Fixed bug 1197

Added api_req arguments to add show methods to make
them compatible with engine.py call signature.

Change-Id: I161515e0cc71596fde28e138561f7bb399e206fc
Signed-off-by: K Sai Kiran <saikiran.k@tataelxsi.co.in>
diff --git a/osm_nbi/admin_topics.py b/osm_nbi/admin_topics.py
index 7e71459..3c3249c 100644
--- a/osm_nbi/admin_topics.py
+++ b/osm_nbi/admin_topics.py
@@ -679,12 +679,13 @@
         except ValidationError as e:
             raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY)
 
-    def show(self, session, _id):
+    def show(self, session, _id, api_req=False):
         """
         Get complete information on an topic
 
         :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
         :param _id: server internal id or username
+        :param api_req: True if this call is serving an external API request. False if serving internal request.
         :return: dictionary, raise exception if not found.
         """
         # Allow _id to be a name or uuid
@@ -817,6 +818,7 @@
         Get a list of the topic that matches a filter
         :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
         :param filter_q: filter of data to be applied
+        :param api_req: True if this call is serving an external API request. False if serving internal request.
         :return: The list, it can be empty if no one match the filter.
         """
         user_list = self.auth.get_user_list(filter_q)
@@ -963,12 +965,13 @@
         except ValidationError as e:
             raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY)
 
-    def show(self, session, _id):
+    def show(self, session, _id, api_req=False):
         """
         Get complete information on an topic
 
         :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
         :param _id: server internal id
+        :param api_req: True if this call is serving an external API request. False if serving internal request.
         :return: dictionary, raise exception if not found.
         """
         # Allow _id to be a name or uuid
@@ -1231,12 +1234,13 @@
             final_content["permissions"]["admin"] = False
         return None
 
-    def show(self, session, _id):
+    def show(self, session, _id, api_req=False):
         """
         Get complete information on an topic
 
         :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
         :param _id: server internal id
+        :param api_req: True if this call is serving an external API request. False if serving internal request.
         :return: dictionary, raise exception if not found.
         """
         filter_q = {BaseTopic.id_field(self.topic, _id): _id}