docs: def set_local(self, key=None, value=None, data=None, scope=None, **kwdata):
          """
          Locally store some data, namespaced by the current or given :class:`Conversation` scope.
  
          In Python, this is equivalent to::
  
              relation.conversation(scope).set_local(data, scope, **kwdata)
  
          See :meth:`conversation` and :meth:`Conversation.set_local`.
          """
          self.conversation(scope).set_local(key, value, data, **kwdata)