code: def current_rolenames():
      
      jwt_data = get_jwt_data_from_app_context()
      if 'rls' not in jwt_data:
          # This is necessary so our set arithmetic works correctly
          return set(['non-empty-but-definitely-not-matching-subset'])
      else:
          return set(r.strip() for r in jwt_data['rls'].split(','))
docs: This method returns the names of all roles associated with the current user