
     ethertype        Ether type
     ================ ======================================================
     """
+
     def __init__(self, ethertype, type_=None, len_=None):
         super(OFPActionPushPbb, self).__init__()
         self.ethertype = ethertype
@@ -3471,6 +3504,7 @@ class OFPActionPopPbb(OFPAction):
     This action pops the outermost PBB service instance header from
     the packet.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionPopPbb, self).__init__()
 
@@ -3634,6 +3668,7 @@ class OFPGroupMod(MsgBase):
                                          ofp.OFPGT_SELECT, group_id, buckets)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, command=ofproto.OFPGC_ADD,
                  type_=ofproto.OFPGT_ALL, group_id=0, buckets=None):
         buckets = buckets if buckets else []
@@ -3766,6 +3801,7 @@ class OFPMeterMod(MsgBase):
                      | OFPMeterBandExperimenter
     ================ ======================================================
     """
+
     def __init__(self, datapath, command=ofproto.OFPMC_ADD,
                  flags=ofproto.OFPMF_KBPS, meter_id=1, bands=None):
         bands = bands if bands else []
@@ -3809,6 +3845,7 @@ class OFPTableMod(MsgBase):
             req = ofp_parser.OFPTableMod(datapath, 1, 3)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, table_id, config):
         super(OFPTableMod, self).__init__(datapath)
         self.table_id = table_id
@@ -3958,6 +3995,7 @@ class OFPDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPDescStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPDescStatsRequest, self).__init__(datapath, flags)
 
@@ -3989,6 +4027,7 @@ class OFPDescStatsReply(OFPMultipartReply):
                               body.mfr_desc, body.hw_desc, body.sw_desc,
                               body.serial_num, body.dp_desc)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4102,6 +4141,7 @@ class OFPFlowStatsRequest(OFPFlowStatsRequestBase):
                                                  match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, table_id=ofproto.OFPTT_ALL,
                  out_port=ofproto.OFPP_ANY,
                  out_group=ofproto.OFPG_ANY,
@@ -4149,6 +4189,7 @@ class OFPFlowStatsReply(OFPMultipartReply):
                               stat.match, stat.instructions))
             self.logger.debug('FlowStats: %s', flows)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPFlowStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4202,6 +4243,7 @@ class OFPAggregateStatsRequest(OFPFlowStatsRequestBase):
                                                       match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, table_id, out_port, out_group,
                  cookie, cookie_mask, match, type_=None):
         super(OFPAggregateStatsRequest, self).__init__(datapath,
@@ -4241,6 +4283,7 @@ class OFPAggregateStatsReply(OFPMultipartReply):
                               body.packet_count, body.byte_count,
                               body.flow_count)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPAggregateStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4279,6 +4322,7 @@ class OFPTableStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPTableStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPTableStatsRequest, self).__init__(datapath, flags)
 
@@ -4310,6 +4354,7 @@ class OFPTableStatsReply(OFPMultipartReply):
                                stat.lookup_count, stat.matched_count))
             self.logger.debug('TableStats: %s', tables)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPTableStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4353,6 +4398,7 @@ class OFPPortStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPPortStatsRequest(datapath, 0, ofp.OFPP_ANY)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, port_no=ofproto.OFPP_ANY,
                  type_=None):
         super(OFPPortStatsRequest, self).__init__(datapath, flags)
@@ -4403,6 +4449,7 @@ class OFPPortStatsReply(OFPMultipartReply):
                               stat.duration_sec, stat.duration_nsec))
             self.logger.debug('PortStats: %s', ports)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPPortStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4445,6 +4492,7 @@ class OFPQueueStatsRequest(OFPMultipartRequest):
                                                   ofp.OFPQ_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, port_no=ofproto.OFPP_ANY,
                  queue_id=ofproto.OFPQ_ALL, type_=None):
         super(OFPQueueStatsRequest, self).__init__(datapath, flags)
@@ -4488,6 +4536,7 @@ class OFPQueueStatsReply(OFPMultipartReply):
                                stat.duration_sec, stat.duration_nsec))
             self.logger.debug('QueueStats: %s', queues)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPQueueStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4561,6 +4610,7 @@ class OFPGroupStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPGroupStatsRequest(datapath, 0, ofp.OFPG_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, group_id=ofproto.OFPG_ALL,
                  type_=None):
         super(OFPGroupStatsRequest, self).__init__(datapath, flags)
@@ -4603,6 +4653,7 @@ class OFPGroupStatsReply(OFPMultipartReply):
                                stat.duration_nsec))
             self.logger.debug('GroupStats: %s', groups)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPGroupStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4656,6 +4707,7 @@ class OFPGroupDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPGroupDescStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPGroupDescStatsRequest, self).__init__(datapath, flags)
 
@@ -4687,13 +4739,14 @@ class OFPGroupDescStatsReply(OFPMultipartReply):
                               stat.bucket))
             self.logger.debug('GroupDescStats: %s', descs)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPGroupDescStatsReply, self).__init__(datapath, **kwargs)
 
 
 class OFPGroupFeaturesStats(ofproto_parser.namedtuple('OFPGroupFeaturesStats',
-                            ('types', 'capabilities', 'max_groups',
+                                                      ('types', 'capabilities', 'max_groups',
-                             'actions'))):
+                                                       'actions'))):
     @classmethod
     def parser(cls, buf, offset):
         group_features = struct.unpack_from(
@@ -4730,6 +4783,7 @@ class OFPGroupFeaturesStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPGroupFeaturesStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPGroupFeaturesStatsRequest, self).__init__(datapath, flags)
 
@@ -4761,6 +4815,7 @@ class OFPGroupFeaturesStatsReply(OFPMultipartReply):
                               body.types, body.capabilities,
                               body.max_groups, body.actions)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPGroupFeaturesStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4839,6 +4894,7 @@ class OFPMeterStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPMeterStatsRequest(datapath, 0, ofp.OFPM_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, meter_id=ofproto.OFPM_ALL,
                  type_=None):
         super(OFPMeterStatsRequest, self).__init__(datapath, flags)
@@ -4882,6 +4938,7 @@ class OFPMeterStatsReply(OFPMultipartReply):
                                stat.band_stats))
             self.logger.debug('MeterStats: %s', meters)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPMeterStatsReply, self).__init__(datapath, **kwargs)
 
@@ -5044,6 +5101,7 @@ class OFPMeterConfigStatsRequest(OFPMultipartRequest):
                                                         ofp.OFPM_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, meter_id=ofproto.OFPM_ALL,
                  type_=None):
         super(OFPMeterConfigStatsRequest, self).__init__(datapath, flags)
@@ -5084,13 +5142,14 @@ class OFPMeterConfigStatsReply(OFPMultipartReply):
                                 stat.bands))
             self.logger.debug('MeterConfigStats: %s', configs)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPMeterConfigStatsReply, self).__init__(datapath, **kwargs)
 
 
 class OFPMeterFeaturesStats(ofproto_parser.namedtuple('OFPMeterFeaturesStats',
-                            ('max_meter', 'band_types', 'capabilities',
+                                                      ('max_meter', 'band_types', 'capabilities',
-                             'max_bands', 'max_color'))):
+                                                       'max_bands', 'max_color'))):
     @classmethod
     def parser(cls, buf, offset):
         meter_features = struct.unpack_from(
@@ -5123,6 +5182,7 @@ class OFPMeterFeaturesStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPMeterFeaturesStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPMeterFeaturesStatsRequest, self).__init__(datapath, flags)
 
@@ -5157,6 +5217,7 @@ class OFPMeterFeaturesStatsReply(OFPMultipartReply):
                                  stat.max_color))
             self.logger.debug('MeterFeaturesStats: %s', features)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPMeterFeaturesStatsReply, self).__init__(datapath, **kwargs)
 
@@ -5508,6 +5569,7 @@ class OFPTableFeaturesStatsRequest(OFPMultipartRequest):
                      The default is [].
     ================ ======================================================
     """
+
     def __init__(self, datapath, flags=0,
                  body=None,
                  type_=None):
@@ -5538,6 +5600,7 @@ class OFPTableFeaturesStatsReply(OFPMultipartReply):
     body             List of ``OFPTableFeaturesStats`` instance
     ================ ======================================================
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPTableFeaturesStatsReply, self).__init__(datapath, **kwargs)
 
@@ -5564,6 +5627,7 @@ class OFPPortDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPPortDescStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPPortDescStatsRequest, self).__init__(datapath, flags)
 
@@ -5600,6 +5664,7 @@ class OFPPortDescStatsReply(OFPMultipartReply):
                               p.max_speed))
             self.logger.debug('OFPPortDescStatsReply received: %s', ports)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPPortDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -5663,6 +5728,7 @@ class OFPExperimenterStatsRequest(OFPExperimenterStatsRequestBase):
     data             Experimenter defined additional data
     ================ ======================================================
     """
+
     def __init__(self, datapath, flags,
                  experimenter, exp_type, data,
                  type_=None):
@@ -5727,6 +5793,7 @@ class ONFFlowMonitorStatsRequest(OFPExperimenterStatsRequestBase):
     body             List of ONFFlowMonitorRequest instances
     ================ ======================================================
     """
+
     def __init__(self, datapath, flags, body=None,
                  type_=None, experimenter=None, exp_type=None):
         body = body if body else []
@@ -5759,6 +5826,7 @@ class OFPExperimenterStatsReply(OFPMultipartReply):
     body             An ``OFPExperimenterMultipart`` instance
     ================ ======================================================
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPExperimenterStatsReply, self).__init__(datapath, **kwargs)
 
@@ -5779,6 +5847,7 @@ class OFPBarrierRequest(MsgBase):
             req = ofp_parser.OFPBarrierRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPBarrierRequest, self).__init__(datapath)
 
@@ -5797,6 +5866,7 @@ class OFPBarrierReply(MsgBase):
         def barrier_reply_handler(self, ev):
             self.logger.debug('OFPBarrierReply received')
     """
+
     def __init__(self, datapath):
         super(OFPBarrierReply, self).__init__(datapath)
 
@@ -5821,6 +5891,7 @@ class OFPQueueGetConfigRequest(MsgBase):
             req = ofp_parser.OFPQueueGetConfigRequest(datapath, ofp.OFPP_ANY)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, port):
         super(OFPQueueGetConfigRequest, self).__init__(datapath)
         self.port = port
@@ -5977,6 +6048,7 @@ class OFPQueueGetConfigReply(MsgBase):
                               'port=%s queues=%s',
                               msg.port, msg.queues)
     """
+
     def __init__(self, datapath, queues=None, port=None):
         super(OFPQueueGetConfigReply, self).__init__(datapath)
         self.queues = queues
@@ -6029,6 +6101,7 @@ class OFPRoleRequest(MsgBase):
             req = ofp_parser.OFPRoleRequest(datapath, ofp.OFPCR_ROLE_EQUAL, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, role=None, generation_id=None):
         super(OFPRoleRequest, self).__init__(datapath)
         self.role = role
@@ -6085,6 +6158,7 @@ class OFPRoleReply(MsgBase):
                               'role=%s generation_id=%d',
                               role, msg.generation_id)
     """
+
     def __init__(self, datapath, role=None, generation_id=None):
         super(OFPRoleReply, self).__init__(datapath)
         self.role = role
@@ -6116,6 +6190,7 @@ class OFPGetAsyncRequest(MsgBase):
             req = ofp_parser.OFPGetAsyncRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPGetAsyncRequest, self).__init__(datapath)
 
@@ -6172,6 +6247,7 @@ class OFPGetAsyncReply(MsgBase):
                               msg.flow_removed_mask[0],
                               msg.flow_removed_mask[1])
     """
+
     def __init__(self, datapath, packet_in_mask=None, port_status_mask=None,
                  flow_removed_mask=None):
         super(OFPGetAsyncReply, self).__init__(datapath)
@@ -6248,6 +6324,7 @@ class OFPSetAsync(MsgBase):
                                          [flow_removed_mask, 0])
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath,
                  packet_in_mask, port_status_mask, flow_removed_mask):
         super(OFPSetAsync, self).__init__(datapath)
@@ -6303,6 +6380,7 @@ class ONFBundleCtrlMsg(OFPExperimenter):
                                               ofp.ONF_BF_ATOMIC, [])
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, bundle_id=None, type_=None, flags=None,
                  properties=None):
         super(ONFBundleCtrlMsg, self).__init__(
@@ -6370,6 +6448,7 @@ class ONFBundleAddMsg(OFPExperimenter):
                                              msg, [])
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, bundle_id, flags, message, properties):
         super(ONFBundleAddMsg, self).__init__(
             datapath, ofproto_common.ONF_EXPERIMENTER_ID,

ryu/ofproto/ofproto_v1_4_parser.py

@@ -76,6 +76,7 @@ class OFPHello(MsgBase):
     elements   list of ``OFPHelloElemVersionBitmap`` instance
     ========== =========================================================
     """
+
     def __init__(self, datapath, elements=None):
         elements = elements if elements else []
         super(OFPHello, self).__init__(datapath)
@@ -114,6 +115,7 @@ class OFPHelloElemVersionBitmap(StringifyMixin):
     versions   list of versions of OpenFlow protocol a device supports
     ========== =========================================================
     """
+
     def __init__(self, versions, type_=None, length=None):
         super(OFPHelloElemVersionBitmap, self).__init__()
         self.type = ofproto.OFPHET_VERSIONBITMAP
@@ -177,6 +179,7 @@ class OFPEchoRequest(MsgBase):
             self.logger.debug('OFPEchoRequest received: data=%s',
                               utils.hex_array(ev.msg.data))
     """
+
     def __init__(self, datapath, data=None):
         super(OFPEchoRequest, self).__init__(datapath)
         self.data = data
@@ -254,6 +257,7 @@ class OFPErrorMsg(MsgBase):
                               'message=%s',
                               msg.type, msg.code, utils.hex_array(msg.data))
     """
+
     def __init__(self, datapath, type_=None, code=None, data=None, **kwargs):
         super(OFPErrorMsg, self).__init__(datapath)
         self.type = type_
@@ -346,6 +350,7 @@ class OFPEchoReply(MsgBase):
             self.logger.debug('OFPEchoReply received: data=%s',
                               utils.hex_array(ev.msg.data))
     """
+
     def __init__(self, datapath, data=None):
         super(OFPEchoReply, self).__init__(datapath)
         self.data = data
@@ -381,6 +386,7 @@ class OFPFeaturesRequest(MsgBase):
             req = ofp_parser.OFPFeaturesRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPFeaturesRequest, self).__init__(datapath)
 
@@ -399,6 +405,7 @@ class OFPExperimenter(MsgBase):
     data          Experimenter defined arbitrary additional data
     ============= =========================================================
     """
+
     def __init__(self, datapath, experimenter=None, exp_type=None, data=None):
         super(OFPExperimenter, self).__init__(datapath)
         self.experimenter = experimenter
@@ -450,6 +457,7 @@ class OFPSwitchFeatures(MsgBase):
                               msg.datapath_id, msg.n_buffers, msg.n_tables,
                               msg.auxiliary_id, msg.capabilities)
     """
+
     def __init__(self, datapath, datapath_id=None, n_buffers=None,
                  n_tables=None, auxiliary_id=None, capabilities=None):
         super(OFPSwitchFeatures, self).__init__(datapath)
@@ -490,6 +498,7 @@ class OFPGetConfigRequest(MsgBase):
             req = ofp_parser.OFPGetConfigRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPGetConfigRequest, self).__init__(datapath)
 
@@ -534,6 +543,7 @@ class OFPGetConfigReply(MsgBase):
                               'flags=%s miss_send_len=%d',
                               ','.join(flags), msg.miss_send_len)
     """
+
     def __init__(self, datapath, flags=None, miss_send_len=None):
         super(OFPGetConfigReply, self).__init__(datapath)
         self.flags = flags
@@ -578,6 +588,7 @@ class OFPSetConfig(MsgBase):
             req = ofp_parser.OFPSetConfig(datapath, ofp.OFPC_FRAG_NORMAL, 256)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, miss_send_len=0):
         super(OFPSetConfig, self).__init__(datapath)
         self.flags = flags
@@ -1201,6 +1212,7 @@ class OFPPacketIn(MsgBase):
                               msg.table_id, msg.cookie, msg.match,
                               utils.hex_array(msg.data))
     """
+
     def __init__(self, datapath, buffer_id=None, total_len=None, reason=None,
                  table_id=None, cookie=None, match=None, data=None):
         super(OFPPacketIn, self).__init__(datapath)
@@ -1296,6 +1308,7 @@ class OFPFlowRemoved(MsgBase):
                               msg.idle_timeout, msg.hard_timeout,
                               msg.packet_count, msg.byte_count, msg.match)
     """
+
     def __init__(self, datapath, cookie=None, priority=None, reason=None,
                  table_id=None, duration_sec=None, duration_nsec=None,
                  idle_timeout=None, hard_timeout=None, packet_count=None,
@@ -1497,6 +1510,7 @@ class OFPMeterMod(MsgBase):
                      | OFPMeterBandExperimenter
     ================ ======================================================
     """
+
     def __init__(self, datapath, command=ofproto.OFPMC_ADD,
                  flags=ofproto.OFPMF_KBPS, meter_id=1, bands=None):
         bands = bands if bands else []
@@ -1564,6 +1578,7 @@ class OFPTableMod(MsgBase):
             req = ofp_parser.OFPTableMod(datapath, 1, 3, properties)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, table_id, config, properties):
         super(OFPTableMod, self).__init__(datapath)
         self.table_id = table_id
@@ -1695,6 +1710,7 @@ class OFPDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPDescStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPDescStatsRequest, self).__init__(datapath, flags)
 
@@ -1726,6 +1742,7 @@ class OFPDescStatsReply(OFPMultipartReply):
                               body.mfr_desc, body.hw_desc, body.sw_desc,
                               body.serial_num, body.dp_desc)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2056,6 +2073,7 @@ class OFPTableFeaturesStatsRequest(OFPMultipartRequest):
                      The default is [].
     ================ ======================================================
     """
+
     def __init__(self, datapath, flags=0, body=None, type_=None):
         body = body if body else []
         super(OFPTableFeaturesStatsRequest, self).__init__(datapath, flags)
@@ -2084,6 +2102,7 @@ class OFPTableFeaturesStatsReply(OFPMultipartReply):
     body             List of ``OFPTableFeaturesStats`` instance
     ================ ======================================================
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPTableFeaturesStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2110,6 +2129,7 @@ class OFPPortDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPPortDescStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPPortDescStatsRequest, self).__init__(datapath, flags)
 
@@ -2141,6 +2161,7 @@ class OFPPortDescStatsReply(OFPMultipartReply):
                               p.name, p.config, p.state, repr(p.properties)))
             self.logger.debug('OFPPortDescStatsReply received: %s', ports)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPPortDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2167,6 +2188,7 @@ class OFPTableDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPTableDescStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPTableDescStatsRequest, self).__init__(datapath, flags)
 
@@ -2196,6 +2218,7 @@ class OFPTableDescStatsReply(OFPMultipartReply):
                              (p.table_id, p.config, repr(p.properties)))
             self.logger.debug('OFPTableDescStatsReply received: %s', tables)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPTableDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2226,6 +2249,7 @@ class OFPQueueDescStatsRequest(OFPMultipartRequest):
                                                       ofp.OFPQ_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, port_no=ofproto.OFPP_ANY,
                  queue_id=ofproto.OFPQ_ALL, type_=None):
         super(OFPQueueDescStatsRequest, self).__init__(datapath, flags)
@@ -2264,6 +2288,7 @@ class OFPQueueDescStatsReply(OFPMultipartReply):
                              (q.port_no, q.queue_id, repr(q.properties)))
             self.logger.debug('OFPQueueDescStatsReply received: %s', queues)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPQueueDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2333,6 +2358,7 @@ class OFPQueueStatsRequest(OFPMultipartRequest):
                                                   ofp.OFPQ_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, port_no=ofproto.OFPP_ANY,
                  queue_id=ofproto.OFPQ_ALL, type_=None):
         super(OFPQueueStatsRequest, self).__init__(datapath, flags)
@@ -2378,6 +2404,7 @@ class OFPQueueStatsReply(OFPMultipartReply):
                                repr(stat.properties)))
             self.logger.debug('QueueStats: %s', queues)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPQueueStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2451,6 +2478,7 @@ class OFPGroupStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPGroupStatsRequest(datapath, 0, ofp.OFPG_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, group_id=ofproto.OFPG_ALL,
                  type_=None):
         super(OFPGroupStatsRequest, self).__init__(datapath, flags)
@@ -2493,6 +2521,7 @@ class OFPGroupStatsReply(OFPMultipartReply):
                                stat.duration_nsec))
             self.logger.debug('GroupStats: %s', groups)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPGroupStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2547,6 +2576,7 @@ class OFPGroupDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPGroupDescStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPGroupDescStatsRequest, self).__init__(datapath, flags)
 
@@ -2578,13 +2608,14 @@ class OFPGroupDescStatsReply(OFPMultipartReply):
                               stat.bucket))
             self.logger.debug('GroupDescStats: %s', descs)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPGroupDescStatsReply, self).__init__(datapath, **kwargs)
 
 
 class OFPGroupFeaturesStats(ofproto_parser.namedtuple('OFPGroupFeaturesStats',
-                            ('types', 'capabilities', 'max_groups',
+                                                      ('types', 'capabilities', 'max_groups',
-                             'actions'))):
+                                                       'actions'))):
     @classmethod
     def parser(cls, buf, offset):
         group_features = struct.unpack_from(
@@ -2621,6 +2652,7 @@ class OFPGroupFeaturesStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPGroupFeaturesStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPGroupFeaturesStatsRequest, self).__init__(datapath, flags)
 
@@ -2652,6 +2684,7 @@ class OFPGroupFeaturesStatsReply(OFPMultipartReply):
                               body.types, body.capabilities,
                               body.max_groups, body.actions)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPGroupFeaturesStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2730,6 +2763,7 @@ class OFPMeterStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPMeterStatsRequest(datapath, 0, ofp.OFPM_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, meter_id=ofproto.OFPM_ALL,
                  type_=None):
         super(OFPMeterStatsRequest, self).__init__(datapath, flags)
@@ -2773,6 +2807,7 @@ class OFPMeterStatsReply(OFPMultipartReply):
                                stat.band_stats))
             self.logger.debug('MeterStats: %s', meters)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPMeterStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2935,6 +2970,7 @@ class OFPMeterConfigStatsRequest(OFPMultipartRequest):
                                                         ofp.OFPM_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, meter_id=ofproto.OFPM_ALL,
                  type_=None):
         super(OFPMeterConfigStatsRequest, self).__init__(datapath, flags)
@@ -2975,13 +3011,14 @@ class OFPMeterConfigStatsReply(OFPMultipartReply):
                                 stat.bands))
             self.logger.debug('MeterConfigStats: %s', configs)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPMeterConfigStatsReply, self).__init__(datapath, **kwargs)
 
 
 class OFPMeterFeaturesStats(ofproto_parser.namedtuple('OFPMeterFeaturesStats',
-                            ('max_meter', 'band_types', 'capabilities',
+                                                      ('max_meter', 'band_types', 'capabilities',
-                             'max_bands', 'max_color'))):
+                                                       'max_bands', 'max_color'))):
     @classmethod
     def parser(cls, buf, offset):
         meter_features = struct.unpack_from(
@@ -3014,6 +3051,7 @@ class OFPMeterFeaturesStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPMeterFeaturesStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPMeterFeaturesStatsRequest, self).__init__(datapath, flags)
 
@@ -3048,6 +3086,7 @@ class OFPMeterFeaturesStatsReply(OFPMultipartReply):
                                  stat.max_color))
             self.logger.debug('MeterFeaturesStats: %s', features)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPMeterFeaturesStatsReply, self).__init__(datapath, **kwargs)
 
@@ -3241,6 +3280,7 @@ class OFPFlowMonitorRequest(OFPFlowMonitorRequestBase):
                                                    ofp.OFPFMC_ADD, match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, monitor_id=0,
                  out_port=ofproto.OFPP_ANY, out_group=ofproto.OFPG_ANY,
                  monitor_flags=0, table_id=ofproto.OFPTT_ALL,
@@ -3300,6 +3340,7 @@ class OFPFlowMonitorReply(OFPMultipartReply):
                 flow_updates.append(update_str)
             self.logger.debug('FlowUpdates: %s', flow_updates)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPFlowMonitorReply, self).__init__(datapath, **kwargs)
 
@@ -3363,6 +3404,7 @@ class OFPExperimenterStatsRequest(OFPExperimenterStatsRequestBase):
     data             Experimenter defined additional data
     ================ ======================================================
     """
+
     def __init__(self, datapath, flags,
                  experimenter, exp_type, data,
                  type_=None):
@@ -3391,6 +3433,7 @@ class OFPExperimenterStatsReply(OFPMultipartReply):
     body             An ``OFPExperimenterMultipart`` instance
     ================ ======================================================
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPExperimenterStatsReply, self).__init__(datapath, **kwargs)
 
@@ -3506,6 +3549,7 @@ class OFPFlowStatsRequest(OFPFlowStatsRequestBase):
                                                  match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, table_id=ofproto.OFPTT_ALL,
                  out_port=ofproto.OFPP_ANY,
                  out_group=ofproto.OFPG_ANY,
@@ -3554,6 +3598,7 @@ class OFPFlowStatsReply(OFPMultipartReply):
                               stat.match, stat.instructions))
             self.logger.debug('FlowStats: %s', flows)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPFlowStatsReply, self).__init__(datapath, **kwargs)
 
@@ -3607,6 +3652,7 @@ class OFPAggregateStatsRequest(OFPFlowStatsRequestBase):
                                                       match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, table_id, out_port, out_group,
                  cookie, cookie_mask, match, type_=None):
         super(OFPAggregateStatsRequest, self).__init__(datapath,
@@ -3646,6 +3692,7 @@ class OFPAggregateStatsReply(OFPMultipartReply):
                               body.packet_count, body.byte_count,
                               body.flow_count)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPAggregateStatsReply, self).__init__(datapath, **kwargs)
 
@@ -3684,6 +3731,7 @@ class OFPTableStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPTableStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, type_=None):
         super(OFPTableStatsRequest, self).__init__(datapath, flags)
 
@@ -3715,6 +3763,7 @@ class OFPTableStatsReply(OFPMultipartReply):
                                stat.lookup_count, stat.matched_count))
             self.logger.debug('TableStats: %s', tables)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPTableStatsReply, self).__init__(datapath, **kwargs)
 
@@ -3844,6 +3893,7 @@ class OFPPortStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPPortStatsRequest(datapath, 0, ofp.OFPP_ANY)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, port_no, type_=None):
         super(OFPPortStatsRequest, self).__init__(datapath, flags)
         self.port_no = port_no
@@ -3885,6 +3935,7 @@ class OFPPortStatsReply(OFPMultipartReply):
                              repr(stat.properties))
             self.logger.debug('PortStats: %s', ports)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPPortStatsReply, self).__init__(datapath, **kwargs)
 
@@ -3905,6 +3956,7 @@ class OFPBarrierRequest(MsgBase):
             req = ofp_parser.OFPBarrierRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPBarrierRequest, self).__init__(datapath)
 
@@ -3923,6 +3975,7 @@ class OFPBarrierReply(MsgBase):
         def barrier_reply_handler(self, ev):
             self.logger.debug('OFPBarrierReply received')
     """
+
     def __init__(self, datapath):
         super(OFPBarrierReply, self).__init__(datapath)
 
@@ -3966,6 +4019,7 @@ class OFPPortStatus(MsgBase):
             self.logger.debug('OFPPortStatus received: reason=%s desc=%s',
                               reason, msg.desc)
     """
+
     def __init__(self, datapath, reason=None, desc=None):
         super(OFPPortStatus, self).__init__(datapath)
         self.reason = reason
@@ -4037,6 +4091,7 @@ class OFPRoleStatus(MsgBase):
                               'generation_id=%d properties=%s', role, reason,
                               msg.generation_id, repr(msg.properties))
     """
+
     def __init__(self, datapath, role=None, reason=None,
                  generation_id=None, properties=None):
         super(OFPRoleStatus, self).__init__(datapath)
@@ -4100,6 +4155,7 @@ class OFPTableStatus(MsgBase):
                               reason, msg.table.table_id, msg.table.config,
                               repr(msg.table.properties))
     """
+
     def __init__(self, datapath, reason=None, table=None):
         super(OFPTableStatus, self).__init__(datapath)
         self.reason = reason
@@ -4157,6 +4213,7 @@ class OFPRequestForward(MsgInMsgBase):
                 self.logger.debug(
                     'OFPRequestForward received: request=Unknown')
     """
+
     def __init__(self, datapath, request=None):
         super(OFPRequestForward, self).__init__(datapath)
         self.request = request
@@ -4206,6 +4263,7 @@ class OFPPacketOut(MsgBase):
                                           in_port, actions)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, buffer_id=None, in_port=None, actions=None,
                  data=None, actions_len=None):
         assert in_port is not None
@@ -4324,6 +4382,7 @@ class OFPFlowMod(MsgBase):
                                         match, inst)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, cookie=0, cookie_mask=0, table_id=0,
                  command=ofproto.OFPFC_ADD,
                  idle_timeout=0, hard_timeout=0,
@@ -4429,6 +4488,7 @@ class OFPInstructionGotoTable(OFPInstruction):
     table_id         Next table
     ================ ======================================================
     """
+
     def __init__(self, table_id, type_=None, len_=None):
         super(OFPInstructionGotoTable, self).__init__()
         self.type = ofproto.OFPIT_GOTO_TABLE
@@ -4461,6 +4521,7 @@ class OFPInstructionWriteMetadata(OFPInstruction):
     metadata_mask    Metadata write bitmask
     ================ ======================================================
     """
+
     def __init__(self, metadata, metadata_mask, type_=None, len_=None):
         super(OFPInstructionWriteMetadata, self).__init__()
         self.type = ofproto.OFPIT_WRITE_METADATA
@@ -4503,6 +4564,7 @@ class OFPInstructionActions(OFPInstruction):
 
     ``type`` attribute corresponds to ``type_`` parameter of __init__.
     """
+
     def __init__(self, type_, actions=None, len_=None):
         super(OFPInstructionActions, self).__init__()
         self.type = type_
@@ -4558,6 +4620,7 @@ class OFPInstructionMeter(OFPInstruction):
     meter_id         Meter instance
     ================ ======================================================
     """
+
     def __init__(self, meter_id=1, type_=None, len_=None):
         super(OFPInstructionMeter, self).__init__()
         self.type = ofproto.OFPIT_METER
@@ -4627,6 +4690,7 @@ class OFPActionOutput(OFPAction):
     max_len          Max length to send to controller
     ================ ======================================================
     """
+
     def __init__(self, port, max_len=ofproto.OFPCML_MAX,
                  type_=None, len_=None):
         super(OFPActionOutput, self).__init__()
@@ -4658,6 +4722,7 @@ class OFPActionGroup(OFPAction):
     group_id         Group identifier
     ================ ======================================================
     """
+
     def __init__(self, group_id=0, type_=None, len_=None):
         super(OFPActionGroup, self).__init__()
         self.group_id = group_id
@@ -4688,6 +4753,7 @@ class OFPActionSetQueue(OFPAction):
     queue_id         Queue ID for the packets
     ================ ======================================================
     """
+
     def __init__(self, queue_id, type_=None, len_=None):
         super(OFPActionSetQueue, self).__init__()
         self.queue_id = queue_id
@@ -4717,6 +4783,7 @@ class OFPActionSetMplsTtl(OFPAction):
     mpls_ttl         MPLS TTL
     ================ ======================================================
     """
+
     def __init__(self, mpls_ttl, type_=None, len_=None):
         super(OFPActionSetMplsTtl, self).__init__()
         self.mpls_ttl = mpls_ttl
@@ -4740,6 +4807,7 @@ class OFPActionDecMplsTtl(OFPAction):
 
     This action decrements the MPLS TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionDecMplsTtl, self).__init__()
 
@@ -4764,6 +4832,7 @@ class OFPActionSetNwTtl(OFPAction):
     nw_ttl           IP TTL
     ================ ======================================================
     """
+
     def __init__(self, nw_ttl, type_=None, len_=None):
         super(OFPActionSetNwTtl, self).__init__()
         self.nw_ttl = nw_ttl
@@ -4787,6 +4856,7 @@ class OFPActionDecNwTtl(OFPAction):
 
     This action decrements the IP TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionDecNwTtl, self).__init__()
 
@@ -4806,6 +4876,7 @@ class OFPActionCopyTtlOut(OFPAction):
     This action copies the TTL from the next-to-outermost header with TTL to
     the outermost header with TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionCopyTtlOut, self).__init__()
 
@@ -4825,6 +4896,7 @@ class OFPActionCopyTtlIn(OFPAction):
     This action copies the TTL from the outermost header with TTL to the
     next-to-outermost header with TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionCopyTtlIn, self).__init__()
 
@@ -4849,6 +4921,7 @@ class OFPActionPushVlan(OFPAction):
     ethertype        Ether type.  The default is 802.1Q. (0x8100)
     ================ ======================================================
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_8021Q, type_=None, len_=None):
         super(OFPActionPushVlan, self).__init__()
         self.ethertype = ethertype
@@ -4878,6 +4951,7 @@ class OFPActionPushMpls(OFPAction):
     ethertype        Ether type
     ================ ======================================================
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_MPLS, type_=None, len_=None):
         super(OFPActionPushMpls, self).__init__()
         self.ethertype = ethertype
@@ -4901,6 +4975,7 @@ class OFPActionPopVlan(OFPAction):
 
     This action pops the outermost VLAN tag from the packet.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionPopVlan, self).__init__()
 
@@ -4919,6 +4994,7 @@ class OFPActionPopMpls(OFPAction):
 
     This action pops the MPLS header from the packet.
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_IP, type_=None, len_=None):
         super(OFPActionPopMpls, self).__init__()
         self.ethertype = ethertype
@@ -4948,6 +5024,7 @@ class OFPActionSetField(OFPAction):
 
         set_field = OFPActionSetField(eth_src="00:00:00:00:00:00")
     """
+
     def __init__(self, field=None, **kwargs):
         super(OFPActionSetField, self).__init__()
         assert len(kwargs) == 1
@@ -5008,6 +5085,7 @@ class OFPActionPushPbb(OFPAction):
     ethertype        Ether type
     ================ ======================================================
     """
+
     def __init__(self, ethertype, type_=None, len_=None):
         super(OFPActionPushPbb, self).__init__()
         self.ethertype = ethertype
@@ -5032,6 +5110,7 @@ class OFPActionPopPbb(OFPAction):
     This action pops the outermost PBB service instance header from
     the packet.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionPopPbb, self).__init__()
 
@@ -5062,6 +5141,7 @@ class OFPActionExperimenter(OFPAction):
         For the list of the supported Nicira experimenter actions,
         please refer to :ref:`ryu.ofproto.nx_actions <nx_actions_structures>`.
     """
+
     def __init__(self, experimenter):
         super(OFPActionExperimenter, self).__init__()
         self.type = ofproto.OFPAT_EXPERIMENTER
@@ -5155,6 +5235,7 @@ class OFPGroupMod(MsgBase):
                                          ofp.OFPGT_SELECT, group_id, buckets)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, command=ofproto.OFPGC_ADD,
                  type_=ofproto.OFPGT_ALL, group_id=0, buckets=None):
         buckets = buckets if buckets else []
@@ -5379,6 +5460,7 @@ class OFPRoleRequest(MsgBase):
             req = ofp_parser.OFPRoleRequest(datapath, ofp.OFPCR_ROLE_EQUAL, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, role=None, generation_id=None):
         super(OFPRoleRequest, self).__init__(datapath)
         self.role = role
@@ -5435,6 +5517,7 @@ class OFPRoleReply(MsgBase):
                               'role=%s generation_id=%d',
                               role, msg.generation_id)
     """
+
     def __init__(self, datapath, role=None, generation_id=None):
         super(OFPRoleReply, self).__init__(datapath)
         self.role = role
@@ -5511,6 +5594,7 @@ class OFPGetAsyncRequest(MsgBase):
             req = ofp_parser.OFPGetAsyncRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPGetAsyncRequest, self).__init__(datapath)
 
@@ -5539,6 +5623,7 @@ class OFPGetAsyncReply(MsgBase):
             self.logger.debug('OFPGetAsyncReply received: '
                               'properties=%s', repr(msg.properties))
     """
+
     def __init__(self, datapath, properties=None):
         super(OFPGetAsyncReply, self).__init__(datapath)
         self.properties = properties
@@ -5586,6 +5671,7 @@ class OFPSetAsync(MsgBase):
             req = ofp_parser.OFPSetAsync(datapath, properties)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, properties=None):
         super(OFPSetAsync, self).__init__(datapath)
         self.properties = properties
@@ -5638,6 +5724,7 @@ class OFPBundleCtrlMsg(MsgBase):
                                               ofp.OFPBF_ATOMIC, [])
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, bundle_id=None, type_=None, flags=None,
                  properties=None):
         super(OFPBundleCtrlMsg, self).__init__(datapath)
@@ -5707,6 +5794,7 @@ class OFPBundleAddMsg(MsgInMsgBase):
                                              msg, [])
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, bundle_id, flags, message, properties):
         super(OFPBundleAddMsg, self).__init__(datapath)
         self.bundle_id = bundle_id

ryu/ofproto/ofproto_v1_5_parser.py

@@ -77,6 +77,7 @@ class OFPHello(MsgBase):
     elements   list of ``OFPHelloElemVersionBitmap`` instance
     ========== =========================================================
     """
+
     def __init__(self, datapath, elements=None):
         elements = elements if elements else []
         super(OFPHello, self).__init__(datapath)
@@ -115,6 +116,7 @@ class OFPHelloElemVersionBitmap(StringifyMixin):
     versions   list of versions of OpenFlow protocol a device supports
     ========== =========================================================
     """
+
     def __init__(self, versions, type_=None, length=None):
         super(OFPHelloElemVersionBitmap, self).__init__()
         self.type = ofproto.OFPHET_VERSIONBITMAP
@@ -177,6 +179,7 @@ class OFPEchoRequest(MsgBase):
             self.logger.debug('OFPEchoRequest received: data=%s',
                               utils.hex_array(ev.msg.data))
     """
+
     def __init__(self, datapath, data=None):
         super(OFPEchoRequest, self).__init__(datapath)
         self.data = data
@@ -254,6 +257,7 @@ class OFPErrorMsg(MsgBase):
                               'message=%s',
                               msg.type, msg.code, utils.hex_array(msg.data))
     """
+
     def __init__(self, datapath, type_=None, code=None, data=None, **kwargs):
         super(OFPErrorMsg, self).__init__(datapath)
         self.type = type_
@@ -346,6 +350,7 @@ class OFPEchoReply(MsgBase):
             self.logger.debug('OFPEchoReply received: data=%s',
                               utils.hex_array(ev.msg.data))
     """
+
     def __init__(self, datapath, data=None):
         super(OFPEchoReply, self).__init__(datapath)
         self.data = data
@@ -381,6 +386,7 @@ class OFPFeaturesRequest(MsgBase):
             req = ofp_parser.OFPFeaturesRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPFeaturesRequest, self).__init__(datapath)
 
@@ -399,6 +405,7 @@ class OFPExperimenter(MsgBase):
     data          Experimenter defined arbitrary additional data
     ============= =========================================================
     """
+
     def __init__(self, datapath, experimenter=None, exp_type=None, data=None):
         super(OFPExperimenter, self).__init__(datapath)
         self.experimenter = experimenter
@@ -450,6 +457,7 @@ class OFPSwitchFeatures(MsgBase):
                               msg.datapath_id, msg.n_buffers, msg.n_tables,
                               msg.auxiliary_id, msg.capabilities)
     """
+
     def __init__(self, datapath, datapath_id=None, n_buffers=None,
                  n_tables=None, auxiliary_id=None, capabilities=None):
         super(OFPSwitchFeatures, self).__init__(datapath)
@@ -490,6 +498,7 @@ class OFPGetConfigRequest(MsgBase):
             req = ofp_parser.OFPGetConfigRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPGetConfigRequest, self).__init__(datapath)
 
@@ -534,6 +543,7 @@ class OFPGetConfigReply(MsgBase):
                               'flags=%s miss_send_len=%d',
                               ','.join(flags), msg.miss_send_len)
     """
+
     def __init__(self, datapath, flags=None, miss_send_len=None):
         super(OFPGetConfigReply, self).__init__(datapath)
         self.flags = flags
@@ -578,6 +588,7 @@ class OFPSetConfig(MsgBase):
             req = ofp_parser.OFPSetConfig(datapath, ofp.OFPC_FRAG_NORMAL, 256)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, miss_send_len=0):
         super(OFPSetConfig, self).__init__(datapath)
         self.flags = flags
@@ -1440,6 +1451,7 @@ class OFPPacketIn(MsgBase):
                               msg.table_id, msg.cookie, msg.match,
                               utils.hex_array(msg.data))
     """
+
     def __init__(self, datapath, buffer_id=None, total_len=None, reason=None,
                  table_id=None, cookie=None, match=None, data=None):
         super(OFPPacketIn, self).__init__(datapath)
@@ -1534,6 +1546,7 @@ class OFPFlowRemoved(MsgBase):
                               msg.idle_timeout, msg.hard_timeout, msg.cookie,
                               msg.match, msg.stats)
     """
+
     def __init__(self, datapath, table_id=None, reason=None, priority=None,
                  idle_timeout=None, hard_timeout=None, cookie=None,
                  match=None, stats=None):
@@ -1733,6 +1746,7 @@ class OFPMeterMod(MsgBase):
                      | OFPMeterBandExperimenter
     ================ ======================================================
     """
+
     def __init__(self, datapath, command=ofproto.OFPMC_ADD,
                  flags=ofproto.OFPMF_KBPS, meter_id=1, bands=None):
         bands = bands if bands else []
@@ -1800,6 +1814,7 @@ class OFPTableMod(MsgBase):
             req = ofp_parser.OFPTableMod(datapath, 1, 3, properties)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, table_id, config, properties):
         super(OFPTableMod, self).__init__(datapath)
         self.table_id = table_id
@@ -1934,6 +1949,7 @@ class OFPDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPDescStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPDescStatsRequest, self).__init__(datapath, flags)
 
@@ -1965,6 +1981,7 @@ class OFPDescStatsReply(OFPMultipartReply):
                               body.mfr_desc, body.hw_desc, body.sw_desc,
                               body.serial_num, body.dp_desc)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2382,6 +2399,7 @@ class OFPTableFeaturesStatsRequest(OFPMultipartRequest):
                      The default is [].
     ================ ======================================================
     """
+
     def __init__(self, datapath, flags=0, body=None, type_=None):
         body = body if body else []
         super(OFPTableFeaturesStatsRequest, self).__init__(datapath, flags)
@@ -2410,6 +2428,7 @@ class OFPTableFeaturesStatsReply(OFPMultipartReply):
     body             List of ``OFPTableFeaturesStats`` instance
     ================ ======================================================
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPTableFeaturesStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2438,6 +2457,7 @@ class OFPPortDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPPortDescStatsRequest(datapath, 0, ofp.OFPP_ANY)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, port_no=ofproto.OFPP_ANY, type_=None):
         super(OFPPortDescStatsRequest, self).__init__(datapath, flags)
         self.port_no = port_no
@@ -2476,6 +2496,7 @@ class OFPPortDescStatsReply(OFPMultipartReply):
                               p.name, p.config, p.state, repr(p.properties)))
             self.logger.debug('OFPPortDescStatsReply received: %s', ports)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPPortDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2502,6 +2523,7 @@ class OFPTableDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPTableDescStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPTableDescStatsRequest, self).__init__(datapath, flags)
 
@@ -2531,6 +2553,7 @@ class OFPTableDescStatsReply(OFPMultipartReply):
                              (p.table_id, p.config, repr(p.properties)))
             self.logger.debug('OFPTableDescStatsReply received: %s', tables)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPTableDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2562,6 +2585,7 @@ class OFPQueueDescStatsRequest(OFPMultipartRequest):
                                                       ofp.OFPQ_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, port_no=ofproto.OFPP_ANY,
                  queue_id=ofproto.OFPQ_ALL, type_=None):
         super(OFPQueueDescStatsRequest, self).__init__(datapath, flags)
@@ -2600,6 +2624,7 @@ class OFPQueueDescStatsReply(OFPMultipartReply):
                              (q.port_no, q.queue_id, repr(q.properties)))
             self.logger.debug('OFPQueueDescStatsReply received: %s', queues)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPQueueDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2669,6 +2694,7 @@ class OFPQueueStatsRequest(OFPMultipartRequest):
                                                   ofp.OFPQ_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, port_no=ofproto.OFPP_ANY,
                  queue_id=ofproto.OFPQ_ALL, type_=None):
         super(OFPQueueStatsRequest, self).__init__(datapath, flags)
@@ -2714,6 +2740,7 @@ class OFPQueueStatsReply(OFPMultipartReply):
                                repr(stat.properties)))
             self.logger.debug('QueueStats: %s', queues)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPQueueStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2787,6 +2814,7 @@ class OFPGroupStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPGroupStatsRequest(datapath, 0, ofp.OFPG_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, group_id=ofproto.OFPG_ALL,
                  type_=None):
         super(OFPGroupStatsRequest, self).__init__(datapath, flags)
@@ -2829,6 +2857,7 @@ class OFPGroupStatsReply(OFPMultipartReply):
                                stat.duration_nsec))
             self.logger.debug('GroupStats: %s', groups)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPGroupStatsReply, self).__init__(datapath, **kwargs)
 
@@ -2894,6 +2923,7 @@ class OFPGroupDescStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPGroupDescStatsRequest(datapath, 0, ofp.OFPG_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, group_id=ofproto.OFPG_ALL,
                  type_=None):
         super(OFPGroupDescStatsRequest, self).__init__(datapath, flags)
@@ -2933,13 +2963,14 @@ class OFPGroupDescStatsReply(OFPMultipartReply):
                               stat.bucket, repr(stat.properties)))
             self.logger.debug('GroupDescStats: %s', descs)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPGroupDescStatsReply, self).__init__(datapath, **kwargs)
 
 
 class OFPGroupFeaturesStats(ofproto_parser.namedtuple('OFPGroupFeaturesStats',
-                            ('types', 'capabilities', 'max_groups',
+                                                      ('types', 'capabilities', 'max_groups',
-                             'actions'))):
+                                                       'actions'))):
     @classmethod
     def parser(cls, buf, offset):
         group_features = struct.unpack_from(
@@ -2976,6 +3007,7 @@ class OFPGroupFeaturesStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPGroupFeaturesStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPGroupFeaturesStatsRequest, self).__init__(datapath, flags)
 
@@ -3007,6 +3039,7 @@ class OFPGroupFeaturesStatsReply(OFPMultipartReply):
                               body.types, body.capabilities,
                               body.max_groups, body.actions)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPGroupFeaturesStatsReply, self).__init__(datapath, **kwargs)
 
@@ -3085,6 +3118,7 @@ class OFPMeterStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPMeterStatsRequest(datapath, 0, ofp.OFPM_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, meter_id=ofproto.OFPM_ALL,
                  type_=None):
         super(OFPMeterStatsRequest, self).__init__(datapath, flags)
@@ -3128,6 +3162,7 @@ class OFPMeterStatsReply(OFPMultipartReply):
                                stat.band_stats))
             self.logger.debug('MeterStats: %s', meters)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPMeterStatsReply, self).__init__(datapath, **kwargs)
 
@@ -3290,6 +3325,7 @@ class OFPMeterDescStatsRequest(OFPMultipartRequest):
                                                         ofp.OFPM_ALL)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, meter_id=ofproto.OFPM_ALL,
                  type_=None):
         super(OFPMeterDescStatsRequest, self).__init__(datapath, flags)
@@ -3330,13 +3366,14 @@ class OFPMeterDescStatsReply(OFPMultipartReply):
                                 stat.bands))
             self.logger.debug('MeterDescStats: %s', configs)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPMeterDescStatsReply, self).__init__(datapath, **kwargs)
 
 
 class OFPMeterFeaturesStats(ofproto_parser.namedtuple('OFPMeterFeaturesStats',
-                            ('max_meter', 'band_types', 'capabilities',
+                                                      ('max_meter', 'band_types', 'capabilities',
-                             'max_bands', 'max_color', 'features'))):
+                                                       'max_bands', 'max_color', 'features'))):
     @classmethod
     def parser(cls, buf, offset):
         meter_features = struct.unpack_from(
@@ -3369,6 +3406,7 @@ class OFPMeterFeaturesStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPMeterFeaturesStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPMeterFeaturesStatsRequest, self).__init__(datapath, flags)
 
@@ -3403,6 +3441,7 @@ class OFPMeterFeaturesStatsReply(OFPMultipartReply):
                                  stat.max_color))
             self.logger.debug('MeterFeaturesStats: %s', features)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPMeterFeaturesStatsReply, self).__init__(datapath, **kwargs)
 
@@ -3596,6 +3635,7 @@ class OFPFlowMonitorRequest(OFPFlowMonitorRequestBase):
                                                    ofp.OFPFMC_ADD, match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, monitor_id=0,
                  out_port=ofproto.OFPP_ANY, out_group=ofproto.OFPG_ANY,
                  monitor_flags=0, table_id=ofproto.OFPTT_ALL,
@@ -3655,6 +3695,7 @@ class OFPFlowMonitorReply(OFPMultipartReply):
                 flow_updates.append(update_str)
             self.logger.debug('FlowUpdates: %s', flow_updates)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPFlowMonitorReply, self).__init__(datapath, **kwargs)
 
@@ -3762,6 +3803,7 @@ class OFPBundleFeaturesStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPBundleFeaturesStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, feature_request_flags=0,
                  properties=None, type_=None):
         properties = properties if properties else []
@@ -3805,6 +3847,7 @@ class OFPBundleFeaturesStatsReply(OFPMultipartReply):
                               'properties=%s',
                               body.capabilities, repr(body.properties))
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPBundleFeaturesStatsReply, self).__init__(datapath, **kwargs)
 
@@ -3868,6 +3911,7 @@ class OFPExperimenterStatsRequest(OFPExperimenterStatsRequestBase):
     data             Experimenter defined additional data
     ================ ======================================================
     """
+
     def __init__(self, datapath, flags,
                  experimenter, exp_type, data,
                  type_=None):
@@ -3896,6 +3940,7 @@ class OFPExperimenterStatsReply(OFPMultipartReply):
     body             An ``OFPExperimenterMultipart`` instance
     ================ ======================================================
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPExperimenterStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4042,6 +4087,7 @@ class OFPFlowDescStatsRequest(OFPFlowStatsRequestBase):
                                                      match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, table_id=ofproto.OFPTT_ALL,
                  out_port=ofproto.OFPP_ANY,
                  out_group=ofproto.OFPG_ANY,
@@ -4086,6 +4132,7 @@ class OFPFlowDescStatsReply(OFPMultipartReply):
                               stat.stats, stat.instructions))
             self.logger.debug('FlowDesc: %s', flows)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPFlowDescStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4127,6 +4174,7 @@ class OFPFlowStatsRequest(OFPFlowStatsRequestBase):
                                                  match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, table_id=ofproto.OFPTT_ALL,
                  out_port=ofproto.OFPP_ANY,
                  out_group=ofproto.OFPG_ANY,
@@ -4166,6 +4214,7 @@ class OFPFlowStatsReply(OFPMultipartReply):
                               stat.match, stat.stats))
             self.logger.debug('FlowStats: %s', flows)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPFlowStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4224,6 +4273,7 @@ class OFPAggregateStatsRequest(OFPFlowStatsRequestBase):
                                                       match)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, table_id, out_port, out_group,
                  cookie, cookie_mask, match, type_=None):
         super(OFPAggregateStatsRequest, self).__init__(datapath,
@@ -4260,6 +4310,7 @@ class OFPAggregateStatsReply(OFPMultipartReply):
 
             self.logger.debug('AggregateStats: stats=%s', body.stats)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPAggregateStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4298,6 +4349,7 @@ class OFPTableStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPTableStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, type_=None):
         super(OFPTableStatsRequest, self).__init__(datapath, flags)
 
@@ -4329,6 +4381,7 @@ class OFPTableStatsReply(OFPMultipartReply):
                                stat.lookup_count, stat.matched_count))
             self.logger.debug('TableStats: %s', tables)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPTableStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4458,6 +4511,7 @@ class OFPPortStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPPortStatsRequest(datapath, 0, ofp.OFPP_ANY)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags, port_no, type_=None):
         super(OFPPortStatsRequest, self).__init__(datapath, flags)
         self.port_no = port_no
@@ -4499,6 +4553,7 @@ class OFPPortStatsReply(OFPMultipartReply):
                              repr(stat.properties))
             self.logger.debug('PortStats: %s', ports)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPPortStatsReply, self).__init__(datapath, **kwargs)
 
@@ -4519,6 +4574,7 @@ class OFPBarrierRequest(MsgBase):
             req = ofp_parser.OFPBarrierRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPBarrierRequest, self).__init__(datapath)
 
@@ -4537,6 +4593,7 @@ class OFPBarrierReply(MsgBase):
         def barrier_reply_handler(self, ev):
             self.logger.debug('OFPBarrierReply received')
     """
+
     def __init__(self, datapath):
         super(OFPBarrierReply, self).__init__(datapath)
 
@@ -4580,6 +4637,7 @@ class OFPPortStatus(MsgBase):
             self.logger.debug('OFPPortStatus received: reason=%s desc=%s',
                               reason, msg.desc)
     """
+
     def __init__(self, datapath, reason=None, desc=None):
         super(OFPPortStatus, self).__init__(datapath)
         self.reason = reason
@@ -4651,6 +4709,7 @@ class OFPRoleStatus(MsgBase):
                               'generation_id=%d properties=%s', role, reason,
                               msg.generation_id, repr(msg.properties))
     """
+
     def __init__(self, datapath, role=None, reason=None,
                  generation_id=None, properties=None):
         super(OFPRoleStatus, self).__init__(datapath)
@@ -4714,6 +4773,7 @@ class OFPTableStatus(MsgBase):
                               reason, msg.table.table_id, msg.table.config,
                               repr(msg.table.properties))
     """
+
     def __init__(self, datapath, reason=None, table=None):
         super(OFPTableStatus, self).__init__(datapath)
         self.reason = reason
@@ -4773,6 +4833,7 @@ class OFPRequestForward(MsgInMsgBase):
                 self.logger.debug(
                     'OFPRequestForward received: request=Unknown')
     """
+
     def __init__(self, datapath, request=None):
         super(OFPRequestForward, self).__init__(datapath)
         self.request = request
@@ -4907,6 +4968,7 @@ class OFPControllerStatusStatsRequest(OFPMultipartRequest):
             req = ofp_parser.OFPPortDescStatsRequest(datapath, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, flags=0, type_=None):
         super(OFPControllerStatusStatsRequest,
               self).__init__(datapath, flags)
@@ -4942,6 +5004,7 @@ class OFPControllerStatusStatsReply(OFPMultipartReply):
             self.logger.debug('OFPControllerStatusStatsReply received: %s',
                               status)
     """
+
     def __init__(self, datapath, type_=None, **kwargs):
         super(OFPControllerStatusStatsReply, self).__init__(datapath,
                                                             **kwargs)
@@ -5012,6 +5075,7 @@ class OFPControllerStatus(MsgBase):
                               status.short_id, role, reason, channel_status,
                               repr(status.properties))
     """
+
     def __init__(self, datapath, status=None):
         super(OFPControllerStatus, self).__init__(datapath)
         self.status = status
@@ -5059,6 +5123,7 @@ class OFPPacketOut(MsgBase):
                                           match, actions)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, buffer_id=None, match=None, actions=None,
                  data=None, actions_len=None):
         super(OFPPacketOut, self).__init__(datapath)
@@ -5185,6 +5250,7 @@ class OFPFlowMod(MsgBase):
                                         match, inst)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, cookie=0, cookie_mask=0, table_id=0,
                  command=ofproto.OFPFC_ADD,
                  idle_timeout=0, hard_timeout=0,
@@ -5290,6 +5356,7 @@ class OFPInstructionGotoTable(OFPInstruction):
     table_id         Next table
     ================ ======================================================
     """
+
     def __init__(self, table_id, type_=None, len_=None):
         super(OFPInstructionGotoTable, self).__init__()
         self.type = ofproto.OFPIT_GOTO_TABLE
@@ -5322,6 +5389,7 @@ class OFPInstructionWriteMetadata(OFPInstruction):
     metadata_mask    Metadata write bitmask
     ================ ======================================================
     """
+
     def __init__(self, metadata, metadata_mask, type_=None, len_=None):
         super(OFPInstructionWriteMetadata, self).__init__()
         self.type = ofproto.OFPIT_WRITE_METADATA
@@ -5364,6 +5432,7 @@ class OFPInstructionActions(OFPInstruction):
 
     ``type`` attribute corresponds to ``type_`` parameter of __init__.
     """
+
     def __init__(self, type_, actions=None, len_=None):
         super(OFPInstructionActions, self).__init__()
         self.type = type_
@@ -5423,6 +5492,7 @@ class OFPInstructionStatTrigger(OFPInstruction):
     thresholds       Instance of ``OFPStats``
     ================ ======================================================
     """
+
     def __init__(self, flags, thresholds, type_=None, len_=None):
         super(OFPInstructionStatTrigger, self).__init__()
         self.type = ofproto.OFPIT_STAT_TRIGGER
@@ -5502,6 +5572,7 @@ class OFPActionOutput(OFPAction):
     max_len          Max length to send to controller
     ================ ======================================================
     """
+
     def __init__(self, port, max_len=ofproto.OFPCML_MAX,
                  type_=None, len_=None):
         super(OFPActionOutput, self).__init__()
@@ -5533,6 +5604,7 @@ class OFPActionGroup(OFPAction):
     group_id         Group identifier
     ================ ======================================================
     """
+
     def __init__(self, group_id=0, type_=None, len_=None):
         super(OFPActionGroup, self).__init__()
         self.group_id = group_id
@@ -5563,6 +5635,7 @@ class OFPActionSetQueue(OFPAction):
     queue_id         Queue ID for the packets
     ================ ======================================================
     """
+
     def __init__(self, queue_id, type_=None, len_=None):
         super(OFPActionSetQueue, self).__init__()
         self.queue_id = queue_id
@@ -5592,6 +5665,7 @@ class OFPActionSetMplsTtl(OFPAction):
     mpls_ttl         MPLS TTL
     ================ ======================================================
     """
+
     def __init__(self, mpls_ttl, type_=None, len_=None):
         super(OFPActionSetMplsTtl, self).__init__()
         self.mpls_ttl = mpls_ttl
@@ -5615,6 +5689,7 @@ class OFPActionDecMplsTtl(OFPAction):
 
     This action decrements the MPLS TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionDecMplsTtl, self).__init__()
 
@@ -5639,6 +5714,7 @@ class OFPActionSetNwTtl(OFPAction):
     nw_ttl           IP TTL
     ================ ======================================================
     """
+
     def __init__(self, nw_ttl, type_=None, len_=None):
         super(OFPActionSetNwTtl, self).__init__()
         self.nw_ttl = nw_ttl
@@ -5662,6 +5738,7 @@ class OFPActionDecNwTtl(OFPAction):
 
     This action decrements the IP TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionDecNwTtl, self).__init__()
 
@@ -5681,6 +5758,7 @@ class OFPActionCopyTtlOut(OFPAction):
     This action copies the TTL from the next-to-outermost header with TTL to
     the outermost header with TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionCopyTtlOut, self).__init__()
 
@@ -5700,6 +5778,7 @@ class OFPActionCopyTtlIn(OFPAction):
     This action copies the TTL from the outermost header with TTL to the
     next-to-outermost header with TTL.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionCopyTtlIn, self).__init__()
 
@@ -5724,6 +5803,7 @@ class OFPActionPushVlan(OFPAction):
     ethertype        Ether type.  The default is 802.1Q. (0x8100)
     ================ ======================================================
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_8021Q, type_=None, len_=None):
         super(OFPActionPushVlan, self).__init__()
         self.ethertype = ethertype
@@ -5753,6 +5833,7 @@ class OFPActionPushMpls(OFPAction):
     ethertype        Ether type
     ================ ======================================================
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_MPLS, type_=None, len_=None):
         super(OFPActionPushMpls, self).__init__()
         self.ethertype = ethertype
@@ -5776,6 +5857,7 @@ class OFPActionPopVlan(OFPAction):
 
     This action pops the outermost VLAN tag from the packet.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionPopVlan, self).__init__()
 
@@ -5794,6 +5876,7 @@ class OFPActionPopMpls(OFPAction):
 
     This action pops the MPLS header from the packet.
     """
+
     def __init__(self, ethertype=ether.ETH_TYPE_IP, type_=None, len_=None):
         super(OFPActionPopMpls, self).__init__()
         self.ethertype = ethertype
@@ -5826,6 +5909,7 @@ class OFPActionSetField(OFPAction):
         set_field = OFPActionSetField(ipv4_src=("192.168.100.0",
                                                 "255.255.255.0"))
     """
+
     def __init__(self, field=None, **kwargs):
         super(OFPActionSetField, self).__init__()
         assert len(kwargs) == 1
@@ -5885,6 +5969,7 @@ class OFPActionPushPbb(OFPAction):
     ethertype        Ether type
     ================ ======================================================
     """
+
     def __init__(self, ethertype, type_=None, len_=None):
         super(OFPActionPushPbb, self).__init__()
         self.ethertype = ethertype
@@ -5909,6 +5994,7 @@ class OFPActionPopPbb(OFPAction):
     This action pops the outermost PBB service instance header from
     the packet.
     """
+
     def __init__(self, type_=None, len_=None):
         super(OFPActionPopPbb, self).__init__()
 
@@ -5941,6 +6027,7 @@ class OFPActionCopyField(OFPAction):
                      The default is [].
     ================ ======================================================
     """
+
     def __init__(self, n_bits=0, src_offset=0, dst_offset=0, oxm_ids=None,
                  type_=None, len_=None):
         oxm_ids = oxm_ids if oxm_ids else []
@@ -5999,6 +6086,7 @@ class OFPActionMeter(OFPAction):
     meter_id         Meter instance
     ================ ======================================================
     """
+
     def __init__(self, meter_id,
                  type_=None, len_=None):
         super(OFPActionMeter, self).__init__()
@@ -6145,6 +6233,7 @@ class OFPGroupMod(MsgBase):
                                          command_bucket_id, buckets)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, command=ofproto.OFPGC_ADD,
                  type_=ofproto.OFPGT_ALL, group_id=0,
                  command_bucket_id=ofproto.OFPG_BUCKET_ALL,
@@ -6464,6 +6553,7 @@ class OFPRoleRequest(MsgBase):
                                             ofp.OFPCID_UNDEFINED, 0)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, role=None, short_id=None,
                  generation_id=None):
         super(OFPRoleRequest, self).__init__(datapath)
@@ -6526,6 +6616,7 @@ class OFPRoleReply(MsgBase):
                               'role=%s short_id=%d, generation_id=%d',
                               role, msg.short_id, msg.generation_id)
     """
+
     def __init__(self, datapath, role=None, short_id=None,
                  generation_id=None):
         super(OFPRoleReply, self).__init__(datapath)
@@ -6604,6 +6695,7 @@ class OFPGetAsyncRequest(MsgBase):
             req = ofp_parser.OFPGetAsyncRequest(datapath)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath):
         super(OFPGetAsyncRequest, self).__init__(datapath)
 
@@ -6632,6 +6724,7 @@ class OFPGetAsyncReply(MsgBase):
             self.logger.debug('OFPGetAsyncReply received: '
                               'properties=%s', repr(msg.properties))
     """
+
     def __init__(self, datapath, properties=None):
         super(OFPGetAsyncReply, self).__init__(datapath)
         self.properties = properties
@@ -6679,6 +6772,7 @@ class OFPSetAsync(MsgBase):
             req = ofp_parser.OFPSetAsync(datapath, properties)
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, properties=None):
         super(OFPSetAsync, self).__init__(datapath)
         self.properties = properties
@@ -6731,6 +6825,7 @@ class OFPBundleCtrlMsg(MsgBase):
                                               ofp.OFPBF_ATOMIC, [])
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, bundle_id=None, type_=None, flags=None,
                  properties=None):
         super(OFPBundleCtrlMsg, self).__init__(datapath)
@@ -6800,6 +6895,7 @@ class OFPBundleAddMsg(MsgInMsgBase):
                                              msg, [])
             datapath.send_msg(req)
     """
+
     def __init__(self, datapath, bundle_id, flags, message, properties):
         super(OFPBundleAddMsg, self).__init__(datapath)
         self.bundle_id = bundle_id

ryu/services/protocols/bgp/api/base.py

@@ -100,6 +100,7 @@ class RegisterWithArgChecks(object):
 
     Does some argument checking and validation of required arguments.
     """
+
     def __init__(self, name, req_args=None, opt_args=None):
         self._name = name
         if not req_args:

ryu/services/protocols/bgp/api/rpc_log_handler.py

@@ -25,6 +25,7 @@ from ryu.services.protocols.bgp.net_ctrl import NOTIFICATION_LOG
 
 class RpcLogHandler(logging.Handler):
     """Outputs log records to `NET_CONTROLLER`."""
+
     def emit(self, record):
         msg = self.format(record)
         NET_CONTROLLER.send_rpc_notification(

ryu/services/protocols/bgp/bmp.py

@@ -68,10 +68,10 @@ class BMPClient(Activity):
                 self._connect_tcp(self.server_address,
                                   self._handle_bmp_session)
             except socket.error:
-                    self._connect_retry_event.set()
+                self._connect_retry_event.set()
-                    LOG.info('Will try to reconnect to %s after %s secs: %s',
+                LOG.info('Will try to reconnect to %s after %s secs: %s',
-                             self.server_address, self._connect_retry_time,
+                         self.server_address, self._connect_retry_time,
-                             self._connect_retry_event.is_set())
+                         self._connect_retry_event.is_set())
 
             self.pause(self._connect_retry_time)
 

ryu/services/protocols/bgp/info_base/vrffs.py

@@ -45,6 +45,7 @@ class VRFFlowSpecTable(VrfTable):
     Keeps destination imported to given VRF Flow Specification
     in represents.
     """
+
     def insert_vrffs_path(self, nlri, communities, is_withdraw=False):
         assert nlri
         assert isinstance(communities, list)

ryu/services/protocols/bgp/model.py

@@ -27,6 +27,7 @@ LOG = logging.getLogger('bgpspeaker.model')
 
 class Counter(object):
     """Simple counter for keeping count of several keys."""
+
     def __init__(self):
         self._counters = {}
 

ryu/services/protocols/bgp/rtconf/base.py

@@ -99,6 +99,7 @@ class MissingRequiredConf(RuntimeConfigError):
     """Exception raised when trying to configure with missing required
     settings.
     """
+
     def __init__(self, **kwargs):
         conf_name = kwargs.get('conf_name')
         if conf_name:
@@ -113,6 +114,7 @@ class MissingRequiredConf(RuntimeConfigError):
 class ConfigTypeError(RuntimeConfigError):
     """Exception raised when configuration value type miss-match happens.
     """
+
     def __init__(self, **kwargs):
         conf_name = kwargs.get(CONF_NAME)
         conf_value = kwargs.get(CONF_VALUE)
@@ -133,6 +135,7 @@ class ConfigValueError(RuntimeConfigError):
     """Exception raised when configuration value is of correct type but
     incorrect value.
     """
+
     def __init__(self, **kwargs):
         conf_name = kwargs.get(CONF_NAME)
         conf_value = kwargs.get(CONF_VALUE)

ryu/services/protocols/bgp/rtconf/neighbors.py

@@ -819,6 +819,7 @@ class NeighborsConf(BaseConf):
 class NeighborConfListener(ConfWithIdListener, ConfWithStatsListener):
     """Base listener for change events to a specific neighbors' configurations.
     """
+
     def __init__(self, neigh_conf):
         super(NeighborConfListener, self).__init__(neigh_conf)
         neigh_conf.add_listener(NeighborConf.UPDATE_ENABLED_EVT,

ryu/services/protocols/bgp/utils/evtlet.py

@@ -39,6 +39,7 @@ class EventletIOFactory(object):
 class LoopingCall(object):
     """Call a function repeatedly.
     """
+
     def __init__(self, funct, *args, **kwargs):
         self._funct = funct
         self._args = args

ryu/services/protocols/ovsdb/event.py

@@ -92,6 +92,7 @@ class EventModifyRequest(ryu_event.EventRequestBase):
 
         port_uuid = reply.insert_uuids[new_port_uuid]
     """
+
     def __init__(self, system_id, func):
         super(EventModifyRequest, self).__init__()
         self.dst = 'OVSDB'

ryu/services/protocols/vrrp/event.py

@@ -42,6 +42,7 @@ class VRRPInterfaceBase(object):
     NOTE: multiple virtual router can be configured on single port
           See RFC 5798 4.2 Sample Configuration 2
     """
+
     def __init__(self, mac_address, primary_ip_address, vlan_id=None):
         super(VRRPInterfaceBase, self).__init__()
         self.mac_address = mac_address
@@ -115,6 +116,7 @@ class VRRPConfig(object):
     """
     advertmisement_interval is in seconds as float. (Not in centiseconds)
     """
+
     def __init__(self, version=vrrp.VRRP_VERSION_V3, vrid=None,
                  admin_state=True,
                  priority=vrrp.VRRP_PRIORITY_BACKUP_DEFAULT, ip_addresses=None,
@@ -165,6 +167,7 @@ class EventVRRPConfigRequest(event.EventRequestBase):
     """
     Request from management layer to VRRP manager to initialize VRRP Router.
     """
+
     def __init__(self, interface, config):
         super(EventVRRPConfigRequest, self).__init__()
         self.dst = VRRP_MANAGER_NAME
@@ -185,6 +188,7 @@ class EventVRRPShutdownRequest(event.EventRequestBase):
     """
     Request from management layer to VRRP to shutdown VRRP Router.
     """
+
     def __init__(self, instance_name):
         super(EventVRRPShutdownRequest, self).__init__()
         self.instance_name = instance_name
@@ -194,6 +198,7 @@ class EventVRRPStateChanged(event.EventBase):
     """
     Event that this VRRP Router changed its state.
     """
+
     def __init__(self, instance_name, monitor_name, interface, config,
                  old_state, new_state):
         super(EventVRRPStateChanged, self).__init__()
@@ -220,6 +225,7 @@ class EventVRRPListRequest(event.EventRequestBase):
     Event that requests list of configured VRRP router
     instance_name=None means all instances.
     """
+
     def __init__(self, instance_name=None):
         super(EventVRRPListRequest, self).__init__()
         self.instance_name = instance_name
@@ -236,6 +242,7 @@ class EventVRRPConfigChangeRequest(event.EventRequestBase):
     Event that requests to change configuration of a given VRRP router.
     None means no-change.
     """
+
     def __init__(self, instance_name, priority=None,
                  advertisement_interval=None, preempt_mode=None,
                  preempt_delay=None, accept_mode=None):
@@ -255,6 +262,7 @@ class EventVRRPReceived(event.EventBase):
     Event that port manager received valid VRRP packet.
     Usually handed by VRRP Router.
     """
+
     def __init__(self, interface, packet):
         super(EventVRRPReceived, self).__init__()
         self.interface = interface
@@ -265,6 +273,7 @@ class EventVRRPTransmitRequest(event.EventRequestBase):
     """
     Request from VRRP router to port manager to transmit VRRP packet.
     """
+
     def __init__(self, data):
         super(EventVRRPTransmitRequest, self).__init__()
         self.data = data

ryu/services/protocols/vrrp/monitor_linux.py

@@ -53,6 +53,7 @@ class VRRPInterfaceMonitorNetworkDevice(monitor.VRRPInterfaceMonitor):
     This module uses raw socket so that privilege(CAP_NET_ADMIN capability)
     is required.
     """
+
     def __init__(self, *args, **kwargs):
         super(VRRPInterfaceMonitorNetworkDevice, self).__init__(*args,
                                                                 **kwargs)

ryu/tests/integrated/run_tests_with_ovs12.py

@@ -34,6 +34,7 @@ RYU_MGR = './bin/ryu-manager'
 
 class OVS12KernelSwitch(OVSKernelSwitch):
     """Set protocols parameter for OVS version 1.10"""
+
     def start(self, controllers):
         super(OVS12KernelSwitch, self).start(controllers)
         self.cmd('ovs-vsctl set Bridge', self,

ryu/tests/integrated/test_add_flow_v12_actions.py

@@ -91,8 +91,8 @@ class RunTest(tester.TestFlowBase):
             s_val = s_val.value
 
         if name and s_val != value:
-                return "Value error. send:%s=%s val:%s" \
+            return "Value error. send:%s=%s val:%s" \
-                    % (name, value, s_val)
+                % (name, value, s_val)
 
         return True
 

ryu/tests/integrated/vrrp_common.py

@@ -94,9 +94,9 @@ class VRRPCommon(app_manager.RyuApp):
                     if i.state == vrrp_event.VRRP_STATE_MASTER:
                         print("bad master:")
                         print('%s %s' % (d[vr[0].instance_name].state,
-                              d[vr[0].instance_name].config.priority))
+                                         d[vr[0].instance_name].config.priority))
                         print('%s %s' % (d[vr[1].instance_name].state,
-                              d[vr[1].instance_name].config.priority))
+                                         d[vr[1].instance_name].config.priority))
                         bad += 1
 #                       assert i.state != vrrp_event.VRRP_STATE_MASTER
             if bad > 0:

ryu/tests/packet_data_generator3/gen.py

@@ -100,35 +100,35 @@ MESSAGES = [
      'versions': [4],
      'cmd': 'add-flow',
      'args': (['table=3',
-              'importance=39032'] +
+               'importance=39032'] +
               STD_MATCH +
               ['actions=resubmit(1234,99)'])},
     {'name': 'action_ct',
      'versions': [4],
      'cmd': 'add-flow',
      'args': (['table=3,',
-              'importance=39032'] +
+               'importance=39032'] +
               ['dl_type=0x0800,ct_state=-trk'] +
               ['actions=ct(table=4,zone=NXM_NX_REG0[4..31])'])},
     {'name': 'action_ct_exec',
      'versions': [4],
      'cmd': 'add-flow',
      'args': (['table=3,',
-              'importance=39032'] +
+               'importance=39032'] +
               ['dl_type=0x0800,ct_state=+trk+est'] +
               ['actions=ct(commit,exec(set_field:0x654321->ct_mark))'])},
     {'name': 'action_ct_nat',
      'versions': [4],
      'cmd': 'add-flow',
      'args': (['table=3,',
-              'importance=39032'] +
+               'importance=39032'] +
               ['dl_type=0x0800'] +
               ['actions=ct(commit,nat(src=10.1.12.0-10.1.13.255:1-1023)'])},
     {'name': 'action_ct_nat_v6',
      'versions': [4],
      'cmd': 'add-flow',
      'args': (['table=3,',
-              'importance=39032'] +
+               'importance=39032'] +
               ['dl_type=0x86dd'] +
               ['actions=ct(commit,nat(dst=2001:1::1-2001:1::ffff)'])},
     {'name': 'action_note',

ryu/tests/switch/tester.py

@@ -1034,7 +1034,7 @@ class OfTester(app_manager.RyuApp):
             self.logger.debug("margin:[%s]", margin)
             if math.fabs(measured_value - expected_value) > margin:
                 msgs.append('{0} {1:.2f}{2}'.format(fields,
-                            measured_value / elapsed_sec / conv, unit))
+                                                    measured_value / elapsed_sec / conv, unit))
 
         if msgs:
             raise TestFailure(self.state, detail=', '.join(msgs))
@@ -1289,6 +1289,7 @@ class OpenFlowSw(object):
 
 class TestPatterns(dict):
     """ List of Test class objects. """
+
     def __init__(self, test_dir, logger):
         super(TestPatterns, self).__init__()
         self.logger = logger
@@ -1316,6 +1317,7 @@ class TestPatterns(dict):
 
 class TestFile(stringify.StringifyMixin):
     """Test File object include Test objects."""
+
     def __init__(self, path, logger):
         super(TestFile, self).__init__()
         self.logger = logger

ryu/tests/test_lib.py

@@ -79,6 +79,7 @@ class _Win32Colorizer(object):
     """
     See _AnsiColorizer docstring.
     """
+
     def __init__(self, stream):
         from win32console import GetStdHandle, STD_OUT_HANDLE
         from win32console import FOREGROUND_RED, FOREGROUND_BLUE
@@ -127,6 +128,7 @@ class _NullColorizer(object):
     """
     See _AnsiColorizer docstring.
     """
+
     def __init__(self, stream):
         self.stream = stream
 

ryu/tests/unit/ofproto/test_parser_compat.py

@@ -58,7 +58,7 @@ class Test_Parser_Compat(unittest.TestCase):
         old_eth_src = addrconv.mac.text_to_bin(eth_src)
         old_ipv4_src = unpack('!I', addrconv.ipv4.text_to_bin(ipv4_src))[0]
         old_ipv6_src = list(unpack('!8H',
-                            addrconv.ipv6.text_to_bin(ipv6_src)))
+                                   addrconv.ipv6.text_to_bin(ipv6_src)))
 
         def check(o):
             check_old(o)

ryu/tests/unit/ofproto/test_parser_v12.py

@@ -6392,6 +6392,7 @@ class TestOFPQueueGetConfigReply(unittest.TestCase):
 class TestOFPBarrierRequest(unittest.TestCase):
     """ Test case for ofproto_v1_2_parser.OFPBarrierRequest
     """
+
     def test_serialize(self):
         c = OFPBarrierRequest(_Datapath)
         c.serialize()

ryu/tests/unit/packet/test_cfm.py

@@ -307,8 +307,8 @@ class Test_cfm(unittest.TestCase):
     def test_to_string(self):
         cfm_values = {'op': self.message}
         _cfm_str = ','.join(['%s=%s' % (k, cfm_values[k])
-                            for k, v in inspect.getmembers(self.ins)
+                             for k, v in inspect.getmembers(self.ins)
-                            if k in cfm_values])
+                             if k in cfm_values])
         cfm_str = '%s(%s)' % (cfm.cfm.__name__, _cfm_str)
         eq_(str(self.ins), cfm_str)
         eq_(repr(self.ins), cfm_str)

ryu/tests/unit/packet/test_icmpv6.py

@@ -1048,8 +1048,8 @@ class Test_icmpv6_membership_query(unittest.TestCase):
         mld_values = {'maxresp': self.maxresp,
                       'address': self.address}
         _mld_str = ','.join(['%s=%s' % (k, repr(mld_values[k]))
-                            for k, v in inspect.getmembers(ml)
+                             for k, v in inspect.getmembers(ml)
-                            if k in mld_values])
+                             if k in mld_values])
         mld_str = '%s(%s)' % (icmpv6.mld.__name__, _mld_str)
 
         icmp_values = {'type_': repr(self.type_),
@@ -1309,8 +1309,8 @@ class Test_mldv2_query(unittest.TestCase):
                       'num': self.num,
                       'srcs': self.srcs}
         _mld_str = ','.join(['%s=%s' % (k, repr(mld_values[k]))
-                            for k, v in inspect.getmembers(self.mld)
+                             for k, v in inspect.getmembers(self.mld)
-                            if k in mld_values])
+                             if k in mld_values])
         mld_str = '%s(%s)' % (icmpv6.mldv2_query.__name__, _mld_str)
 
         icmp_values = {'type_': repr(self.type_),
@@ -1578,8 +1578,8 @@ class Test_mldv2_report(unittest.TestCase):
         mld_values = {'record_num': self.record_num,
                       'records': self.records}
         _mld_str = ','.join(['%s=%s' % (k, repr(mld_values[k]))
-                            for k, v in inspect.getmembers(self.mld)
+                             for k, v in inspect.getmembers(self.mld)
-                            if k in mld_values])
+                             if k in mld_values])
         mld_str = '%s(%s)' % (icmpv6.mldv2_report.__name__, _mld_str)
 
         icmp_values = {'type_': repr(self.type_),

ryu/tests/unit/packet/test_igmp.py

@@ -43,6 +43,7 @@ LOG = logging.getLogger(__name__)
 class Test_igmp(unittest.TestCase):
     """ Test case for Internet Group Management Protocol
     """
+
     def setUp(self):
         self.msgtype = IGMP_TYPE_QUERY
         self.maxresp = 100
@@ -170,6 +171,7 @@ class Test_igmp(unittest.TestCase):
 class Test_igmpv3_query(unittest.TestCase):
     """ Test case for Internet Group Management Protocol v3
     Membership Query Message"""
+
     def setUp(self):
         self.msgtype = IGMP_TYPE_QUERY
         self.maxresp = 100
@@ -440,6 +442,7 @@ class Test_igmpv3_query(unittest.TestCase):
 class Test_igmpv3_report(unittest.TestCase):
     """ Test case for Internet Group Management Protocol v3
     Membership Report Message"""
+
     def setUp(self):
         self.msgtype = IGMP_TYPE_REPORT_V3
         self.csum = 0
@@ -705,6 +708,7 @@ class Test_igmpv3_report(unittest.TestCase):
 class Test_igmpv3_report_group(unittest.TestCase):
     """Test case for Group Records of
     Internet Group Management Protocol v3 Membership Report Message"""
+
     def setUp(self):
         self.type_ = MODE_IS_INCLUDE
         self.aux_len = 0

ryu/tests/unit/packet/test_ipv6.py

@@ -760,7 +760,7 @@ class Test_routing(unittest.TestCase):
                      "2001:db8:dead::3"]
         # calculate pad
         self.pad = (8 - ((len(self.adrs) - 1) * (16 - self.cmpi) +
-                    (16 - self.cmpe) % 8)) % 8
+                         (16 - self.cmpe) % 8)) % 8
         # create buf
         self.form = '!BBBBBB2x16s16s16s'
         self.buf = struct.pack(self.form, self.nxt, self.size,
@@ -818,7 +818,7 @@ class Test_routing_type3(unittest.TestCase):
                      "2001:db8:dead::3"]
         # calculate pad
         self.pad = (8 - ((len(self.adrs) - 1) * (16 - self.cmpi) +
-                    (16 - self.cmpe) % 8)) % 8
+                         (16 - self.cmpe) % 8)) % 8
 
         self.routing = ipv6.routing_type3(
             self.nxt, self.size, self.type_, self.seg, self.cmpi,

ryu/tests/unit/packet/test_ospf.py

@@ -23,6 +23,7 @@ from ryu.lib.packet import ospf
 class Test_ospf(unittest.TestCase):
     """ Test case for ryu.lib.packet.ospf
     """
+
     def setUp(self):
         pass
 

ryu/tests/unit/packet/test_packet.py

@@ -254,8 +254,8 @@ class TestPacket(unittest.TestCase):
                        'vid': 3,
                        'ethertype': ether.ETH_TYPE_ARP}
         _vlan_str = ','.join(['%s=%s' % (k, repr(vlan_values[k]))
-                             for k, v in inspect.getmembers(p_vlan)
+                              for k, v in inspect.getmembers(p_vlan)
-                             if k in vlan_values])
+                              if k in vlan_values])
         vlan_str = '%s(%s)' % (vlan.vlan.__name__, _vlan_str)
 
         arp_values = {'hwtype': 1,
@@ -709,7 +709,7 @@ class TestPacket(unittest.TestCase):
                        'payload_id': 0,
                        'payload_data': self.payload}
         _data_str = ','.join(['%s=%s' % (k, repr(data_values[k]))
-                             for k in sorted(data_values.keys())])
+                              for k in sorted(data_values.keys())])
         data_str = '[%s(%s)]' % (sctp.chunk_data.__name__, _data_str)
 
         sctp_values = {'src_port': 1,
@@ -718,8 +718,8 @@ class TestPacket(unittest.TestCase):
                        'csum': repr(p_sctp.csum),
                        'chunks': data_str}
         _sctp_str = ','.join(['%s=%s' % (k, sctp_values[k])
-                             for k, _ in inspect.getmembers(p_sctp)
+                              for k, _ in inspect.getmembers(p_sctp)
-                             if k in sctp_values])
+                              if k in sctp_values])
         sctp_str = '%s(%s)' % (sctp.sctp.__name__, _sctp_str)
 
         pkt_str = '%s, %s, %s' % (eth_str, ipv4_str, sctp_str)
@@ -1245,7 +1245,7 @@ class TestPacket(unittest.TestCase):
                        'payload_id': 0,
                        'payload_data': self.payload}
         _data_str = ','.join(['%s=%s' % (k, repr(data_values[k]))
-                             for k in sorted(data_values.keys())])
+                              for k in sorted(data_values.keys())])
         data_str = '[%s(%s)]' % (sctp.chunk_data.__name__, _data_str)
 
         sctp_values = {'src_port': 1,
@@ -1254,8 +1254,8 @@ class TestPacket(unittest.TestCase):
                        'csum': repr(p_sctp.csum),
                        'chunks': data_str}
         _sctp_str = ','.join(['%s=%s' % (k, sctp_values[k])
-                             for k, _ in inspect.getmembers(p_sctp)
+                              for k, _ in inspect.getmembers(p_sctp)
-                             if k in sctp_values])
+                              if k in sctp_values])
         sctp_str = '%s(%s)' % (sctp.sctp.__name__, _sctp_str)
 
         pkt_str = '%s, %s, %s' % (eth_str, ipv6_str, sctp_str)
@@ -1496,8 +1496,8 @@ class TestPacket(unittest.TestCase):
                        'pf_bit': 0,
                        'modifier_function2': 0}
         _ctrl_str = ','.join(['%s=%s' % (k, repr(ctrl_values[k]))
-                             for k, v in inspect.getmembers(p_llc.control)
+                              for k, v in inspect.getmembers(p_llc.control)
-                             if k in ctrl_values])
+                              if k in ctrl_values])
         ctrl_str = '%s(%s)' % (llc.ControlFormatU.__name__, _ctrl_str)
 
         llc_values = {'dsap_addr': repr(llc.SAP_BPDU),
@@ -1524,8 +1524,8 @@ class TestPacket(unittest.TestCase):
                        'hello_time': float(2),
                        'forward_delay': float(15)}
         _bpdu_str = ','.join(['%s=%s' % (k, repr(bpdu_values[k]))
-                             for k, v in inspect.getmembers(p_bpdu)
+                              for k, v in inspect.getmembers(p_bpdu)
-                             if k in bpdu_values])
+                              if k in bpdu_values])
         bpdu_str = '%s(%s)' % (bpdu.ConfigurationBPDUs.__name__, _bpdu_str)
 
         pkt_str = '%s, %s, %s' % (eth_str, llc_str, bpdu_str)

ryu/tests/unit/packet/test_slow.py

@@ -36,6 +36,7 @@ LOG = logging.getLogger(__name__)
 class Test_slow(unittest.TestCase):
     """ Test case for Slow Protocol
     """
+
     def setUp(self):
         self.subtype = SLOW_SUBTYPE_LACP
         self.version = lacp.LACP_VERSION_NUMBER