code: def _find_local_handlers(cls, handlers,  namespace, configs):
          
          for aname, avalue in namespace.items():
              sig_name, config = cls._is_handler(aname, avalue)
              if sig_name:
                  configs[aname] = config
                  handlers[aname] = sig_name
docs: Add name info to every "local" (present in the body of this class)
          handler and add it to the mapping.