Remove the unnecessary dependency to netaddr

Since no one is directly using netaddr, remove that dependency.

Change-Id: Ia713af8b98043df0ebfd8e76046dc080dac413a3

ceilometer/collector.py

@@ -16,9 +16,9 @@
 import socket
 
 import msgpack
-import netaddr
 import oslo.messaging
 from oslo_config import cfg
+from oslo_utils import netutils
 from oslo_utils import timeutils
 from oslo_utils import units
 
@@ -109,7 +109,7 @@ class CollectorService(os_service.Service):
 
     def start_udp(self):
         address_family = socket.AF_INET
-        if netaddr.valid_ipv6(cfg.CONF.collector.udp_address):
+        if netutils.is_valid_ipv6(cfg.CONF.collector.udp_address):
             address_family = socket.AF_INET6
         udp = socket.socket(address_family, socket.SOCK_DGRAM)
         udp.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)

requirements-py3.txt

@@ -11,7 +11,6 @@ jsonpath-rw>=1.2.0,<2.0
 jsonschema>=2.0.0,<3.0.0
 lxml>=2.3
 msgpack-python>=0.4.0
-netaddr>=0.7.12
 oslo.concurrency>=1.8.0,<1.9.0         # Apache-2.0
 oslo.config>=1.9.3,<1.10.0  # Apache-2.0
 oslo.context>=0.2.0,<0.3.0                     # Apache-2.0

requirements.txt

@@ -13,7 +13,6 @@ kafka-python>=0.9.2
 keystonemiddleware>=1.5.0
 lxml>=2.3
 msgpack-python>=0.4.0
-netaddr>=0.7.12
 oslo.context>=0.2.0,<0.3.0                     # Apache-2.0
 oslo.db>=1.7.0,<1.8.0  # Apache-2.0
 oslo.concurrency>=1.8.0,<1.9.0         # Apache-2.0