hacking: upgrade to 0.9.x serie

Change-Id: I252758fd633662de9659a402c5e3d7e3ce1fae0f

glance/api/authorization.py

@@ -422,7 +422,7 @@ class TaskFactoryProxy(glance.domain.proxy.TaskFactory):
     def new_task(self, **kwargs):
         owner = kwargs.get('owner', self.context.owner)
 
-        #NOTE(nikhil): Unlike Images, Tasks are expected to have owner.
+        # NOTE(nikhil): Unlike Images, Tasks are expected to have owner.
         # We currently do not allow even admins to set the owner to None.
         if owner is not None and (owner == self.context.owner
                                   or self.context.is_admin):
@@ -457,7 +457,7 @@ class TaskStubRepoProxy(glance.domain.proxy.TaskStubRepo):
         return [proxy_task_stub(self.context, t) for t in task_stubs]
 
 
-#Metadef Namespace classes
+# Metadef Namespace classes
 def is_namespace_mutable(context, namespace):
     """Return True if the namespace is mutable in this context."""
     if context.is_admin:
@@ -548,7 +548,7 @@ class MetadefNamespaceRepoProxy(glance.domain.proxy.MetadefNamespaceRepo):
                 namespace in namespaces]
 
 
-#Metadef Object classes
+# Metadef Object classes
 def is_object_mutable(context, object):
     """Return True if the object is mutable in this context."""
     if context.is_admin:
@@ -635,7 +635,7 @@ class MetadefObjectRepoProxy(glance.domain.proxy.MetadefObjectRepo):
                 meta_object in objects]
 
 
-#Metadef ResourceType classes
+# Metadef ResourceType classes
 def is_meta_resource_type_mutable(context, meta_resource_type):
     """Return True if the meta_resource_type is mutable in this context."""
     if context.is_admin:
@@ -644,7 +644,7 @@ def is_meta_resource_type_mutable(context, meta_resource_type):
     if context.owner is None:
         return False
 
-    #(lakshmiS): resource type can exist without an association with
+    # (lakshmiS): resource type can exist without an association with
     # namespace and resource type cannot be created/update/deleted directly(
     # they have to be associated/de-associated from namespace)
     if meta_resource_type.namespace:
@@ -724,7 +724,7 @@ class MetadefResourceTypeRepoProxy(
                 meta_resource_type in meta_resource_types]
 
 
-#Metadef namespace properties classes
+# Metadef namespace properties classes
 def is_namespace_property_mutable(context, namespace_property):
     """Return True if the object is mutable in this context."""
     if context.is_admin:
@@ -787,8 +787,8 @@ class MetadefPropertyFactoryProxy(glance.domain.proxy.MetadefPropertyFactory):
                             "owned by '%s'")
                 raise exception.Forbidden(message % (owner))
 
-        return super(MetadefPropertyFactoryProxy, self).\
+        return super(MetadefPropertyFactoryProxy, self).new_namespace_property(
-            new_namespace_property(**kwargs)
+            **kwargs)
 
 
 class MetadefPropertyRepoProxy(glance.domain.proxy.MetadefPropertyRepo):

glance/api/common.py

@@ -93,9 +93,11 @@ def image_send_notification(bytes_written, expected_size, image_meta, request,
 
 
 def get_remaining_quota(context, db_api, image_id=None):
-    """
+    """Method called to see if the user is allowed to store an image.
-    This method is called to see if the user is allowed to store an image
+
-    of the given size in glance based on their quota and current usage.
+    Checks if it is allowed based on the given size in glance based on their
+    quota and current usage.
+
     :param context:
     :param db_api:  The db_api in use for this configuration
     :param image_id: The image that will be replaced with this new data size
@@ -103,7 +105,7 @@ def get_remaining_quota(context, db_api, image_id=None):
              None means infinity
     """
 
-    #NOTE(jbresnah) in the future this value will come from a call to
+    # NOTE(jbresnah) in the future this value will come from a call to
     # keystone.
     users_quota = CONF.user_storage_quota
 
@@ -135,9 +137,11 @@ def get_remaining_quota(context, db_api, image_id=None):
 
 
 def check_quota(context, image_size, db_api, image_id=None):
-    """
+    """Method called to see if the user is allowed to store an image.
-    This method is called to see if the user is allowed to store an image
+
-    of the given size in glance based on their quota and current usage.
+    Checks if it is allowed based on the given size in glance based on their
+    quota and current usage.
+
     :param context:
     :param image_size:  The size of the image we hope to store
     :param db_api:  The db_api in use for this configuration
@@ -153,7 +157,7 @@ def check_quota(context, image_size, db_api, image_id=None):
     user = getattr(context, 'user', '<unknown>')
 
     if image_size is None:
-        #NOTE(jbresnah) When the image size is None it means that it is
+        # NOTE(jbresnah) When the image size is None it means that it is
         # not known.  In this case the only time we will raise an
         # exception is when there is no room left at all, thus we know
         # it will not fit

glance/api/middleware/context.py

@@ -91,12 +91,12 @@ class ContextMiddleware(BaseContextMiddleware):
         return glance.context.RequestContext(**kwargs)
 
     def _get_authenticated_context(self, req):
-        #NOTE(bcwaldon): X-Roles is a csv string, but we need to parse
+        # NOTE(bcwaldon): X-Roles is a csv string, but we need to parse
         # it into a list to be useful
         roles_header = req.headers.get('X-Roles', '')
         roles = [r.strip().lower() for r in roles_header.split(',')]
 
-        #NOTE(bcwaldon): This header is deprecated in favor of X-Auth-Token
+        # NOTE(bcwaldon): This header is deprecated in favor of X-Auth-Token
         deprecated_token = req.headers.get('X-Storage-Token')
 
         service_catalog = None

glance/api/middleware/version_negotiation.py

@@ -44,7 +44,7 @@ class VersionNegotiationFilter(wsgi.Middleware):
         LOG.debug(msg % args)
 
         # If the request is for /versions, just return the versions container
-        #TODO(bcwaldon): deprecate this behavior
+        # TODO(bcwaldon): deprecate this behavior
         if req.path_info_peek() == "versions":
             return self.versions_app
 

glance/api/policy.py

@@ -448,7 +448,7 @@ class ImageTarget(object):
             return self.image.extra_properties[key]
 
 
-#Metadef Namespace classes
+# Metadef Namespace classes
 class MetadefNamespaceProxy(glance.domain.proxy.MetadefNamespace):
 
     def __init__(self, namespace, context, policy):
@@ -501,7 +501,7 @@ class MetadefNamespaceFactoryProxy(
             meta_namespace_proxy_kwargs=proxy_kwargs)
 
 
-#Metadef Object classes
+# Metadef Object classes
 class MetadefObjectProxy(glance.domain.proxy.MetadefObject):
 
     def __init__(self, meta_object, context, policy):
@@ -553,7 +553,7 @@ class MetadefObjectFactoryProxy(glance.domain.proxy.MetadefObjectFactory):
             meta_object_proxy_kwargs=proxy_kwargs)
 
 
-#Metadef ResourceType classes
+# Metadef ResourceType classes
 class MetadefResourceTypeProxy(glance.domain.proxy.MetadefResourceType):
 
     def __init__(self, meta_resource_type, context, policy):
@@ -600,7 +600,7 @@ class MetadefResourceTypeFactoryProxy(
             resource_type_proxy_kwargs=proxy_kwargs)
 
 
-#Metadef namespace properties classes
+# Metadef namespace properties classes
 class MetadefPropertyProxy(glance.domain.proxy.MetadefProperty):
 
     def __init__(self, namespace_property, context, policy):

glance/api/property_protections.py

@@ -39,8 +39,8 @@ class ProtectedImageFactoryProxy(glance.domain.proxy.ImageFactory):
                 extra_properties[key] = extra_props[key]
             else:
                 raise exception.ReservedProperty(property=key)
-        return super(ProtectedImageFactoryProxy, self).\
+        return super(ProtectedImageFactoryProxy, self).new_image(
-            new_image(extra_properties=extra_properties, **kwargs)
+            extra_properties=extra_properties, **kwargs)
 
 
 class ProtectedImageRepoProxy(glance.domain.proxy.Repo):

glance/api/v1/controller.py

@@ -13,9 +13,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import webob.exc
-
 import glance_store as store
+import webob.exc
 
 from glance.common import exception
 import glance.openstack.common.log as logging

glance/api/v1/images.py

@@ -268,8 +268,8 @@ class Controller(controller.BaseController):
                         key, 'read', req.context) is False):
                     # NOTE(bourke): if read protected, re-add to image_meta to
                     # prevent deletion
-                    image_meta['properties'][key] = \
+                    image_meta['properties'][key] = orig_meta[
-                        orig_meta['properties'][key]
+                        'properties'][key]
                 elif (self.prop_enforcer.check_property_rules(
                         key, 'delete', req.context) is False):
                     msg = "Property '%s' is protected" % key
@@ -1073,7 +1073,7 @@ class Controller(controller.BaseController):
                                 content_type="text/plain")
         except exception.InUseByStore as e:
             msg = (_LI("Image %s could not be deleted because it is in use: "
-                       "%s") % (id, utils.exception_to_str(e)))
+                       "%s") % (id, utils.exception_to_str(e)))  # noqa
             for line in msg.split('\n'):
                 LOG.info(line)
             raise HTTPConflict(explanation=msg,

glance/api/v1/upload_utils.py

@@ -12,12 +12,10 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
-
+import glance_store as store_api
 from oslo.config import cfg
 import webob.exc
 
-import glance_store as store_api
-
 from glance.common import exception
 from glance.common import store_utils
 from glance.common import utils
@@ -233,7 +231,7 @@ def upload_data_to_store(req, image_meta, image_data, store, notifier):
                                                   content_type='text/plain')
 
     except webob.exc.HTTPError:
-        #NOTE(bcwaldon): Ideally, we would just call 'raise' here,
+        # NOTE(bcwaldon): Ideally, we would just call 'raise' here,
         # but something in the above function calls is affecting the
         # exception context and we must explicitly re-raise the
         # caught exception.

glance/api/v2/image_data.py

@@ -12,10 +12,8 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
-
-import webob.exc
-
 import glance_store
+import webob.exc
 
 import glance.api.policy
 from glance.common import exception
@@ -95,8 +93,8 @@ class ImageDataController(object):
             LOG.debug("Cannot save data for image %(id)s: %(e)s",
                       {'id': image_id, 'e': utils.exception_to_str(e)})
             self._restore(image_repo, image)
-            raise webob.exc.HTTPBadRequest(explanation=
+            raise webob.exc.HTTPBadRequest(
-                                           utils.exception_to_str(e))
+                explanation=utils.exception_to_str(e))
 
         except exception.InvalidImageStatusTransition as e:
             msg = utils.exception_to_str(e)
@@ -208,12 +206,12 @@ class ResponseSerializer(wsgi.JSONResponseSerializer):
                                                     chunk_size=chunk_size))
         except exception.Forbidden as e:
             raise webob.exc.HTTPForbidden(explanation=e.msg)
-        #NOTE(saschpe): "response.app_iter = ..." currently resets Content-MD5
+        # NOTE(saschpe): "response.app_iter = ..." currently resets Content-MD5
         # (https://github.com/Pylons/webob/issues/86), so it should be set
         # afterwards for the time being.
         if image.checksum:
             response.headers['Content-MD5'] = image.checksum
-        #NOTE(markwash): "response.app_iter = ..." also erroneously resets the
+        # NOTE(markwash): "response.app_iter = ..." also erroneously resets the
         # content-length
         response.headers['Content-Length'] = str(image.size)
 

glance/api/v2/image_members.py

@@ -14,10 +14,10 @@
 #    under the License.
 
 import copy
-import six
-import webob
 
 import glance_store
+import six
+import webob
 
 from glance.api import policy
 from glance.common import exception
@@ -58,8 +58,8 @@ class ImageMembersController(object):
 
         """
         image_repo = self.gateway.get_repo(req.context)
-        image_member_factory = self.gateway\
+        image_member_factory = self.gateway.get_image_member_factory(
-                                   .get_image_member_factory(req.context)
+            req.context)
         try:
             image = image_repo.get(image_id)
             member_repo = image.get_member_repo()
@@ -106,8 +106,8 @@ class ImageMembersController(object):
         except exception.Forbidden as e:
             raise webob.exc.HTTPForbidden(explanation=e.msg)
         except ValueError as e:
-            raise webob.exc.HTTPBadRequest(explanation=
+            raise webob.exc.HTTPBadRequest(
-                                           utils.exception_to_str(e))
+                explanation=utils.exception_to_str(e))
 
     def index(self, req, image_id):
         """
@@ -278,14 +278,14 @@ _MEMBER_SCHEMA = {
     'created_at': {
         'type': 'string',
         'description': _('Date and time of image member creation'),
-        #TODO(brian-rosmaita): our jsonschema library doesn't seem to like the
+        # TODO(brian-rosmaita): our jsonschema library doesn't seem to like the
         # format attribute, figure out why (and also fix in images.py)
-        #'format': 'date-time',
+        # 'format': 'date-time',
     },
     'updated_at': {
         'type': 'string',
         'description': _('Date and time of last modification of image member'),
-        #'format': 'date-time',
+        # 'format': 'date-time',
     },
     'status': {
         'type': 'string',

glance/api/v2/image_tags.py

@@ -12,10 +12,8 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
-
-import webob.exc
-
 import glance_store
+import webob.exc
 
 from glance.api import policy
 from glance.common import exception

glance/api/v2/images.py

@@ -211,7 +211,7 @@ class ImagesController(object):
             raise webob.exc.HTTPNotFound(explanation=msg)
         except exception.InUseByStore as e:
             msg = (_LI("Image %s could not be deleted "
-                       "because it is in use: %s") % (image_id, e.msg))
+                       "because it is in use: %s") % (image_id, e.msg))  # noqa
             LOG.info(msg)
             raise webob.exc.HTTPConflict(explanation=msg)
 
@@ -246,8 +246,8 @@ class ImagesController(object):
             except (exception.BadStoreUri, exception.DuplicateLocation) as bse:
                 raise webob.exc.HTTPBadRequest(explanation=bse.msg)
             except ValueError as ve:    # update image status failed.
-                raise webob.exc.HTTPBadRequest(explanation=
+                raise webob.exc.HTTPBadRequest(
-                                               utils.exception_to_str(ve))
+                    explanation=utils.exception_to_str(ve))
 
     def _do_add_locations(self, image, path_pos, value):
         pos = self._get_locations_op_pos(path_pos,
@@ -262,8 +262,8 @@ class ImagesController(object):
         except (exception.BadStoreUri, exception.DuplicateLocation) as bse:
             raise webob.exc.HTTPBadRequest(explanation=bse.msg)
         except ValueError as ve:    # update image status failed.
-            raise webob.exc.HTTPBadRequest(explanation=
+            raise webob.exc.HTTPBadRequest(
-                                           utils.exception_to_str(ve))
+                explanation=utils.exception_to_str(ve))
 
     def _do_remove_locations(self, image, path_pos):
         pos = self._get_locations_op_pos(path_pos,
@@ -276,8 +276,8 @@ class ImagesController(object):
             # from the backend store.
             image.locations.pop(pos)
         except Exception as e:
-            raise webob.exc.HTTPInternalServerError(explanation=
+            raise webob.exc.HTTPInternalServerError(
-                                                    utils.exception_to_str(e))
+                explanation=utils.exception_to_str(e))
         if (len(image.locations) == 0) and (image.status == 'active'):
             image.status = 'queued'
 
@@ -312,8 +312,8 @@ class RequestDeserializer(wsgi.JSONRequestDeserializer):
         for key in cls._disallowed_properties:
             if key in image:
                 msg = _("Attribute '%s' is read-only.") % key
-                raise webob.exc.HTTPForbidden(explanation=
+                raise webob.exc.HTTPForbidden(
-                                              utils.exception_to_str(msg))
+                    explanation=utils.exception_to_str(msg))
 
     def create(self, request):
         body = self._get_request_body(request)
@@ -741,15 +741,15 @@ def get_base_properties():
             'type': 'string',
             'description': _('Date and time of image registration'
                              ' (READ-ONLY)'),
-            #TODO(bcwaldon): our jsonschema library doesn't seem to like the
+            # TODO(bcwaldon): our jsonschema library doesn't seem to like the
             # format attribute, figure out why!
-            #'format': 'date-time',
+            # 'format': 'date-time',
         },
         'updated_at': {
             'type': 'string',
             'description': _('Date and time of the last image modification'
                              ' (READ-ONLY)'),
-            #'format': 'date-time',
+            # 'format': 'date-time',
         },
         'tags': {
             'type': 'array',

glance/api/v2/model/metadef_namespace.py

@@ -26,7 +26,7 @@ from glance.openstack.common import jsonutils as json
 
 class Namespace(types.Base, WSMEModelTransformer):
 
-    #Base fields
+    # Base fields
     namespace = wsme.wsattr(types.text, mandatory=True)
     display_name = wsme.wsattr(types.text, mandatory=False)
     description = wsme.wsattr(types.text, mandatory=False)
@@ -34,18 +34,18 @@ class Namespace(types.Base, WSMEModelTransformer):
     protected = wsme.wsattr(bool, mandatory=False)
     owner = wsme.wsattr(types.text, mandatory=False)
 
-    #Not using datetime since time format has to be
+    # Not using datetime since time format has to be
-    #in glance.openstack.common.timeutils.isotime() format
+    # in glance.openstack.common.timeutils.isotime() format
     created_at = wsme.wsattr(types.text, mandatory=False)
     updated_at = wsme.wsattr(types.text, mandatory=False)
 
-    #Contained fields
+    # Contained fields
     resource_type_associations = wsme.wsattr([ResourceTypeAssociation],
                                              mandatory=False)
     properties = wsme.wsattr({types.text: PropertyType}, mandatory=False)
     objects = wsme.wsattr([MetadefObject], mandatory=False)
 
-    #Generated fields
+    # Generated fields
     self = wsme.wsattr(types.text, mandatory=False)
     schema = wsme.wsattr(types.text, mandatory=False)
 
@@ -70,7 +70,7 @@ class Namespaces(types.Base, WSMEModelTransformer):
 
     namespaces = wsme.wsattr([Namespace], mandatory=False)
 
-    #Pagination
+    # Pagination
     next = wsme.wsattr(types.text, mandatory=False)
     schema = wsme.wsattr(types.text, mandatory=True)
     first = wsme.wsattr(types.text, mandatory=True)

glance/api/v2/model/metadef_object.py

@@ -27,12 +27,12 @@ class MetadefObject(types.Base, WSMEModelTransformer):
     description = wsme.wsattr(types.text, mandatory=False)
     properties = wsme.wsattr({types.text: PropertyType}, mandatory=False)
 
-    #Not using datetime since time format has to be
+    # Not using datetime since time format has to be
-    #in glance.openstack.common.timeutils.isotime() format
+    # in glance.openstack.common.timeutils.isotime() format
     created_at = wsme.wsattr(types.text, mandatory=False)
     updated_at = wsme.wsattr(types.text, mandatory=False)
 
-    #Generated fields
+    # Generated fields
     self = wsme.wsattr(types.text, mandatory=False)
     schema = wsme.wsattr(types.text, mandatory=False)
 

glance/api/v2/model/metadef_property_type.py

@@ -21,8 +21,8 @@ from glance.common.wsme_utils import WSMEModelTransformer
 
 
 class PropertyType(types.Base, WSMEModelTransformer):
-    #When used in collection of PropertyTypes, name is a dictionary key
+    # When used in collection of PropertyTypes, name is a dictionary key
-    #and not included as separate field.
+    # and not included as separate field.
     name = wsme.wsattr(types.text, mandatory=False)
 
     type = wsme.wsattr(types.text, mandatory=True)

glance/api/v2/model/metadef_resource_type.py

@@ -24,8 +24,8 @@ class ResourceTypeAssociation(types.Base, WSMEModelTransformer):
     prefix = wsme.wsattr(types.text, mandatory=False)
     properties_target = wsme.wsattr(types.text, mandatory=False)
 
-    #Not using datetime since time format has to be
+    # Not using datetime since time format has to be
-    #in glance.openstack.common.timeutils.isotime() format
+    # in glance.openstack.common.timeutils.isotime() format
     created_at = wsme.wsattr(types.text, mandatory=False)
     updated_at = wsme.wsattr(types.text, mandatory=False)
 
@@ -45,8 +45,8 @@ class ResourceTypeAssociations(types.Base, WSMEModelTransformer):
 class ResourceType(types.Base, WSMEModelTransformer):
     name = wsme.wsattr(types.text, mandatory=True)
 
-    #Not using datetime since time format has to be
+    # Not using datetime since time format has to be
-    #in glance.openstack.common.timeutils.isotime() format
+    # in glance.openstack.common.timeutils.isotime() format
     created_at = wsme.wsattr(types.text, mandatory=False)
     updated_at = wsme.wsattr(types.text, mandatory=False)
 

glance/api/v2/schemas.py

@@ -33,7 +33,7 @@ class Controller(object):
         self.task_schema = tasks.get_task_schema()
         self.task_collection_schema = tasks.get_collection_schema()
 
-        #Metadef schemas
+        # Metadef schemas
         self.metadef_namespace_schema = metadef_namespaces.get_schema()
         self.metadef_namespace_collection_schema = \
             metadef_namespaces.get_collection_schema()

glance/api/v2/tasks.py

@@ -15,12 +15,12 @@
 # under the License.
 
 import copy
-import webob.exc
 
 import glance_store
 from oslo.config import cfg
 import six
 import six.moves.urllib.parse as urlparse
+import webob.exc
 
 from glance.api import policy
 from glance.common import exception
@@ -228,8 +228,8 @@ class ResponseSerializer(wsgi.JSONResponseSerializer):
     def __init__(self, task_schema=None, partial_task_schema=None):
         super(ResponseSerializer, self).__init__()
         self.task_schema = task_schema or get_task_schema()
-        self.partial_task_schema = partial_task_schema \
+        self.partial_task_schema = (partial_task_schema
-            or _get_partial_task_schema()
+                                    or _get_partial_task_schema())
 
     def _inject_location_header(self, response, task):
         location = self._get_task_location(task)

glance/cmd/api.py

@@ -21,10 +21,11 @@
 Glance API Server
 """
 
-import eventlet
 import os
 import sys
 
+import eventlet
+
 from glance.common import utils
 
 # Monkey patch socket, time, select, threads

glance/cmd/control.py

@@ -65,8 +65,8 @@ And command is one of:
 
     {1}
 
-And CONFPATH is the optional configuration file to use.""".\
+And CONFPATH is the optional configuration file to use.""".format(
-    format(', '.join(ALL_SERVERS), ', '.join(ALL_COMMANDS))
+    ', '.join(ALL_SERVERS), ', '.join(ALL_COMMANDS))
 
 exitcode = 0
 

glance/cmd/registry.py

@@ -21,10 +21,11 @@
 Reference implementation server for Glance Registry
 """
 
-import eventlet
 import os
 import sys
 
+import eventlet
+
 # Monkey patch socket and time
 eventlet.patcher.monkey_patch(all=False, socket=True, time=True, thread=True)
 

glance/cmd/replicator.py

@@ -444,7 +444,7 @@ def replication_load(options, args):
                         updated.append(meta['id'])
                     except ImageAlreadyPresentException:
                         LOG.error(_LE(IMAGE_ALREADY_PRESENT_MESSAGE)
-                                  % image_uuid)
+                                  % image_uuid)  # noqa
 
     return updated
 
@@ -515,7 +515,7 @@ def replication_livecopy(options, args):
                     _check_upload_response_headers(headers, body)
                     updated.append(image['id'])
                 except ImageAlreadyPresentException:
-                    LOG.error(_LE(IMAGE_ALREADY_PRESENT_MESSAGE) % image['id'])
+                    LOG.error(_LE(IMAGE_ALREADY_PRESENT_MESSAGE) % image['id'])  # noqa
 
     return updated
 
@@ -736,10 +736,10 @@ def main():
     try:
         command(options, args)
     except TypeError as e:
-        LOG.error(_LE(command.__doc__) % {'prog': command.__name__})
+        LOG.error(_LE(command.__doc__) % {'prog': command.__name__})  # noqa
         sys.exit("ERROR: %s" % e)
     except ValueError as e:
-        LOG.error(_LE(command.__doc__) % {'prog': command.__name__})
+        LOG.error(_LE(command.__doc__) % {'prog': command.__name__})  # noqa
         sys.exit("ERROR: %s" % e)
 
 

glance/common/auth.py

@@ -29,7 +29,6 @@ Keystone (an identity management system).
     http://service_endpoint/
 """
 import httplib2
-
 import six.moves.urllib.parse as urlparse
 
 from glance.common import exception

glance/common/scripts/__init__.py

@@ -26,9 +26,9 @@ LOG = logging.getLogger(__name__)
 
 def run_task(task_id, task_type, context,
              task_repo=None, image_repo=None, image_factory=None):
-    #TODO(nikhil): if task_repo is None get new task repo
+    # TODO(nikhil): if task_repo is None get new task repo
-    #TODO(nikhil): if image_repo is None get new image repo
+    # TODO(nikhil): if image_repo is None get new image repo
-    #TODO(nikhil): if image_factory is None get new image factory
+    # TODO(nikhil): if image_factory is None get new image factory
     LOG.info(_LI("Loading known task scripts for task_id %(task_id)s "
                  "of type %(task_type)s"), {'task_id': task_id,
                                             'task_type': task_type})

glance/common/scripts/image_import/main.py

@@ -66,14 +66,14 @@ def _execute(t_id, task_repo, image_repo, image_factory):
         # Note: The message string contains Error in it to indicate
         # in the task.message that it's a error message for the user.
 
-        #TODO(nikhil): need to bring back save_and_reraise_exception when
+        # TODO(nikhil): need to bring back save_and_reraise_exception when
         # necessary
         err_msg = ("Error: " + six.text_type(type(e)) + ': ' +
                    common_utils.exception_to_str(e))
-        log_msg = _LE(err_msg + ("Task ID %s" % task.task_id))
+        log_msg = _LE(err_msg + ("Task ID %s" % task.task_id))  # noqa
         LOG.exception(log_msg)
 
-        task.fail(_LE(err_msg))
+        task.fail(_LE(err_msg))  # noqa
     finally:
         task_repo.save(task)
 

glance/common/scripts/utils.py

@@ -101,7 +101,7 @@ def validate_location_uri(location):
         raise StandardError(msg)
 
     else:
-        #TODO(nikhil): add other supported uris
+        # TODO(nikhil): add other supported uris
         supported = ['http', ]
         msg = _("The given uri is not valid. Please specify a "
                 "valid uri from the following list of supported uri "

glance/common/swift_store_utils.py

@@ -67,8 +67,8 @@ class SwiftParams(object):
 
     def _form_default_params(self):
         default = {}
-        if CONF.swift_store_user and CONF.swift_store_key \
+        if (CONF.swift_store_user and CONF.swift_store_key
-                and CONF.swift_store_auth_address:
+           and CONF.swift_store_auth_address):
             default['user'] = CONF.swift_store_user
             default['key'] = CONF.swift_store_key
             default['auth_address'] = CONF.swift_store_auth_address

glance/common/utils.py

@@ -38,9 +38,8 @@ import uuid
 import netaddr
 from OpenSSL import crypto
 from oslo.config import cfg
-from webob import exc
-
 import six
+from webob import exc
 
 from glance.common import exception
 from glance.openstack.common import excutils

glance/common/wsgi.py

@@ -433,7 +433,7 @@ class Debug(Middleware):
             sys.stdout.write(part)
             sys.stdout.flush()
             yield part
-        print
+        print()
 
 
 class APIMapper(routes.Mapper):

glance/context.py

@@ -20,9 +20,11 @@ from glance.openstack.common import local
 
 
 class RequestContext(object):
-    """
+    """Stores information about the security context.
-    Stores information about the security context under which the user
+
-    accesses the system, as well as additional request information.
+    Stores how the user accesses the system, as well as additional request
+    information.
+
     """
 
     user_idt_format = '{user} {tenant} {domain} {user_domain} {p_domain}'
@@ -47,8 +49,7 @@ class RequestContext(object):
         self.user_domain = user_domain
         self.project_domain = project_domain
         if not self.is_admin:
-            self.is_admin = \
+            self.is_admin = self.policy_enforcer.check_is_admin(self)
-                self.policy_enforcer.check_is_admin(self)
 
         if not hasattr(local.store, 'context'):
             self.update_store()
@@ -67,11 +68,11 @@ class RequestContext(object):
         return {
             'request_id': self.request_id,
 
-            #NOTE(bcwaldon): openstack-common logging expects 'user'
+            # NOTE(bcwaldon): openstack-common logging expects 'user'
             'user': self.user,
             'user_id': self.user,
 
-            #NOTE(bcwaldon): openstack-common logging expects 'tenant'
+            # NOTE(bcwaldon): openstack-common logging expects 'tenant'
             'tenant': self.tenant,
             'tenant_id': self.tenant,
             'project_id': self.tenant,

glance/db/simple/api.py

@@ -209,7 +209,7 @@ def _image_format(image_id, **values):
             image['locations'].append(location_ref)
             DATA['locations'].append(location_ref)
 
-    #NOTE(bcwaldon): store properties as a list to match sqlalchemy driver
+    # NOTE(bcwaldon): store properties as a list to match sqlalchemy driver
     properties = values.pop('properties', {})
     properties = [{'name': k,
                    'value': v,

glance/db/sqlalchemy/api.py

@@ -34,11 +34,6 @@ import sqlalchemy.orm as sa_orm
 import sqlalchemy.sql as sa_sql
 
 from glance.common import exception
-from glance.db.sqlalchemy import models
-from glance import i18n
-import glance.openstack.common.log as os_logging
-from glance.openstack.common import timeutils
-
 from glance.db.sqlalchemy.metadef_api import namespace as metadef_namespace_api
 from glance.db.sqlalchemy.metadef_api import object as metadef_object_api
 from glance.db.sqlalchemy.metadef_api import property as metadef_property_api
@@ -46,6 +41,10 @@ from glance.db.sqlalchemy.metadef_api\
     import resource_type as metadef_resource_type_api
 from glance.db.sqlalchemy.metadef_api\
     import resource_type_association as metadef_association_api
+from glance.db.sqlalchemy import models
+from glance import i18n
+import glance.openstack.common.log as os_logging
+from glance.openstack.common import timeutils
 
 BASE = models.BASE
 sa_logger = None
@@ -201,8 +200,8 @@ def _check_image_id(image_id):
     :param image_id: The id of the image we want to check
     :return: Raise NoFound exception if given image id is invalid
     """
-    if image_id and \
+    if (image_id and
-            len(image_id) > models.Image.id.property.columns[0].type.length:
+       len(image_id) > models.Image.id.property.columns[0].type.length):
         raise exception.NotFound()
 
 
@@ -212,10 +211,10 @@ def _image_get(context, image_id, session=None, force_show_deleted=False):
     session = session or get_session()
 
     try:
-        query = session.query(models.Image)\
+        query = session.query(models.Image).options(
-                       .options(sa_orm.joinedload(models.Image.properties))\
+            sa_orm.joinedload(models.Image.properties)).options(
-                       .options(sa_orm.joinedload(models.Image.locations))\
+                sa_orm.joinedload(
-                       .filter_by(id=image_id)
+                    models.Image.locations)).filter_by(id=image_id)
 
         # filter out deleted images if context disallows it
         if not force_show_deleted and not _can_show_deleted(context):
@@ -396,7 +395,8 @@ def _paginate_query(query, model, limit, sort_keys, marker=None,
 
 
 def _make_conditions_from_filters(filters, is_public=None):
-    #NOTE(venkatesh) make copy of the filters are to be altered in this method.
+    # NOTE(venkatesh) make copy of the filters are to be altered in this
+    # method.
     filters = filters.copy()
 
     image_conditions = []
@@ -485,9 +485,8 @@ def _select_images_query(context, image_conditions, admin_as_user,
 
     regular_user = (not context.is_admin) or admin_as_user
 
-    query_member = session.query(models.Image) \
+    query_member = session.query(models.Image).join(
-        .join(models.Image.members) \
+        models.Image.members).filter(img_conditional_clause)
-        .filter(img_conditional_clause)
     if regular_user:
         member_filters = [models.ImageMember.deleted == False]
         if context.owner is not None:
@@ -497,27 +496,26 @@ def _select_images_query(context, image_conditions, admin_as_user,
                     models.ImageMember.status == member_status])
         query_member = query_member.filter(sa_sql.and_(*member_filters))
 
-    #NOTE(venkatesh) if the 'visibility' is set to 'shared', we just
+    # NOTE(venkatesh) if the 'visibility' is set to 'shared', we just
     # query the image members table. No union is required.
     if visibility is not None and visibility == 'shared':
         return query_member
 
-    query_image = session.query(models.Image)\
+    query_image = session.query(models.Image).filter(img_conditional_clause)
-        .filter(img_conditional_clause)
     if regular_user:
         query_image = query_image.filter(models.Image.is_public == True)
         query_image_owner = None
         if context.owner is not None:
-            query_image_owner = session.query(models.Image) \
+            query_image_owner = session.query(models.Image).filter(
-                .filter(models.Image.owner == context.owner) \
+                models.Image.owner == context.owner).filter(
-                .filter(img_conditional_clause)
+                    img_conditional_clause)
         if query_image_owner is not None:
             query = query_image.union(query_image_owner, query_member)
         else:
             query = query_image.union(query_member)
         return query
     else:
-        #Admin user
+        # Admin user
         return query_image
 
 
@@ -552,11 +550,11 @@ def image_get_all(context, filters=None, marker=None, limit=None,
     showing_deleted = 'changes-since' in filters or filters.get('deleted',
                                                                 False)
 
-    img_conditions, prop_conditions, tag_conditions = \
+    img_cond, prop_cond, tag_cond = _make_conditions_from_filters(
-        _make_conditions_from_filters(filters, is_public)
+        filters, is_public)
 
     query = _select_images_query(context,
-                                 img_conditions,
+                                 img_cond,
                                  admin_as_user,
                                  member_status,
                                  visibility)
@@ -567,15 +565,15 @@ def image_get_all(context, filters=None, marker=None, limit=None,
         elif visibility == 'private':
             query = query.filter(models.Image.is_public == False)
 
-    if prop_conditions:
+    if prop_cond:
-        for prop_condition in prop_conditions:
+        for prop_condition in prop_cond:
-            query = query.join(models.ImageProperty, aliased=True)\
+            query = query.join(models.ImageProperty, aliased=True).filter(
-                .filter(sa_sql.and_(*prop_condition))
+                sa_sql.and_(*prop_condition))
 
-    if tag_conditions:
+    if tag_cond:
-        for tag_condition in tag_conditions:
+        for tag_condition in tag_cond:
-            query = query.join(models.ImageTag, aliased=True)\
+            query = query.join(models.ImageTag, aliased=True).filter(
-                .filter(sa_sql.and_(*tag_condition))
+                sa_sql.and_(*tag_condition))
 
     marker_image = None
     if marker is not None:
@@ -591,8 +589,9 @@ def image_get_all(context, filters=None, marker=None, limit=None,
                             marker=marker_image,
                             sort_dir=sort_dir)
 
-    query = query.options(sa_orm.joinedload(models.Image.properties))\
+    query = query.options(sa_orm.joinedload(
-                 .options(sa_orm.joinedload(models.Image.locations))
+        models.Image.properties)).options(
+            sa_orm.joinedload(models.Image.locations))
     if return_tag:
         query = query.options(sa_orm.joinedload(models.Image.tags))
 
@@ -671,7 +670,7 @@ def _image_update(context, values, image_id, purge_props=False,
     :param image_id: If None, create the image, otherwise, find and update it
     """
 
-    #NOTE(jbresnah) values is altered in this so a copy is needed
+    # NOTE(jbresnah) values is altered in this so a copy is needed
     values = values.copy()
 
     session = get_session()
@@ -714,7 +713,7 @@ def _image_update(context, values, image_id, purge_props=False,
         if image_id:
             # Don't drop created_at if we're passing it in...
             _drop_protected_attrs(models.Image, values)
-            #NOTE(iccha-sethi): updated_at must be explicitly set in case
+            # NOTE(iccha-sethi): updated_at must be explicitly set in case
             #                   only ImageProperty table was modifited
             values['updated_at'] = timeutils.utcnow()
 
@@ -792,10 +791,8 @@ def image_location_update(context, image_id, location, session=None):
 
     try:
         session = session or get_session()
-        location_ref = session.query(models.ImageLocation)\
+        location_ref = session.query(models.ImageLocation).filter_by(
-            .filter_by(id=loc_id)\
+            id=loc_id).filter_by(image_id=image_id).one()
-            .filter_by(image_id=image_id)\
-            .one()
 
         deleted = location['status'] in ('deleted', 'pending_delete')
         updated_time = timeutils.utcnow()
@@ -824,10 +821,8 @@ def image_location_delete(context, image_id, location_id, status,
 
     try:
         session = session or get_session()
-        location_ref = session.query(models.ImageLocation)\
+        location_ref = session.query(models.ImageLocation).filter_by(
-            .filter_by(id=location_id)\
+            id=location_id).filter_by(image_id=image_id).one()
-            .filter_by(image_id=image_id)\
-            .one()
 
         delete_time = delete_time or timeutils.utcnow()
 
@@ -846,12 +841,12 @@ def image_location_delete(context, image_id, location_id, status,
 def _image_locations_set(context, image_id, locations, session=None):
     # NOTE(zhiyan): 1. Remove records from DB for deleted locations
     session = session or get_session()
-    query = session.query(models.ImageLocation) \
+    query = session.query(models.ImageLocation).filter_by(
-        .filter_by(image_id=image_id) \
+        image_id=image_id).filter_by(
-        .filter_by(deleted=False) \
+            deleted=False).filter(~models.ImageLocation.id.in_(
-        .filter(~models.ImageLocation.id.in_([loc['id']
+                [loc['id']
-                                              for loc in locations
+                 for loc in locations
-                                              if loc.get('id')]))
+                 if loc.get('id')]))
     for loc_id in [loc_ref.id for loc_ref in query.all()]:
         image_location_delete(context, image_id, loc_id, 'deleted',
                               session=session)
@@ -868,10 +863,8 @@ def _image_locations_delete_all(context, image_id,
                                 delete_time=None, session=None):
     """Delete all image locations for given image"""
     session = session or get_session()
-    location_refs = session.query(models.ImageLocation) \
+    location_refs = session.query(models.ImageLocation).filter_by(
-        .filter_by(image_id=image_id) \
+        image_id=image_id).filter_by(deleted=False).all()
-        .filter_by(deleted=False) \
-        .all()
 
     for loc_id in [loc_ref.id for loc_ref in location_refs]:
         image_location_delete(context, image_id, loc_id, 'deleted',
@@ -933,9 +926,8 @@ def _image_child_entry_delete_all(child_model_cls, image_id, delete_time=None,
     """
     session = session or get_session()
 
-    query = session.query(child_model_cls) \
+    query = session.query(child_model_cls).filter_by(
-        .filter_by(image_id=image_id) \
+        image_id=image_id).filter_by(deleted=False)
-        .filter_by(deleted=False)
 
     delete_time = delete_time or timeutils.utcnow()
 
@@ -1114,7 +1106,7 @@ def _can_show_deleted(context):
 
 
 def image_tag_set_all(context, image_id, tags):
-    #NOTE(kragniz): tag ordering should match exactly what was provided, so a
+    # NOTE(kragniz): tag ordering should match exactly what was provided, so a
     # subsequent call to image_tag_get_all returns them in the correct order
 
     session = get_session()
@@ -1143,10 +1135,9 @@ def image_tag_delete(context, image_id, value, session=None):
     """Delete an image tag."""
     _check_image_id(image_id)
     session = session or get_session()
-    query = session.query(models.ImageTag)\
+    query = session.query(models.ImageTag).filter_by(
-                   .filter_by(image_id=image_id)\
+        image_id=image_id).filter_by(
-                   .filter_by(value=value)\
+            value=value).filter_by(deleted=False)
-                   .filter_by(deleted=False)
     try:
         tag_ref = query.one()
     except sa_orm.exc.NoResultFound:
@@ -1168,10 +1159,8 @@ def image_tag_get_all(context, image_id, session=None):
     """Get a list of tags for a specific image."""
     _check_image_id(image_id)
     session = session or get_session()
-    tags = session.query(models.ImageTag.value)\
+    tags = session.query(models.ImageTag.value).filter_by(
-                  .filter_by(image_id=image_id)\
+        image_id=image_id).filter_by(deleted=False).all()
-                  .filter_by(deleted=False)\
-                  .all()
     return [tag[0] for tag in tags]
 
 
@@ -1319,8 +1308,8 @@ def task_get_all(context, filters=None, marker=None, limit=None,
     session = get_session()
     query = session.query(models.Task)
 
-    if not (context.is_admin or admin_as_user == True) and \
+    if (not (context.is_admin or admin_as_user == True)
-            context.owner is not None:
+       and context.owner is not None):
         query = query.filter(models.Task.owner == context.owner)
 
     showing_deleted = False

glance/db/sqlalchemy/metadata.py

@@ -287,8 +287,9 @@ def _export_data_to_file(meta, path):
                 json_file.write(json.dumps(values))
         except Exception as e:
             LOG.exception(utils.exception_to_str(e))
-        LOG.info(_LI("Namespace %s saved in %s"),
+        msg = _LI("Namespace %(namespace_file_name)s saved in %(file_name)s")
-                 namespace_file_name, file_name)
+        LOG.info(msg % {'namespace_file_name': namespace_file_name,
+                        'file_name': file_name})
 
 
 def db_load_metadefs(engine, metadata_path=None):

glance/db/sqlalchemy/metadef_api/namespace.py

@@ -86,8 +86,8 @@ def _get(context, namespace_id, session):
             .filter_by(id=namespace_id)
         namespace_rec = query.one()
     except sa_orm.exc.NoResultFound:
-        LOG.warn(_LW("Metadata definition namespace not found for id=%s",
+        msg = _LW("Metadata definition namespace not found for id=%s")
-                     namespace_id))
+        LOG.warn(msg % namespace_id)
         raise exc.MetadefRecordNotFound(record_type='namespace',
                                         id=namespace_id)
 

glance/db/sqlalchemy/metadef_api/object.py

@@ -34,8 +34,8 @@ def _get(context, object_id, session):
             .filter_by(id=object_id)
         metadef_object = query.one()
     except sa_orm.exc.NoResultFound:
-        LOG.warn(_LW("Metadata definition object not found for id %s",
+        msg = _LW("Metadata definition object not found for id %s")
-                     object_id))
+        LOG.warn(msg % object_id)
         raise exc.MetadefRecordNotFound(record_type='object', id=object_id)
 
     return metadef_object

glance/db/sqlalchemy/metadef_api/property.py

@@ -36,8 +36,8 @@ def _get(context, property_id, session):
         property_rec = query.one()
 
     except sa_orm.exc.NoResultFound:
-        LOG.warn(_LW("Metadata definition property not found for id=%s",
+        msg = _LW("Metadata definition property not found for id=%s")
-                     property_id))
+        LOG.warn(msg % property_id)
         raise exc.MetadefRecordNotFound(
             record_type='property', id=property_id)
 

glance/db/sqlalchemy/migrate_repo/__init__.py

@@ -1 +0,0 @@
-# template repository default module

glance/db/sqlalchemy/migrate_repo/versions/012_id_to_uuid.py

@@ -237,7 +237,7 @@ def _upgrade_db2(t_images, t_image_members, t_image_properties):
 
 
 def _add_db2_constraints():
-    #Create the foreign keys
+    # Create the foreign keys
     sql_commands = [
         """ALTER TABLE image_members ADD CONSTRAINT member_image_id
             FOREIGN KEY (image_id)
@@ -251,7 +251,7 @@ def _add_db2_constraints():
 
 
 def _remove_db2_constraints():
-    #remove the foreign keys constraints
+    # Remove the foreign keys constraints
     sql_commands = [
         """ALTER TABLE image_members DROP CONSTRAINT member_image_id;""",
         """ALTER TABLE image_properties DROP CONSTRAINT property_image_id;"""
@@ -457,8 +457,8 @@ def _downgrade_other(t_images, t_image_members, t_image_properties, dialect):
     _update_all_uuids_to_ids(t_images, t_image_members, t_image_properties)
 
     t_images.c.id.alter(primary_key=True)
-    #we have to use raw sql for postgresql as we have errors
+    # we have to use raw sql for postgresql as we have errors
-    #if we use alter type on sqlalchemy
+    # if we use alter type on sqlalchemy
     if dialect == 'postgresql':
         t_images.bind.execute('''ALTER TABLE images
                                  ALTER COLUMN id TYPE INTEGER
@@ -536,23 +536,22 @@ def _update_all_ids_to_uuids(t_images, t_image_members, t_image_properties):
         old_id = image["id"]
         new_id = str(uuid.uuid4())
 
-        t_images.update().\
+        t_images.update().where(
-            where(t_images.c.id == old_id).\
+            t_images.c.id == old_id).values(id=new_id).execute()
-            values(id=new_id).execute()
 
-        t_image_members.update().\
+        t_image_members.update().where(
-            where(t_image_members.c.image_id == old_id).\
+            t_image_members.c.image_id == old_id).values(
-            values(image_id=new_id).execute()
+                image_id=new_id).execute()
 
-        t_image_properties.update().\
+        t_image_properties.update().where(
-            where(t_image_properties.c.image_id == old_id).\
+            t_image_properties.c.image_id == old_id).values(
-            values(image_id=new_id).execute()
+                image_id=new_id).execute()
 
-        t_image_properties.update().\
+        t_image_properties.update().where(
-            where(and_(or_(t_image_properties.c.name == 'kernel_id',
+            and_(or_(t_image_properties.c.name == 'kernel_id',
-                           t_image_properties.c.name == 'ramdisk_id'),
+                     t_image_properties.c.name == 'ramdisk_id'),
-                       t_image_properties.c.value == old_id)).\
+                 t_image_properties.c.value == old_id)).values(
-            values(value=new_id).execute()
+                     value=new_id).execute()
 
 
 def _update_all_uuids_to_ids(t_images, t_image_members, t_image_properties):
@@ -563,22 +562,22 @@ def _update_all_uuids_to_ids(t_images, t_image_members, t_image_properties):
     for image in images:
         old_id = image["id"]
 
-        t_images.update().\
+        t_images.update().where(
-            where(t_images.c.id == old_id).\
+            t_images.c.id == old_id).values(
-            values(id=str(new_id)).execute()
+                id=str(new_id)).execute()
 
-        t_image_members.update().\
+        t_image_members.update().where(
-            where(t_image_members.c.image_id == old_id).\
+            t_image_members.c.image_id == old_id).values(
-            values(image_id=str(new_id)).execute()
+                image_id=str(new_id)).execute()
 
-        t_image_properties.update().\
+        t_image_properties.update().where(
-            where(t_image_properties.c.image_id == old_id).\
+            t_image_properties.c.image_id == old_id).values(
-            values(image_id=str(new_id)).execute()
+                image_id=str(new_id)).execute()
 
-        t_image_properties.update().\
+        t_image_properties.update().where(
-            where(and_(or_(t_image_properties.c.name == 'kernel_id',
+            and_(or_(t_image_properties.c.name == 'kernel_id',
-                           t_image_properties.c.name == 'ramdisk_id'),
+                     t_image_properties.c.name == 'ramdisk_id'),
-                       t_image_properties.c.value == old_id)).\
+                 t_image_properties.c.value == old_id)).values(
-            values(value=str(new_id)).execute()
+                     value=str(new_id)).execute()
 
         new_id += 1

glance/db/sqlalchemy/migrate_repo/versions/015_quote_swift_credentials.py

@@ -54,9 +54,9 @@ def migrate_location_credentials(migrate_engine, to_quoted):
     for image in images:
         try:
             fixed_uri = legacy_parse_uri(image['location'], to_quoted)
-            images_table.update()\
+            images_table.update().where(
-                        .where(images_table.c.id == image['id'])\
+                images_table.c.id == image['id']).values(
-                        .values(location=fixed_uri).execute()
+                    location=fixed_uri).execute()
         except exception.BadStoreUri as e:
             reason = utils.exception_to_str(e)
             msg = _LE("Invalid store uri for image: %(image_id)s. "

glance/db/sqlalchemy/migrate_repo/versions/017_quote_encrypted_swift_credentials.py

@@ -28,7 +28,7 @@ Fixes bug #1081043
 """
 import types  # noqa
 
-#NOTE(flaper87): This is bad but there ain't better way to do it.
+# NOTE(flaper87): This is bad but there ain't better way to do it.
 from glance_store._drivers import swift  # noqa
 from oslo.config import cfg
 import six.moves.urllib.parse as urlparse
@@ -84,9 +84,9 @@ def migrate_location_credentials(migrate_engine, to_quoted):
     for image in images:
         try:
             fixed_uri = fix_uri_credentials(image['location'], to_quoted)
-            images_table.update()\
+            images_table.update().where(
-                        .where(images_table.c.id == image['id'])\
+                images_table.c.id == image['id']).values(
-                        .values(location=fixed_uri).execute()
+                    location=fixed_uri).execute()
         except exception.Invalid:
             msg = _LW("Failed to decrypt location value for image"
                       " %(image_id)s") % {'image_id': image['id']}
@@ -125,7 +125,7 @@ def fix_uri_credentials(uri, to_quoted):
         return
     try:
         decrypted_uri = decrypt_location(uri)
-    #NOTE (ameade): If a uri is not encrypted or incorrectly encoded then we
+    # NOTE (ameade): If a uri is not encrypted or incorrectly encoded then we
     # we raise an exception.
     except (TypeError, ValueError) as e:
         raise exception.Invalid(str(e))

glance/db/sqlalchemy/migrate_repo/versions/018_add_image_locations_table.py

@@ -21,7 +21,7 @@ from glance.db.sqlalchemy.migrate_repo import schema
 def upgrade(migrate_engine):
     meta = sqlalchemy.schema.MetaData(migrate_engine)
 
-    #NOTE(bcwaldon): load the images table for the ForeignKey below
+    # NOTE(bcwaldon): load the images table for the ForeignKey below
     sqlalchemy.Table('images', meta, autoload=True)
 
     image_locations_table = sqlalchemy.Table(

glance/db/sqlalchemy/migrate_repo/versions/019_migrate_image_locations.py

@@ -53,6 +53,6 @@ def downgrade(migrate_engine):
     image_records = image_locations_table.select().execute().fetchall()
 
     for image_location in image_records:
-        images_table.update(values={'location': image_location.value})\
+        images_table.update(
-                    .where(images_table.c.id == image_location.image_id)\
+            values={'location': image_location.value}).where(
-                    .execute()
+                images_table.c.id == image_location.image_id).execute()

glance/db/sqlalchemy/migrate_repo/versions/029_location_meta_data_pickle_to_string.py

@@ -29,8 +29,8 @@ def upgrade(migrate_engine):
     new_meta_data.create(image_locations)
 
     noe = pickle.dumps({})
-    s = sqlalchemy.sql.select([image_locations]).\
+    s = sqlalchemy.sql.select([image_locations]).where(
-        where(image_locations.c.meta_data != noe)
+        image_locations.c.meta_data != noe)
     conn = migrate_engine.connect()
     res = conn.execute(s)
 
@@ -38,9 +38,8 @@ def upgrade(migrate_engine):
         meta_data = row['meta_data']
         x = pickle.loads(meta_data)
         if x != {}:
-            stmt = image_locations.update().\
+            stmt = image_locations.update().where(
-                where(image_locations.c.id == row['id']).\
+                image_locations.c.id == row['id']).values(storage_meta_data=x)
-                values(storage_meta_data=x)
             conn.execute(stmt)
     conn.close()
     image_locations.columns['meta_data'].drop()
@@ -55,8 +54,8 @@ def downgrade(migrate_engine):
     old_meta_data.create(image_locations)
 
     noj = json.dumps({})
-    s = sqlalchemy.sql.select([image_locations]).\
+    s = sqlalchemy.sql.select([image_locations]).where(
-        where(image_locations.c.meta_data != noj)
+        image_locations.c.meta_data != noj)
     conn = migrate_engine.connect()
     res = conn.execute(s)
 
@@ -64,9 +63,9 @@ def downgrade(migrate_engine):
         x = row['meta_data']
         meta_data = json.loads(x)
         if meta_data != {}:
-            stmt = image_locations.update().\
+            stmt = image_locations.update().where(
-                where(image_locations.c.id == row['id']).\
+                image_locations.c.id == row['id']).values(
-                values(old_meta_data=meta_data)
+                    old_meta_data=meta_data)
             conn.execute(stmt)
     conn.close()
     image_locations.columns['meta_data'].drop()

glance/db/sqlalchemy/migrate_repo/versions/032_add_task_info_table.py

@@ -25,7 +25,7 @@ TASKS_MIGRATE_COLUMNS = ['input', 'message', 'result']
 
 def define_task_info_table(meta):
     Table('tasks', meta, autoload=True)
-    #NOTE(nikhil): input and result are stored as text in the DB.
+    # NOTE(nikhil): input and result are stored as text in the DB.
     # SQLAlchemy marshals the data to/from JSON using custom type
     # JSONEncodedDict. It uses simplejson underneath.
     task_info = Table('task_info',
@@ -86,9 +86,7 @@ def downgrade(migrate_engine):
             'message': task_info.message
         }
 
-        tasks_table\
+        tasks_table.update(values=values).where(
-            .update(values=values)\
+            tasks_table.c.id == task_info.task_id).execute()
-            .where(tasks_table.c.id == task_info.task_id)\
-            .execute()
 
     drop_tables([task_info_table])

glance/db/sqlalchemy/migrate_repo/versions/033_add_location_status.py

@@ -35,11 +35,10 @@ def upgrade(migrate_engine):
     mapping = {'active': 'active', 'pending_delete': 'pending_delete',
                'deleted': 'deleted', 'killed': 'deleted'}
     for src, dst in six.iteritems(mapping):
-        subq = sqlalchemy.sql.select([images_table.c.id])\
+        subq = sqlalchemy.sql.select([images_table.c.id]).where(
-            .where(images_table.c.status == src)
+            images_table.c.status == src)
-        image_locations_table.update(values={'status': dst})\
+        image_locations_table.update(values={'status': dst}).where(
-            .where(image_locations_table.c.image_id.in_(subq))\
+            image_locations_table.c.image_id.in_(subq)).execute()
-            .execute()
 
 
 def downgrade(migrate_engine):

glance/db/sqlalchemy/migrate_repo/versions/__init__.py

@@ -1 +0,0 @@
-# template repository default versions module

glance/db/sqlalchemy/models.py

@@ -238,7 +238,7 @@ class TaskInfo(BASE, models.ModelBase):
 
     task = relationship(Task, backref=backref('info', uselist=False))
 
-    #NOTE(nikhil): input and result are stored as text in the DB.
+    # NOTE(nikhil): input and result are stored as text in the DB.
     # SQLAlchemy marshals the data to/from JSON using custom type
     # JSONEncodedDict. It uses simplejson underneath.
     input = Column(JSONEncodedDict())

glance/domain/proxy.py

@@ -221,7 +221,7 @@ class TaskFactory(object):
         return self.task_helper.proxy(t)
 
 
-#Metadef Namespace classes
+# Metadef Namespace classes
 class MetadefNamespaceRepo(object):
     def __init__(self, base,
                  namespace_proxy_class=None, namespace_proxy_kwargs=None):
@@ -294,7 +294,7 @@ class MetadefNamespaceFactory(object):
         return self.meta_namespace_helper.proxy(t)
 
 
-#Metadef object classes
+# Metadef object classes
 class MetadefObjectRepo(object):
     def __init__(self, base,
                  object_proxy_class=None, object_proxy_kwargs=None):
@@ -355,7 +355,7 @@ class MetadefObjectFactory(object):
         return self.meta_object_helper.proxy(t)
 
 
-#Metadef ResourceType classes
+# Metadef ResourceType classes
 class MetadefResourceTypeRepo(object):
     def __init__(self, base, resource_type_proxy_class=None,
                  resource_type_proxy_kwargs=None):
@@ -406,7 +406,7 @@ class MetadefResourceTypeFactory(object):
         return self.resource_type_helper.proxy(t)
 
 
-#Metadef namespace property classes
+# Metadef namespace property classes
 class MetadefPropertyRepo(object):
     def __init__(self, base,
                  property_proxy_class=None, property_proxy_kwargs=None):

glance/gateway.py

@@ -13,6 +13,7 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
+import glance_store
 
 from glance.api import authorization
 from glance.api import policy
@@ -24,7 +25,6 @@ import glance.domain
 import glance.location
 import glance.notifier
 import glance.quota
-import glance_store
 
 
 class Gateway(object):
@@ -48,11 +48,10 @@ class Gateway(object):
             policy_image_factory, context, self.notifier)
         if property_utils.is_property_protection_enabled():
             property_rules = property_utils.PropertyRules(self.policy)
-            protected_image_factory = property_protections.\
+            pif = property_protections.ProtectedImageFactoryProxy(
-                ProtectedImageFactoryProxy(notifier_image_factory, context,
+                notifier_image_factory, context, property_rules)
-                                           property_rules)
             authorized_image_factory = authorization.ImageFactoryProxy(
-                protected_image_factory, context)
+                pif, context)
         else:
             authorized_image_factory = authorization.ImageFactoryProxy(
                 notifier_image_factory, context)
@@ -80,11 +79,10 @@ class Gateway(object):
             policy_image_repo, context, self.notifier)
         if property_utils.is_property_protection_enabled():
             property_rules = property_utils.PropertyRules(self.policy)
-            protected_image_repo = property_protections.\
+            pir = property_protections.ProtectedImageRepoProxy(
-                ProtectedImageRepoProxy(notifier_image_repo, context,
+                notifier_image_repo, context, property_rules)
-                                        property_rules)
             authorized_image_repo = authorization.ImageRepoProxy(
-                protected_image_repo, context)
+                pir, context)
         else:
             authorized_image_repo = authorization.ImageRepoProxy(
                 notifier_image_repo, context)
@@ -165,20 +163,16 @@ class Gateway(object):
         resource_type_factory = glance.domain.MetadefResourceTypeFactory()
         policy_resource_type_factory = policy.MetadefResourceTypeFactoryProxy(
             resource_type_factory, context, self.policy)
-        authorized_resource_type_factory = \
+        return authorization.MetadefResourceTypeFactoryProxy(
-            authorization.MetadefResourceTypeFactoryProxy(
+            policy_resource_type_factory, context)
-                policy_resource_type_factory, context)
-        return authorized_resource_type_factory
 
     def get_metadef_resource_type_repo(self, context):
         resource_type_repo = glance.db.MetadefResourceTypeRepo(
             context, self.db_api)
         policy_object_repo = policy.MetadefResourceTypeRepoProxy(
             resource_type_repo, context, self.policy)
-        authorized_resource_type_repo = \
+        return authorization.MetadefResourceTypeRepoProxy(policy_object_repo,
-            authorization.MetadefResourceTypeRepoProxy(policy_object_repo,
+                                                          context)
-                                                       context)
-        return authorized_resource_type_repo
 
     def get_metadef_property_factory(self, context):
         prop_factory = glance.domain.MetadefPropertyFactory()

glance/image_cache/drivers/sqlite.py

@@ -20,13 +20,13 @@ Cache driver that uses SQLite to store information about cached images
 from __future__ import absolute_import
 from contextlib import contextmanager
 import os
+import sqlite3
 import stat
 import time
 
 from eventlet import sleep
 from eventlet import timeout
 from oslo.config import cfg
-import sqlite3
 
 from glance.common import exception
 from glance.image_cache.drivers import base
@@ -473,7 +473,7 @@ class Driver(base.Driver):
             items.append((mtime, os.path.basename(path)))
 
         items.sort()
-        return [image_id for (mtime, image_id) in items]
+        return [image_id for (modtime, image_id) in items]
 
     def get_cache_files(self, basepath):
         """

glance/image_cache/drivers/xattr.py

@@ -277,7 +277,7 @@ class Driver(base.Driver):
             LOG.debug("Fetch finished, moving "
                       "'%(incomplete_path)s' to '%(final_path)s'",
                       dict(incomplete_path=incomplete_path,
-                      final_path=final_path))
+                           final_path=final_path))
             os.rename(incomplete_path, final_path)
 
             # Make sure that we "pop" the image from the queue...
@@ -376,7 +376,7 @@ class Driver(base.Driver):
             items.append((mtime, os.path.basename(path)))
 
         items.sort()
-        return [image_id for (mtime, image_id) in items]
+        return [image_id for (modtime, image_id) in items]
 
     def _reap_old_files(self, dirpath, entry_type, grace=None):
         now = time.time()

glance/image_cache/prefetcher.py

@@ -16,9 +16,7 @@
 """
 Prefetches images into the Image Cache
 """
-
 import eventlet
-
 import glance_store
 
 from glance.common import exception

glance/notifier.py

@@ -211,8 +211,8 @@ class ImageProxy(glance.domain.proxy.Image):
                    {'image_id': self.image.image_id,
                     'error': utils.exception_to_str(e)})
             self.notifier.error('image.upload', msg)
-            raise webob.exc.HTTPBadRequest(explanation=
+            raise webob.exc.HTTPBadRequest(
-                                           utils.exception_to_str(e))
+                explanation=utils.exception_to_str(e))
         except exception.Duplicate as e:
             msg = (_("Unable to upload duplicate image data for image"
                      "%(image_id)s: %(error)s") %
@@ -260,10 +260,9 @@ class TaskRepoProxy(glance.domain.proxy.TaskRepo):
         self.context = context
         self.notifier = notifier
         proxy_kwargs = {'context': self.context, 'notifier': self.notifier}
-        super(TaskRepoProxy, self) \
+        super(TaskRepoProxy, self).__init__(task_repo,
-            .__init__(task_repo,
+                                            task_proxy_class=TaskProxy,
-                      task_proxy_class=TaskProxy,
+                                            task_proxy_kwargs=proxy_kwargs)
-                      task_proxy_kwargs=proxy_kwargs)
 
     def add(self, task):
         self.notifier.info('task.create',
@@ -285,10 +284,10 @@ class TaskStubRepoProxy(glance.domain.proxy.TaskStubRepo):
         self.context = context
         self.notifier = notifier
         proxy_kwargs = {'context': self.context, 'notifier': self.notifier}
-        super(TaskStubRepoProxy, self) \
+        super(TaskStubRepoProxy, self).__init__(
-            .__init__(task_stub_repo,
+            task_stub_repo,
-                      task_stub_proxy_class=TaskStubProxy,
+            task_stub_proxy_class=TaskStubProxy,
-                      task_stub_proxy_kwargs=proxy_kwargs)
+            task_stub_proxy_kwargs=proxy_kwargs)
 
 
 class TaskFactoryProxy(glance.domain.proxy.TaskFactory):

glance/opts.py

@@ -23,12 +23,6 @@ __all__ = [
 import copy
 import itertools
 
-from glance.openstack.common import gettextutils
-
-# TODO(zhiyan): Remove translation from in-line
-# help message of option definition code.
-gettextutils.install('glance', lazy=False)
-
 import glance.api.middleware.context
 import glance.api.policy
 import glance.common.config
@@ -40,6 +34,7 @@ import glance.common.wsgi
 import glance.image_cache
 import glance.image_cache.drivers.sqlite
 import glance.notifier
+from glance.openstack.common import gettextutils
 import glance.openstack.common.lockutils
 import glance.openstack.common.log
 import glance.registry
@@ -47,6 +42,10 @@ import glance.registry.client
 import glance.registry.client.v1.api
 import glance.scrubber
 
+# TODO(zhiyan): Remove translation from in-line
+# help message of option definition code.
+gettextutils.install('glance', lazy=False)
+
 
 _global_opt_lists = [
     glance.openstack.common.log.common_cli_opts,

glance/quota/__init__.py

@@ -14,10 +14,9 @@
 
 import copy
 
-import six
-
 import glance_store as store
 from oslo.config import cfg
+import six
 
 import glance.api.common
 import glance.common.exception as exception

glance/scrubber.py

@@ -15,10 +15,10 @@
 
 import abc
 import calendar
-import eventlet
 import os
 import time
 
+import eventlet
 from oslo.config import cfg
 import six
 
@@ -125,6 +125,7 @@ class ScrubQueue(object):
     @abc.abstractmethod
     def has_image(self, image_id):
         """Returns whether the queue contains an image or not.
+
         :param image_id: The opaque image identifier
 
         :retval a boolean value to inform including or not

glance/tests/functional/__init__.py

@@ -549,8 +549,7 @@ class FunctionalTest(test_utils.BaseTestCase):
 
         self.api_protocol = 'http'
         self.api_port, api_sock = test_utils.get_unused_port_and_socket()
-        self.registry_port, registry_sock = \
+        self.registry_port, reg_sock = test_utils.get_unused_port_and_socket()
-            test_utils.get_unused_port_and_socket()
 
         conf_dir = os.path.join(self.test_dir, 'etc')
         utils.safe_mkdirs(conf_dir)
@@ -572,7 +571,7 @@ class FunctionalTest(test_utils.BaseTestCase):
 
         self.registry_server = RegistryServer(self.test_dir,
                                               self.registry_port,
-                                              sock=registry_sock)
+                                              sock=reg_sock)
 
         self.scrubber_daemon = ScrubberDaemon(self.test_dir)
 

glance/tests/functional/db/base.py

@@ -160,7 +160,7 @@ class DriverTests(object):
         # Image IDs aren't predictable, but they should be populated
         self.assertTrue(uuid.UUID(image['id']))
 
-        #NOTE(bcwaldon): the tags attribute should not be returned as a part
+        # NOTE(bcwaldon): the tags attribute should not be returned as a part
         # of a core image entity
         self.assertFalse('tags' in image)
 
@@ -435,7 +435,7 @@ class DriverTests(object):
         """Specify a deleted image as a marker if showing deleted images."""
         self.db_api.image_destroy(self.adm_context, UUID3)
         images = self.db_api.image_get_all(self.adm_context, marker=UUID3)
-        #NOTE(bcwaldon): an admin should see all images (deleted or not)
+        # NOTE(bcwaldon): an admin should see all images (deleted or not)
         self.assertEqual(2, len(images))
 
     def test_image_get_all_marker_deleted_showing_deleted(self):
@@ -894,7 +894,8 @@ class DriverTests(object):
                                        auth_tok='user:%s:user' % TENANT2,
                                        owner_is_tenant=False)
         UUIDX = str(uuid.uuid4())
-        #we need private image and context.owner should not match image owner
+        # We need private image and context.owner should not match image
+        # owner
         self.db_api.image_create(ctxt1, {'id': UUIDX,
                                          'status': 'queued',
                                          'is_public': False,
@@ -946,7 +947,8 @@ class DriverTests(object):
                                        auth_tok='user:%s:user' % TENANT2,
                                        owner_is_tenant=False)
         UUIDX = str(uuid.uuid4())
-        #we need private image and context.owner should not match image owner
+        # We need private image and context.owner should not match image
+        # owner
         image = self.db_api.image_create(ctxt1, {'id': UUIDX,
                                                  'status': 'queued',
                                                  'is_public': False,
@@ -976,7 +978,7 @@ class DriverTests(object):
         self.db_api.image_tag_set_all(self.context, UUID1, ['ping', 'pong'])
 
         tags = self.db_api.image_tag_get_all(self.context, UUID1)
-        #NOTE(bcwaldon): tag ordering should match exactly what was provided
+        # NOTE(bcwaldon): tag ordering should match exactly what was provided
         self.assertEqual(['ping', 'pong'], tags)
 
     def test_image_tag_get_all(self):
@@ -1699,7 +1701,7 @@ class TestVisibility(test_utils.BaseTestCase):
                     'is_public': is_public,
                 }
                 fixtures.append(fixture)
-        return [build_image_fixture(**fixture) for fixture in fixtures]
+        return [build_image_fixture(**f) for f in fixtures]
 
     def create_images(self, images):
         for fixture in images:

glance/tests/functional/db/base_metadef.py

@@ -14,11 +14,10 @@
 
 import copy
 
-from glance import context
-import glance.tests.functional.db as db_tests
-
 from glance.common import config
 from glance.common import exception
+from glance import context
+import glance.tests.functional.db as db_tests
 from glance.tests import utils as test_utils
 
 

glance/tests/functional/store_utils.py

@@ -21,7 +21,7 @@ Utility methods to set testcases up for Swift and/or S3 tests.
 from __future__ import print_function
 
 import BaseHTTPServer
-import thread
+import threading
 
 from glance.openstack.common import units
 
@@ -76,7 +76,7 @@ def setup_http(test):
     def serve_requests(httpd):
         httpd.serve_forever()
 
-    thread.start_new_thread(serve_requests, (remote_server,))
+    threading.Thread(target=serve_requests, args=(remote_server,)).start()
     test.http_server = remote_server
     test.http_ip = remote_ip
     test.http_port = remote_port

glance/tests/functional/test_api.py

@@ -27,7 +27,7 @@ class TestRootApi(functional.FunctionalTest):
     def test_version_configurations(self):
         """Test that versioning is handled properly through all channels"""
 
-        #v1 and v2 api enabled
+        # v1 and v2 api enabled
         self.cleanup()
         self.start_servers(**self.__dict__.copy())
 
@@ -69,7 +69,7 @@ class TestRootApi(functional.FunctionalTest):
         self.assertEqual(content, versions_json)
         self.stop_servers()
 
-        #v2 api enabled
+        # v2 api enabled
         self.cleanup()
         self.api_server.enable_v1_api = False
         self.api_server.enable_v2_api = True
@@ -103,7 +103,7 @@ class TestRootApi(functional.FunctionalTest):
         self.assertEqual(content, versions_json)
         self.stop_servers()
 
-        #v1 api enabled
+        # v1 api enabled
         self.cleanup()
         self.api_server.enable_v1_api = True
         self.api_server.enable_v2_api = False

glance/tests/functional/test_bin_glance_cache_manage.py

@@ -17,10 +17,10 @@
 
 import datetime
 import hashlib
-import httplib2
 import os
 import sys
 
+import httplib2
 from six.moves import xrange
 
 from glance.openstack.common import jsonutils

glance/tests/functional/test_cache_middleware.py

@@ -32,14 +32,13 @@ from six.moves import xrange
 from glance.openstack.common import jsonutils
 from glance.openstack.common import units
 from glance.tests import functional
+from glance.tests.functional.store_utils import get_http_uri
+from glance.tests.functional.store_utils import setup_http
 from glance.tests.utils import execute
 from glance.tests.utils import minimal_headers
 from glance.tests.utils import skip_if_disabled
 from glance.tests.utils import xattr_writes_supported
 
-from glance.tests.functional.store_utils import get_http_uri
-from glance.tests.functional.store_utils import setup_http
-
 FIVE_KB = 5 * units.Ki
 
 

glance/tests/functional/test_glance_manage.py

@@ -56,7 +56,7 @@ class TestGlanceManage(functional.FunctionalTest):
         self.assertTrue('CREATE TABLE image_tags' in out)
         self.assertTrue('CREATE TABLE image_locations' in out)
 
-        #NOTE(bcwaldon): For some reason we need double-quotes around
+        # NOTE(bcwaldon): For some reason we need double-quotes around
         # these two table names
         # NOTE(vsergeyev): There are some cases when we have no double-quotes
         self.assertTrue(

glance/tests/functional/test_logging.py

@@ -15,10 +15,11 @@
 
 """Functional test case that tests logging output"""
 
-import httplib2
 import os
 import stat
 
+import httplib2
+
 from glance.tests import functional
 
 

glance/tests/functional/v1/test_api.py

@@ -433,8 +433,8 @@ class TestApi(functional.FunctionalTest):
 
         # 21. GET /images with filter on user-defined property 'distro'.
         # Verify both images are returned
-        path = "http://%s:%d/v1/images?property-distro=Ubuntu" % \
+        path = "http://%s:%d/v1/images?property-distro=Ubuntu" % (
-               ("127.0.0.1", self.api_port)
+            "127.0.0.1", self.api_port)
         http = httplib2.Http()
         response, content = http.request(path, 'GET')
         self.assertEqual(response.status, 200)
@@ -445,8 +445,8 @@ class TestApi(functional.FunctionalTest):
 
         # 22. GET /images with filter on user-defined property 'distro' but
         # with non-existent value. Verify no images are returned
-        path = "http://%s:%d/v1/images?property-distro=fedora" % \
+        path = "http://%s:%d/v1/images?property-distro=fedora" % (
-               ("127.0.0.1", self.api_port)
+            "127.0.0.1", self.api_port)
         http = httplib2.Http()
         response, content = http.request(path, 'GET')
         self.assertEqual(response.status, 200)

glance/tests/functional/v1/test_copy_to_file.py

@@ -20,10 +20,10 @@ based storage backend.
 """
 
 import hashlib
-import httplib2
 import tempfile
 import time
 
+import httplib2
 from six.moves import xrange
 
 from glance.openstack.common import jsonutils

glance/tests/functional/v1/test_misc.py

@@ -12,11 +12,11 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
-
 import hashlib
-import httplib2
 import os
 
+import httplib2
+
 from glance.openstack.common import jsonutils
 from glance.openstack.common import units
 from glance.tests import functional

glance/tests/functional/v1/test_ssl.py

@@ -27,18 +27,17 @@ test accounts only.
 If a connection cannot be established, all the test cases are
 skipped.
 """
-
 import datetime
 import hashlib
-import httplib2
 import os
 import tempfile
 import uuid
 
+import httplib2
+
 from glance.openstack.common import jsonutils
 from glance.openstack.common import timeutils
 from glance.openstack.common import units
-
 from glance.tests import functional
 from glance.tests.utils import minimal_headers
 from glance.tests.utils import skip_if_disabled

glance/tests/functional/v2/test_images.py

@@ -738,7 +738,7 @@ class TestImages(functional.FunctionalTest):
         image = jsonutils.loads(response.text)
         image_id = image['id']
 
-        #try to populate it with oversized data
+        # try to populate it with oversized data
         path = self._url('/v2/images/%s/file' % image_id)
         headers = self._headers({'Content-Type': 'application/octet-stream'})
 
@@ -887,7 +887,7 @@ class TestImages(functional.FunctionalTest):
         images = jsonutils.loads(response.text)['images']
         self.assertEqual(0, len(images))
 
-        ## Create an image for role member with extra props
+        # Create an image for role member with extra props
         # Raises 403 since user is not allowed to set 'foo'
         path = self._url('/v2/images')
         headers = self._headers({'content-type': 'application/json',
@@ -899,7 +899,7 @@ class TestImages(functional.FunctionalTest):
         response = requests.post(path, headers=headers, data=data)
         self.assertEqual(403, response.status_code)
 
-        ## Create an image for role member without 'foo'
+        # Create an image for role member without 'foo'
         path = self._url('/v2/images')
         headers = self._headers({'content-type': 'application/json',
                                  'X-Roles': 'member'})
@@ -1037,7 +1037,7 @@ class TestImages(functional.FunctionalTest):
         images = jsonutils.loads(response.text)['images']
         self.assertEqual(0, len(images))
 
-        ## Create an image for role member with extra props
+        # Create an image for role member with extra props
         # Raises 403 since user is not allowed to set 'foo'
         path = self._url('/v2/images')
         headers = self._headers({'content-type': 'application/json',
@@ -1049,7 +1049,7 @@ class TestImages(functional.FunctionalTest):
         response = requests.post(path, headers=headers, data=data)
         self.assertEqual(403, response.status_code)
 
-        ## Create an image for role member without 'foo'
+        # Create an image for role member without 'foo'
         path = self._url('/v2/images')
         headers = self._headers({'content-type': 'application/json',
                                  'X-Roles': 'member'})

glance/tests/functional/v2/test_metadef_objects.py

@@ -159,7 +159,7 @@ class TestMetadefObjects(functional.FunctionalTest):
             "schema": "v2/schemas/metadefs/object"
         }
 
-        #Simple key values
+        # Simple key values
         checked_values = set([
             u'name',
             u'description',
@@ -167,7 +167,7 @@ class TestMetadefObjects(functional.FunctionalTest):
         for key, value in expected_metadata_object.items():
             if(key in checked_values):
                 self.assertEqual(metadata_object[key], value, key)
-        #Complex key values - properties
+        # Complex key values - properties
         for key, value in \
                 expected_metadata_object["properties"]['property2'].items():
             self.assertEqual(

glance/tests/functional/v2/test_metadef_resourcetypes.py

@@ -154,8 +154,8 @@ class RequestDeserializer(wsgi.JSONRequestDeserializer):
         for key in cls._disallowed_properties:
             if key in image:
                 msg = _("Attribute '%s' is read-only.") % key
-                raise webob.exc.HTTPForbidden(explanation=
+                raise webob.exc.HTTPForbidden(
-                                              utils.exception_to_str(msg))
+                    explanation=utils.exception_to_str(msg))
 
     def create(self, request):
         body = self._get_request_body(request)

glance/tests/integration/legacy_functional/test_v1_api.py

@@ -14,6 +14,7 @@ import datetime
 import hashlib
 import os
 import tempfile
+
 import testtools
 
 from glance.openstack.common import jsonutils

glance/tests/integration/v2/test_tasks_api.py

@@ -157,7 +157,7 @@ class TestTasksApi(base.ApiTest):
         data = json.loads(content)
         self.assertIsNotNone(data)
         self.assertEqual(1, len(data['tasks']))
-        #NOTE(venkatesh) find a way to get expected_keys from tasks controller
+        # NOTE(venkatesh) find a way to get expected_keys from tasks controller
         expected_keys = set(['id', 'type', 'owner', 'status',
                              'created_at', 'updated_at', 'self', 'schema'])
         task = data['tasks'][0]

glance/tests/stubs.py

@@ -78,9 +78,9 @@ class FakeRegistryConnection(object):
 
 
 def stub_out_registry_and_store_server(stubs, base_dir, **kwargs):
-    """
+    """Mocks calls to 127.0.0.1 on 9191 and 9292 for testing.
-    Mocks calls to 127.0.0.1 on 9191 and 9292 for testing so
+
-    that a real Glance server does not need to be up and
+    Done so that a real Glance server does not need to be up and
     running
     """
 
@@ -117,7 +117,7 @@ def stub_out_registry_and_store_server(stubs, base_dir, **kwargs):
             return True
 
         def _clean_url(self, url):
-            #TODO(bcwaldon): Fix the hack that strips off v1
+            # TODO(bcwaldon): Fix the hack that strips off v1
             return url.replace('/v1', '', 1) if url.startswith('/v1') else url
 
         def putrequest(self, method, url):
@@ -132,9 +132,10 @@ def stub_out_registry_and_store_server(stubs, base_dir, **kwargs):
 
         def endheaders(self):
             hl = [i.lower() for i in self.req.headers.keys()]
-            assert not ('content-length' in hl and
+            assert(not ('content-length' in hl and
-                        'transfer-encoding' in hl), \
+                        'transfer-encoding' in hl),
-                'Content-Length and Transfer-Encoding are mutually exclusive'
+                   'Content-Length and Transfer-Encoding '
+                   'are mutually exclusive')
 
         def send(self, data):
             # send() is called during chunked-transfer encoding, and
@@ -163,9 +164,7 @@ def stub_out_registry_and_store_server(stubs, base_dir, **kwargs):
             return res
 
     def fake_get_connection_type(client):
-        """
+        """Returns the proper connection type."""
-        Returns the proper connection type
-        """
         DEFAULT_REGISTRY_PORT = 9191
         DEFAULT_API_PORT = 9292
 
@@ -199,15 +198,13 @@ def stub_out_registry_and_store_server(stubs, base_dir, **kwargs):
 
 
 def stub_out_registry_server(stubs, **kwargs):
-    """
+    """Mocks calls to 127.0.0.1 on 9191 for testing.
-    Mocks calls to 127.0.0.1 on 9191 for testing so
+
-    that a real Glance Registry server does not need to be up and
+    Done so that a real Glance Registry server does not need to be up and
-    running
+    running.
     """
     def fake_get_connection_type(client):
-        """
+        """Returns the proper connection type."""
-        Returns the proper connection type
-        """
         DEFAULT_REGISTRY_PORT = 9191
 
         if (client.port == DEFAULT_REGISTRY_PORT and

glance/tests/unit/api/middleware/test_cache_manage.py

@@ -41,7 +41,7 @@ class TestCacheManageFilter(test_utils.BaseTestCase):
         # call
         resource = self.cache_manage_filter.process_request(bogus_request)
 
-        #check
+        # check
         self.assertIsNone(resource)
 
     @mock.patch.object(cached_images.Controller, "get_cached_images")

glance/tests/unit/api/test_cmd.py

@@ -9,11 +9,10 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
-
-import mock
 import sys
 
 import glance_store as store
+import mock
 from oslo.config import cfg
 import six
 

glance/tests/unit/api/test_cmd_cache_manage.py

@@ -90,7 +90,7 @@ class TestGlanceCmdManage(test_utils.BaseTestCase):
     @mock.patch.object(glance.cmd.cache_manage, 'get_client')
     def test_queue_image_not_forced_not_confirmed(self,
                                                   mock_client, mock_confirm):
-        #options.forced set to False and queue confirmation set to False.
+        # options.forced set to False and queue confirmation set to False.
 
         mock_confirm.return_value = False
         mock_options = mock.Mock()
@@ -102,7 +102,7 @@ class TestGlanceCmdManage(test_utils.BaseTestCase):
     @mock.patch.object(glance.cmd.cache_manage, 'user_confirm')
     @mock.patch.object(glance.cmd.cache_manage, 'get_client')
     def test_queue_image_not_forced_confirmed(self, mock_client, mock_confirm):
-        #options.forced set to False and queue confirmation set to True.
+        # options.forced set to False and queue confirmation set to True.
 
         mock_confirm.return_value = True
         mock_options = mock.Mock()
@@ -127,7 +127,7 @@ class TestGlanceCmdManage(test_utils.BaseTestCase):
     def test_delete_cached_image_not_forced_not_confirmed(self,
                                                           mock_client,
                                                           mock_confirm):
-        #options.forced set to False and delete confirmation set to False.
+        # options.forced set to False and delete confirmation set to False.
 
         mock_confirm.return_value = False
         mock_options = mock.Mock()
@@ -141,7 +141,7 @@ class TestGlanceCmdManage(test_utils.BaseTestCase):
     @mock.patch.object(glance.cmd.cache_manage, 'get_client')
     def test_delete_cached_image_not_forced_confirmed(self, mock_client,
                                                       mock_confirm):
-        #options.forced set to False and delete confirmation set to True.
+        # options.forced set to False and delete confirmation set to True.
 
         mock_confirm.return_value = True
         mock_options = mock.Mock()
@@ -163,7 +163,7 @@ class TestGlanceCmdManage(test_utils.BaseTestCase):
     def test_delete_cached_images_not_forced_not_confirmed(self,
                                                            mock_client,
                                                            mock_confirm):
-        #options.forced set to False and delete confirmation set to False.
+        # options.forced set to False and delete confirmation set to False.
 
         mock_confirm.return_value = False
         mock_options = mock.Mock()
@@ -177,7 +177,7 @@ class TestGlanceCmdManage(test_utils.BaseTestCase):
     @mock.patch.object(glance.cmd.cache_manage, 'get_client')
     def test_delete_cached_images_not_forced_confirmed(self, mock_client,
                                                        mock_confirm):
-        #options.forced set to False and delete confirmation set to True.
+        # options.forced set to False and delete confirmation set to True.
 
         mock_confirm.return_value = True
         mock_options = mock.Mock()
@@ -203,7 +203,7 @@ class TestGlanceCmdManage(test_utils.BaseTestCase):
     def test_delete_queued_image_not_forced_not_confirmed(self,
                                                           mock_client,
                                                           mock_confirm):
-        #options.forced set to False and delete confirmation set to False.
+        # options.forced set to False and delete confirmation set to False.
 
         mock_confirm.return_value = False
         mock_options = mock.Mock()
@@ -217,7 +217,7 @@ class TestGlanceCmdManage(test_utils.BaseTestCase):
     @mock.patch.object(glance.cmd.cache_manage, 'get_client')
     def test_delete_queued_image_not_forced_confirmed(self, mock_client,
                                                       mock_confirm):
-        #options.forced set to False and delete confirmation set to True.
+        # options.forced set to False and delete confirmation set to True.
 
         mock_confirm.return_value = True
         mock_options = mock.Mock()
@@ -239,7 +239,7 @@ class TestGlanceCmdManage(test_utils.BaseTestCase):
     def test_delete_queued_images_not_forced_not_confirmed(self,
                                                            mock_client,
                                                            mock_confirm):
-        #options.forced set to False and delete confirmation set to False.
+        # options.forced set to False and delete confirmation set to False.
 
         mock_confirm.return_value = False
         mock_options = mock.Mock()
@@ -253,7 +253,7 @@ class TestGlanceCmdManage(test_utils.BaseTestCase):
     @mock.patch.object(glance.cmd.cache_manage, 'get_client')
     def test_delete_queued_images_not_forced_confirmed(self, mock_client,
                                                        mock_confirm):
-        #options.forced set to False and delete confirmation set to True.
+        # options.forced set to False and delete confirmation set to True.
         mock_confirm.return_value = True
         mock_options = mock.Mock()
         mock_options.force = False

glance/tests/unit/api/test_common.py

@@ -14,7 +14,6 @@
 #    under the License.
 
 import testtools
-
 import webob
 
 import glance.api.common

glance/tests/unit/common/scripts/image_import/test_main.py

@@ -12,9 +12,9 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
+import urllib2
 
 import mock
-import urllib2
 
 from glance.common.scripts.image_import import main as image_import_script
 import glance.tests.utils as test_utils

glance/tests/unit/common/scripts/test_scripts_utils.py

@@ -12,9 +12,9 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
+import urllib2
 
 import mock
-import urllib2
 
 from glance.common import exception
 from glance.common.scripts import utils as script_utils

glance/tests/unit/common/test_wsgi.py

@@ -15,12 +15,12 @@
 #    under the License.
 
 import datetime
+import gettext
 import socket
 
 from babel import localedata
 import eventlet.patcher
 import fixtures
-import gettext
 import mock
 import routes
 import six

glance/tests/unit/test_db.py

@@ -29,7 +29,6 @@ from glance.db.sqlalchemy import api
 import glance.tests.unit.utils as unit_test_utils
 import glance.tests.utils as test_utils
 
-
 CONF = cfg.CONF
 CONF.import_opt('metadata_encryption_key', 'glance.common.config')
 
@@ -547,8 +546,8 @@ class TestImageMemberRepo(test_utils.BaseTestCase):
     def test_remove_image_member_does_not_exist(self):
         fake_uuid = str(uuid.uuid4())
         image = self.image_repo.get(UUID2)
-        fake_member = glance.domain.ImageMemberFactory()\
+        fake_member = glance.domain.ImageMemberFactory().new_image_member(
-                                   .new_image_member(image, TENANT4)
+            image, TENANT4)
         fake_member.id = fake_uuid
         exc = self.assertRaises(exception.NotFound,
                                 self.image_member_repo.remove,

glance/tests/unit/test_db_metadef.py

@@ -423,6 +423,6 @@ class TestMetadefRepo(test_utils.BaseTestCase):
                           object)
 
     def test_list_resource_type(self):
-        resource_type = self.resource_type_repo.list(filters=
+        resource_type = self.resource_type_repo.list(
-                                                     {'namespace': NAMESPACE1})
+            filters={'namespace': NAMESPACE1})
         self.assertEqual(len(resource_type), 0)

glance/tests/unit/test_domain.py

@@ -195,9 +195,9 @@ class TestImageMember(test_utils.BaseTestCase):
         self.image_member_factory = domain.ImageMemberFactory()
         self.image_factory = domain.ImageFactory()
         self.image = self.image_factory.new_image()
-        self.image_member = self.image_member_factory\
+        self.image_member = self.image_member_factory.new_image_member(
-                                .new_image_member(image=self.image,
+            image=self.image,
-                                                  member_id=TENANT1)
+            member_id=TENANT1)
 
     def test_status_enumerated(self):
         self.image_member.status = 'pending'
@@ -377,7 +377,7 @@ class TestTask(test_utils.BaseTestCase):
         self.assertEqual(self.task.status, 'failure')
 
     def test_invalid_status_transitions_from_pending(self):
-        #test do not allow transition from pending to success
+        # test do not allow transition from pending to success
         self.assertRaises(
             exception.InvalidTaskStatusTransition,
             self.task.succeed,
@@ -385,14 +385,14 @@ class TestTask(test_utils.BaseTestCase):
         )
 
     def test_invalid_status_transitions_from_success(self):
-        #test do not allow transition from success to processing
+        # test do not allow transition from success to processing
         self.task.begin_processing()
         self.task.succeed('')
         self.assertRaises(
             exception.InvalidTaskStatusTransition,
             self.task.begin_processing
         )
-        #test do not allow transition from success to failure
+        # test do not allow transition from success to failure
         self.assertRaises(
             exception.InvalidTaskStatusTransition,
             self.task.fail,
@@ -400,14 +400,14 @@ class TestTask(test_utils.BaseTestCase):
         )
 
     def test_invalid_status_transitions_from_failure(self):
-        #test do not allow transition from failure to processing
+        # test do not allow transition from failure to processing
         self.task.begin_processing()
         self.task.fail('')
         self.assertRaises(
             exception.InvalidTaskStatusTransition,
             self.task.begin_processing
         )
-        #test do not allow transition from failure to success
+        # test do not allow transition from failure to success
         self.assertRaises(
             exception.InvalidTaskStatusTransition,
             self.task.succeed,

glance/tests/unit/test_glance_replicator.py

@@ -215,8 +215,8 @@ class ImageServiceTestCase(test_utils.BaseTestCase):
         image_meta_with_proto['Content-Length'] = len(image_body)
 
         for key in IMG_RESPONSE_ACTIVE:
-            image_meta_with_proto['x-image-meta-%s' % key] = \
+            image_meta_with_proto[
-                IMG_RESPONSE_ACTIVE[key]
+                'x-image-meta-%s' % key] = IMG_RESPONSE_ACTIVE[key]
 
         c.conn.prime_request('POST', 'v1/images',
                              image_body, image_meta_with_proto,
@@ -230,8 +230,8 @@ class ImageServiceTestCase(test_utils.BaseTestCase):
         c = glance_replicator.ImageService(FakeHTTPConnection(), 'noauth')
 
         image_meta = {'id': '5dcddce0-cba5-4f18-9cf4-9853c7b207a6'}
-        image_meta_headers = \
+        image_meta_headers = glance_replicator.ImageService._dict_to_headers(
-            glance_replicator.ImageService._dict_to_headers(image_meta)
+            image_meta)
         image_meta_headers['x-auth-token'] = 'noauth'
         image_meta_headers['Content-Type'] = 'application/octet-stream'
         c.conn.prime_request('PUT', 'v1/images/%s' % image_meta['id'],

glance/tests/unit/test_image_cache.py

@@ -27,7 +27,7 @@ import stubout
 from glance.common import exception
 from glance import image_cache
 from glance.openstack.common import units
-#NOTE(bcwaldon): This is imported to load the registry config options
+# NOTE(bcwaldon): This is imported to load the registry config options
 import glance.registry  # noqa
 from glance.tests import utils as test_utils
 from glance.tests.utils import skip_if_disabled
@@ -152,8 +152,8 @@ class ImageCacheTestCase(object):
             incomplete_file.close()
 
         mtime = os.path.getmtime(incomplete_file_path_1)
-        pastday = datetime.datetime.fromtimestamp(mtime) - \
+        pastday = (datetime.datetime.fromtimestamp(mtime) -
-            datetime.timedelta(days=1)
+                   datetime.timedelta(days=1))
         atime = int(time.mktime(pastday.timetuple()))
         mtime = atime
         os.utime(incomplete_file_path_1, (atime, mtime))

glance/tests/unit/test_image_cache_client.py

@@ -12,9 +12,9 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
+import os
 
 import mock
-import os
 
 from glance.common import exception
 from glance.image_cache import client
@@ -35,22 +35,22 @@ class CacheClientTestCase(utils.BaseTestCase):
 
     def test_get_cached_images(self):
         expected_data = '{"cached_images": "some_images"}'
-        self.client.do_request.return_value = \
+        self.client.do_request.return_value = utils.FakeHTTPResponse(
-            utils.FakeHTTPResponse(data=expected_data)
+            data=expected_data)
         self.assertEqual(self.client.get_cached_images(), "some_images")
         self.client.do_request.assert_called_with("GET", "/cached_images")
 
     def test_get_queued_images(self):
         expected_data = '{"queued_images": "some_images"}'
-        self.client.do_request.return_value = \
+        self.client.do_request.return_value = utils.FakeHTTPResponse(
-            utils.FakeHTTPResponse(data=expected_data)
+            data=expected_data)
         self.assertEqual(self.client.get_queued_images(), "some_images")
         self.client.do_request.assert_called_with("GET", "/queued_images")
 
     def test_delete_all_cached_images(self):
         expected_data = '{"num_deleted": 4}'
-        self.client.do_request.return_value = \
+        self.client.do_request.return_value = utils.FakeHTTPResponse(
-            utils.FakeHTTPResponse(data=expected_data)
+            data=expected_data)
         self.assertEqual(self.client.delete_all_cached_images(), 4)
         self.client.do_request.assert_called_with("DELETE", "/cached_images")
 
@@ -68,8 +68,8 @@ class CacheClientTestCase(utils.BaseTestCase):
 
     def test_delete_all_queued_images(self):
         expected_data = '{"num_deleted": 4}'
-        self.client.do_request.return_value = \
+        self.client.do_request.return_value = utils.FakeHTTPResponse(
-            utils.FakeHTTPResponse(data=expected_data)
+            data=expected_data)
         self.assertEqual(self.client.delete_all_queued_images(), 4)
         self.client.do_request.assert_called_with("DELETE", "/queued_images")
 

glance/tests/unit/test_migrations.py

@@ -49,6 +49,7 @@ from glance.db.sqlalchemy import models
 from glance.openstack.common import jsonutils
 from glance.openstack.common import timeutils
 
+
 CONF = cfg.CONF
 CONF.import_opt('metadata_encryption_key', 'glance.common.config')
 
@@ -118,7 +119,7 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
         self._create_unversioned_001_db(self.migrate_engine)
 
         old_version = migration.INIT_VERSION
-        #we must start from version 1
+        # we must start from version 1
         migration.INIT_VERSION = 1
         self.addCleanup(setattr, migration, 'INIT_VERSION', old_version)
 
@@ -319,9 +320,8 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
         uuids = {}
         for name in ('kernel', 'ramdisk', 'normal'):
             image_name = '%s migration 012 test' % name
-            rows = images.select()\
+            rows = images.select().where(
-                         .where(images.c.name == image_name)\
+                images.c.name == image_name).execute().fetchall()
-                         .execute().fetchall()
 
             self.assertEqual(len(rows), 1)
 
@@ -331,19 +331,16 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
             uuids[name] = row['id']
 
         # Find all image_members to ensure image_id has been updated
-        results = image_members.select()\
+        results = image_members.select().where(
-                               .where(image_members.c.image_id ==
+            image_members.c.image_id == uuids['normal']).execute().fetchall()
-                                      uuids['normal'])\
-                               .execute().fetchall()
         self.assertEqual(len(results), 1)
 
         # Find all image_properties to ensure image_id has been updated
         # as well as ensure kernel_id and ramdisk_id values have been
         # updated too
-        results = image_properties.select()\
+        results = image_properties.select().where(
-                                  .where(image_properties.c.image_id ==
+            image_properties.c.image_id == uuids['normal']
-                                         uuids['normal'])\
+        ).execute().fetchall()
-                                  .execute().fetchall()
         self.assertEqual(len(results), 2)
         for row in results:
             self.assertIn(row['name'], ('kernel_id', 'ramdisk_id'))
@@ -363,9 +360,8 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
         ids = {}
         for name in ('kernel', 'ramdisk', 'normal'):
             image_name = '%s migration 012 test' % name
-            rows = images.select()\
+            rows = images.select().where(
-                         .where(images.c.name == image_name)\
+                images.c.name == image_name).execute().fetchall()
-                         .execute().fetchall()
             self.assertEqual(len(rows), 1)
 
             row = rows[0]
@@ -374,19 +370,15 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
             ids[name] = row['id']
 
         # Find all image_members to ensure image_id has been updated
-        results = image_members.select()\
+        results = image_members.select().where(
-                               .where(image_members.c.image_id ==
+            image_members.c.image_id == ids['normal']).execute().fetchall()
-                                      ids['normal'])\
-                               .execute().fetchall()
         self.assertEqual(len(results), 1)
 
         # Find all image_properties to ensure image_id has been updated
         # as well as ensure kernel_id and ramdisk_id values have been
         # updated too
-        results = image_properties.select()\
+        results = image_properties.select().where(
-                                  .where(image_properties.c.image_id ==
+            image_properties.c.image_id == ids['normal']).execute().fetchall()
-                                         ids['normal'])\
-                                  .execute().fetchall()
         self.assertEqual(len(results), 2)
         for row in results:
             self.assertIn(row['name'], ('kernel_id', 'ramdisk_id'))
@@ -622,7 +614,7 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
         }
         data = [
             {'id': 'fake-19-1', 'location': 'http://glance.example.com'},
-            #NOTE(bcwaldon): images with a location of None should
+            # NOTE(bcwaldon): images with a location of None should
             # not be migrated
             {'id': 'fake-19-2', 'location': None},
         ]
@@ -670,8 +662,8 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
 
     def _check_026(self, engine, data):
         image_locations = db_utils.get_table(engine, 'image_locations')
-        results = image_locations.select()\
+        results = image_locations.select().where(
-            .where(image_locations.c.image_id == data).execute()
+            image_locations.c.image_id == data).execute()
 
         r = list(results)
         self.assertEqual(len(r), 1)
@@ -756,8 +748,8 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
         image_id = data[1]
         image_locations = db_utils.get_table(engine, 'image_locations')
 
-        records = image_locations.select().\
+        records = image_locations.select().where(
-            where(image_locations.c.image_id == image_id).execute().fetchall()
+            image_locations.c.image_id == image_id).execute().fetchall()
 
         for r in records:
             d = jsonutils.loads(r['meta_data'])
@@ -768,8 +760,8 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
 
         image_locations = db_utils.get_table(engine, 'image_locations')
 
-        records = image_locations.select().\
+        records = image_locations.select().where(
-            where(image_locations.c.image_id == image_id).execute().fetchall()
+            image_locations.c.image_id == image_id).execute().fetchall()
 
         for r in records:
             md = r['meta_data']
@@ -855,9 +847,8 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
 
     def _check_031(self, engine, image_id):
         locations_table = db_utils.get_table(engine, 'image_locations')
-        result = locations_table.select()\
+        result = locations_table.select().where(
-                                .where(locations_table.c.image_id == image_id)\
+            locations_table.c.image_id == image_id).execute().fetchall()
-                                .execute().fetchall()
 
         locations = set([(x['value'], x['meta_data']) for x in result])
         actual_locations = set([
@@ -980,8 +971,8 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
                        'deleted', 'pending_delete', 'deleted']
 
         for (idx, image_id) in enumerate(data):
-            results = image_locations.select()\
+            results = image_locations.select().where(
-                .where(image_locations.c.image_id == image_id).execute()
+                image_locations.c.image_id == image_id).execute()
             r = list(results)
             self.assertEqual(len(r), 1)
             self.assertIn('status', r[0])
@@ -1074,7 +1065,7 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
         col_data = [col.name for col in table.columns]
         self.assertEqual(expected_cols, col_data)
 
-         # metadef_properties
+        # metadef_properties
         table = sqlalchemy.Table("metadef_properties", meta, autoload=True)
         index_namespace_id_name = (
             'ix_metadef_properties_namespace_id_name',
@@ -1092,7 +1083,7 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
         col_data = [col.name for col in table.columns]
         self.assertEqual(expected_cols, col_data)
 
-         # metadef_resource_types
+        # metadef_resource_types
         table = sqlalchemy.Table(
             "metadef_resource_types", meta, autoload=True)
         index_resource_types_name = (
@@ -1109,7 +1100,7 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
         col_data = [col.name for col in table.columns]
         self.assertEqual(expected_cols, col_data)
 
-         # metadef_namespace_resource_types
+        # metadef_namespace_resource_types
         table = sqlalchemy.Table(
             "metadef_namespace_resource_types", meta, autoload=True)
         index_ns_res_types_res_type_id_ns_id = (

glance/tests/unit/test_quota.py

@@ -12,11 +12,10 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
+import uuid
 
 import mock
 from mock import patch
-import uuid
-
 import six
 
 from glance.common import exception
@@ -145,7 +144,7 @@ class TestImageQuota(test_utils.BaseTestCase):
     def test_quota_exceeded_no_size(self):
         quota = 10
         data = '*' * (quota + 1)
-        #NOTE(jbresnah) When the image size is None it means that it is
+        # NOTE(jbresnah) When the image size is None it means that it is
         # not known.  In this case the only time we will raise an
         # exception is when there is no room left at all, thus we know
         # it will not fit.
@@ -592,16 +591,16 @@ class TestImageMemberQuotas(test_utils.BaseTestCase):
 
         self.image_member_factory.new_image_member(self.image,
                                                    'fake_id')
-        self.base_image_member_factory.new_image_member\
+        nim = self.base_image_member_factory.new_image_member
-            .assert_called_once_with(self.image.base, 'fake_id')
+        nim .assert_called_once_with(self.image.base, 'fake_id')
 
     def test_new_image_member_unlimited_members(self):
         self.config(image_member_quota=-1)
 
         self.image_member_factory.new_image_member(self.image,
                                                    'fake_id')
-        self.base_image_member_factory.new_image_member\
+        nim = self.base_image_member_factory.new_image_member
-            .assert_called_once_with(self.image.base, 'fake_id')
+        nim.assert_called_once_with(self.image.base, 'fake_id')
 
     def test_new_image_member_too_many_members(self):
         self.config(image_member_quota=0)

glance/tests/unit/test_store_image.py

@@ -12,9 +12,8 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
-import mox
-
 import glance_store
+import mox
 
 from glance.common import exception
 import glance.location
@@ -141,7 +140,7 @@ class TestStoreImage(utils.BaseTestCase):
                                            self.store_api, self.store_utils)
         image.set_data('YYYY', 4)
         self.assertEqual(image.size, 4)
-        #NOTE(markwash): FakeStore returns image_id for location
+        # NOTE(markwash): FakeStore returns image_id for location
         self.assertEqual(image.locations[0]['url'], UUID2)
         self.assertEqual(image.checksum, 'Z')
         self.assertEqual(image.status, 'active')
@@ -174,7 +173,7 @@ class TestStoreImage(utils.BaseTestCase):
                                            self.store_api, self.store_utils)
         image.set_data('YYYY', None)
         self.assertEqual(image.size, 4)
-        #NOTE(markwash): FakeStore returns image_id for location
+        # NOTE(markwash): FakeStore returns image_id for location
         self.assertEqual(image.locations[0]['url'], UUID2)
         self.assertEqual(image.checksum, 'Z')
         self.assertEqual(image.status, 'active')
@@ -190,7 +189,7 @@ class TestStoreImage(utils.BaseTestCase):
                                            self.store_api, self.store_utils)
         image.set_data(data, len)
         self.assertEqual(image.size, len)
-        #NOTE(markwash): FakeStore returns image_id for location
+        # NOTE(markwash): FakeStore returns image_id for location
         location = {'url': image_id, 'metadata': {}, 'status': 'active'}
         self.assertEqual(image.locations, [location])
         self.assertEqual(image_stub.locations, [location])

glance/tests/unit/test_store_location.py

@@ -12,10 +12,8 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
-
-import mock
-
 import glance_store
+import mock
 
 import glance.location
 from glance.tests.unit import base

glance/tests/unit/utils.py

@@ -43,7 +43,7 @@ BASE_URI = 'http://storeurl.com/container'
 
 
 def sort_url_by_qs_keys(url):
-    #NOTE(kragniz): this only sorts the keys of the query string of a url.
+    # NOTE(kragniz): this only sorts the keys of the query string of a url.
     # For example, an input of '/v2/tasks?sort_key=id&sort_dir=asc&limit=10'
     # returns '/v2/tasks?limit=10&sort_dir=asc&sort_key=id'. This is to prevent
     # non-deterministic ordering of the query string causing problems with unit

glance/tests/unit/v1/test_api.py

@@ -38,7 +38,6 @@ from glance.db.sqlalchemy import api as db_api
 from glance.db.sqlalchemy import models as db_models
 from glance.openstack.common import jsonutils
 from glance.openstack.common import timeutils
-
 import glance.registry.client.v1.api as registry
 from glance.tests.unit import base
 import glance.tests.unit.utils as unit_test_utils
@@ -1406,20 +1405,19 @@ class TestGlanceAPI(base.IsolatedUnitTest):
 
         req = webob.Request.blank("/images/%s" % image_id)
         req.method = 'PUT'
-        req.headers['Content-Type'] = \
+        req.headers['Content-Type'] = 'application/octet-stream'
-            'application/octet-stream'
         req.body = "chunk00000remainder"
 
-        with mock.patch.object(upload_utils, 'initiate_deletion') as \
+        with mock.patch.object(
-                mock_init_del:
+                upload_utils, 'initiate_deletion') as mock_init_del:
             mock_init_del.side_effect = mock_initiate_deletion
-            with mock.patch.object(registry, 'get_image_metadata') as \
+            with mock.patch.object(
-                    mock_get_meta:
+                    registry, 'get_image_metadata') as mock_get_meta:
                 mock_get_meta.side_effect = mock_get_image_metadata
                 with mock.patch.object(db_api, '_image_get') as mock_db_get:
                     mock_db_get.side_effect = mock_image_get
-                    with mock.patch.object(db_api, '_image_update') as \
+                    with mock.patch.object(
-                            mock_db_update:
+                            db_api, '_image_update') as mock_db_update:
                         mock_db_update.side_effect = mock_image_update
 
                         # Expect a 409 Conflict.
@@ -3354,7 +3352,7 @@ class TestImageSerializer(base.IsolatedUnitTest):
 
         self.serializer.show(response, self.FIXTURE)
 
-        #just make sure the app_iter is called
+        # just make sure the app_iter is called
         for chunk in response.app_iter:
             pass
 
@@ -3412,7 +3410,7 @@ class TestImageSerializer(base.IsolatedUnitTest):
 
         self.stubs.Set(self.serializer.notifier, 'error', fake_error)
 
-        #expected and actually sent bytes differ
+        # expected and actually sent bytes differ
         glance.api.common.image_send_notification(17, 19, image_meta, req,
                                                   self.serializer.notifier)
 

glance/tests/unit/v1/test_registry_api.py

@@ -32,7 +32,6 @@ from glance.db.sqlalchemy import api as db_api
 from glance.db.sqlalchemy import models as db_models
 from glance.openstack.common import jsonutils
 from glance.openstack.common import timeutils
-
 from glance.registry.api import v1 as rserver
 from glance.tests.unit import base
 from glance.tests import utils as test_utils
@@ -1287,8 +1286,8 @@ class TestRegistryAPI(base.IsolatedUnitTest, test_utils.RegistryAPIMixIn):
         self.log_image_id = False
 
         def fake_log_info(msg):
-            if 'Successfully created image ' \
+            if ('Successfully created image '
-               '0564c64c-3545-4e34-abfb-9d18e5f2f2f9' in msg:
+               '0564c64c-3545-4e34-abfb-9d18e5f2f2f9' in msg):
                 self.log_image_id = True
         self.stubs.Set(rserver.images.LOG, 'info', fake_log_info)
 
@@ -1940,7 +1939,8 @@ class TestSharability(test_utils.BaseTestCase):
                                        auth_tok='user:%s:admin' % TENANT2,
                                        owner_is_tenant=False)
         UUIDX = str(uuid.uuid4())
-        #we need private image and context.owner should not match image owner
+        # We need private image and context.owner should not match image
+        # owner
         image = db_api.image_create(ctxt1, {'id': UUIDX,
                                             'status': 'queued',
                                             'is_public': False,
@@ -1955,7 +1955,8 @@ class TestSharability(test_utils.BaseTestCase):
                                        auth_tok='user:%s:user' % TENANT1,
                                        owner_is_tenant=True)
         UUIDX = str(uuid.uuid4())
-        #we need private image and context.owner should not match image owner
+        # We need private image and context.owner should not match image
+        # owner
         image = db_api.image_create(ctxt1, {'id': UUIDX,
                                             'status': 'queued',
                                             'is_public': False,
@@ -1974,7 +1975,8 @@ class TestSharability(test_utils.BaseTestCase):
                                        auth_tok='user:%s:user' % TENANT2,
                                        owner_is_tenant=False)
         UUIDX = str(uuid.uuid4())
-        #we need private image and context.owner should not match image owner
+        # We need private image and context.owner should not match image
+        # owner
         image = db_api.image_create(ctxt1, {'id': UUIDX,
                                             'status': 'queued',
                                             'is_public': False,
@@ -1993,7 +1995,8 @@ class TestSharability(test_utils.BaseTestCase):
                                        auth_tok='user:%s:user' % TENANT2,
                                        owner_is_tenant=False)
         UUIDX = str(uuid.uuid4())
-        #we need private image and context.owner should not match image owner
+        # We need private image and context.owner should not match image
+        # owner
         image = db_api.image_create(ctxt1, {'id': UUIDX,
                                             'status': 'queued',
                                             'is_public': False,
@@ -2018,7 +2021,8 @@ class TestSharability(test_utils.BaseTestCase):
                                        auth_tok='user:%s:user' % TENANT2,
                                        owner_is_tenant=False)
         UUIDX = str(uuid.uuid4())
-        #we need private image and context.owner should not match image owner
+        # We need private image and context.owner should not match image
+        # owner
         image = db_api.image_create(ctxt1, {'id': UUIDX,
                                             'status': 'queued',
                                             'is_public': False,
@@ -2042,7 +2046,8 @@ class TestSharability(test_utils.BaseTestCase):
                                        auth_tok='user:%s:user' % TENANT1,
                                        owner_is_tenant=True)
         UUIDX = str(uuid.uuid4())
-        #we need private image and context.owner should not match image owner
+        # We need private image and context.owner should not match image
+        # owner
         image = db_api.image_create(ctxt1, {'id': UUIDX,
                                             'status': 'queued',
                                             'is_public': False,

glance/tests/unit/v1/test_registry_client.py

@@ -39,7 +39,7 @@ _gen_uuid = lambda: str(uuid.uuid4())
 UUID1 = _gen_uuid()
 UUID2 = _gen_uuid()
 
-#NOTE(bcwaldon): needed to init config_dir cli opt
+# NOTE(bcwaldon): needed to init config_dir cli opt
 config.parse_args(args=[])
 
 

glance/tests/unit/v1/test_upload_utils.py

@@ -14,10 +14,10 @@
 #    under the License.
 
 from contextlib import contextmanager
-import mock
-from mock import patch
 
 import glance_store
+import mock
+from mock import patch
 import webob.exc
 
 from glance.api.v1 import upload_utils

glance/tests/unit/v2/test_image_data_resource.py

@@ -12,18 +12,16 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
-
-import mock
 import uuid
 
 import glance_store
+import mock
 import six
 import webob
 
 import glance.api.v2.image_data
 from glance.common import exception
 from glance.common import wsgi
-
 from glance.tests.unit import base
 import glance.tests.unit.utils as unit_test_utils
 import glance.tests.utils as test_utils

glance/tests/unit/v2/test_image_members_resource.py

@@ -24,7 +24,6 @@ from glance.openstack.common import jsonutils
 import glance.tests.unit.utils as unit_test_utils
 import glance.tests.utils as test_utils
 
-
 DATETIME = datetime.datetime(2012, 5, 16, 15, 27, 36, 325355)
 ISOTIME = '2012-05-16T15:27:36Z'
 
@@ -97,11 +96,11 @@ class TestImageMembersController(test_utils.BaseTestCase):
         self.notifier = unit_test_utils.FakeNotifier()
         self._create_images()
         self._create_image_members()
-        self.controller = glance.api.v2.image_members\
+        self.controller = glance.api.v2.image_members.ImageMembersController(
-                                       .ImageMembersController(self.db,
+            self.db,
-                                                               self.policy,
+            self.policy,
-                                                               self.notifier,
+            self.notifier,
-                                                               self.store)
+            self.store)
         glance_store.create_stores()
 
     def _create_images(self):