Fix all method errors for custom guidelines

There are several method error raised during custom
guidelines check. Need to fix it for successful running
pep8.

implements bp custom-guidelines

Change-Id: I55883bb8d314f982161aaa21c010e9d1467bf903

heat/engine/resources/openstack/heat/ha_restarter.py

@@ -100,7 +100,7 @@ class Restarter(signal_responder.SignalResponder):
     def _resolve_attribute(self, name):
         """Resolves the resource's attributes.
 
-        heat extension: "AlarmUrl" returns the url to post to the policy
+        Heat extension: "AlarmUrl" returns the url to post to the policy
         when there is an alarm.
         """
         if name == self.ALARM_URL and self.resource_id is not None:

heat/engine/resources/openstack/heat/instance_group.py

@@ -373,7 +373,7 @@ class InstanceGroup(stack_resource.StackResource):
     def _resolve_attribute(self, name):
         """Resolves the resource's attributes.
 
-        heat extension: "InstanceList" returns comma delimited list of server
+        Heat extension: "InstanceList" returns comma delimited list of server
         ip addresses.
         """
         if name == self.INSTANCE_LIST:

heat/engine/resources/openstack/heat/resource_chain.py

@@ -177,7 +177,7 @@ class ResourceChain(stack_resource.StackResource):
         :type resource_type: str
         :param depends_on: if specified, the new resource will depend on the
                resource name specified
-        :type  depends_on: str
+        :type depends_on: str
         :return: resource definition suitable for adding to a template
         :rtype: heat.engine.rsrc_defn.ResourceDefinition
         """

heat/engine/resources/openstack/heat/resource_group.py

@@ -334,7 +334,7 @@ class ResourceGroup(stack_resource.StackResource):
                                 size)
 
     def _count_black_listed(self):
-        """Return the number of current resource names that are blacklisted"""
+        """Return the number of current resource names that are blacklisted."""
         existing_members = grouputils.get_member_names(self)
         return len(self._name_blacklist() & set(existing_members))
 
@@ -442,9 +442,9 @@ class ResourceGroup(stack_resource.StackResource):
 
         :param include_all: if False, only properties for the resource
                definition that are not empty will be included
-        :type  include_all: bool
+        :type include_all: bool
         :return: resource definition for the group
-        :rtype:  dict
+        :rtype: dict
         """
 
         # At this stage, we don't mind if all of the parameters have values

heat/engine/resources/openstack/neutron/port.py

@@ -470,12 +470,12 @@ class Port(neutron.NeutronResource):
         return super(Port, self)._resolve_attribute(name)
 
     def needs_replace(self, after_props):
-        """Mandatory replace based on props """
+        """Mandatory replace based on props."""
         return after_props.get(self.REPLACEMENT_POLICY) == 'REPLACE_ALWAYS'
 
     def needs_replace_with_prop_diff(self, changed_properties_set,
                                      after_props, before_props):
-        """Needs replace based on prop_diff """
+        """Needs replace based on prop_diff."""
         # Switching between name and ID is OK, provided the value resolves
         # to the same network.  If the network changes, port is replaced.
         if self.NETWORK in changed_properties_set:

heat/engine/resources/openstack/nova/server.py

@@ -1062,7 +1062,7 @@ class Server(stack_user.StackUser, sh.SchedulerHintsMixin,
 
     def needs_replace_with_prop_diff(self, changed_properties_set,
                                      after_props, before_props):
-        """Needs replace based on prop_diff """
+        """Needs replace based on prop_diff."""
         if self.FLAVOR in changed_properties_set:
             flavor_update_policy = (
                 after_props.get(self.FLAVOR_UPDATE_POLICY) or

tools/custom_guidelines.py

@@ -61,7 +61,7 @@ class HeatCustomGuidelines(object):
             self._check_resource_schemas(cls, cls.attributes_schema,
                                          'attribute')
             # check methods descriptions
-            #self._check_resource_methods(cls)
+            self._check_resource_methods(cls)
 
     def _check_resource_description(self, resource):
         description = resource.__doc__