docs: def toggle_state(self, state, active=TOGGLE, scope=None):
          """
          Toggle the state for the :class:`Conversation` with the given scope.
  
          In Python, this is equivalent to::
  
              relation.conversation(scope).toggle_state(state, active)
  
          See :meth:`conversation` and :meth:`Conversation.toggle_state`.
          """
          self.conversation(scope).toggle_state(state, active)