Fix some docstring syntax error

TrivialFix
Ref: http://www.sphinx-doc.org/en/stable/domains.html#info-field-lists

Change-Id: Ibb83aa478a4e9b6d488105728a8dc15a557339f4

tacker/api/extensions.py

@@ -452,7 +452,7 @@ class ExtensionManager(object):
     def extend_resources(self, version, attr_map):
         """Extend resources with additional resources or attributes.
 
-        :param: attr_map, the existing mapping from resource name to
+        :param attr_map: the existing mapping from resource name to
         attrs definition.
 
         After this function, we will extend the attr_map if an extension

tacker/api/v1/attributes.py

@@ -493,7 +493,7 @@ def convert_to_int(data):
 def convert_kvp_str_to_list(data):
     """Convert a value of the form 'key=value' to ['key', 'value'].
 
-    :raises: n_exc.InvalidInput if any of the strings are malformed
+    :raises n_exc.InvalidInput: if any of the strings are malformed
                                 (e.g. do not contain a key).
     """
     kvp = [x.strip() for x in data.split('=', 1)]
@@ -506,7 +506,7 @@ def convert_kvp_str_to_list(data):
 def convert_kvp_list_to_dict(kvp_list):
     """Convert a list of 'key=value' strings to a dict.
 
-    :raises: n_exc.InvalidInput if any of the strings are malformed
+    :raises n_exc.InvalidInput: if any of the strings are malformed
                                 (e.g. do not contain a key) or if any
                                 of the keys appear more than once.
     """

tacker/common/config.py

@@ -117,8 +117,8 @@ def load_paste_app(app_name):
     """Builds and returns a WSGI app from a paste config file.
 
     :param app_name: Name of the application to load
-    :raises ConfigFilesNotFoundError when config file cannot be located
-    :raises RuntimeError when application cannot be loaded from config file
+    :raises ConfigFilesNotFoundError: when config file cannot be located
+    :raises RuntimeError: when application cannot be loaded from config file
     """
 
     config_path = cfg.CONF.find_file(cfg.CONF.api_paste_config)

tacker/common/utils.py

@@ -178,8 +178,8 @@ def load_class_by_alias_or_classname(namespace, name):
     Load class using the stevedore driver manager
     :param namespace: namespace where the alias is defined
     :param name: alias or class name of the class to be loaded
-    :returns class if calls can be loaded
-    :raises ImportError if class cannot be loaded
+    :returns: class if calls can be loaded
+    :raises ImportError: if class cannot be loaded
     """
 
     if not name:

tacker/manager.py

@@ -108,8 +108,8 @@ class TackerManager(object):
         Load class using stevedore alias or the class name
         :param namespace: namespace where alias is defined
         :param plugin_provider: plugin alias or class name
-        :returns plugin that is loaded
-        :raises ImportError if fails to load plugin
+        :returns: plugin that is loaded
+        :raises ImportError: if fails to load plugin
         """
 
         try:

tacker/nfvo/nfvo_plugin.py

@@ -517,7 +517,7 @@ class NfvoPlugin(nfvo_db.NfvoPluginDb, vnffg_db.VnffgPluginDbMixin,
     def create_ns(self, context, ns):
         """Create NS and corresponding VNFs.
 
-        :param ns ns dict which contains nsd_id and attributes
+        :param ns: ns dict which contains nsd_id and attributes
         This method has 3 steps:
         step-1: substitute all get_input params to its corresponding values
         step-2: Build params dict for substitution mappings case through which

tacker/wsgi.py

@@ -511,7 +511,7 @@ class RequestDeserializer(object):
         """Extract necessary pieces of the request.
 
         :param request: Request object
-        :returns tuple of expected controller action name, dictionary of
+        :returns: tuple of expected controller action name, dictionary of
                  keyword arguments to pass to the controller, the expected
                  content type of the response