List accessors in status view

model_server/base/api.py

@@ -32,6 +32,7 @@ def show_session_status():
         'status': 'running',
         'models': session.describe_loaded_models(),
         'paths': session.get_paths(),
+        'accessors': session.list_accessors(),
     }
 
 

model_server/base/session.py

@@ -133,6 +133,7 @@ class _Session(object):
         List information about all accessors in JSON-readable format
         """
         if len(self.accessors):
+            # TODO: also return accessor ID
             return pd.DataFrame(self.accessors).drop('object').to_dict()
         else:
             return {}