def _get_object_refs(obj_type):
 lst_objs = []
 for key in _db_content[obj_type]:
  lst_objs.append(key)
 return lst_objs

def _get_object_refs ( obj_type ) : lst_objs = [ ] for key in _db_content [ obj_type ] : lst_objs . append ( key ) return lst_objs
get object references of the type .