docs: def sequence(cls, *info):
  		""" Useful method to generate iterator. It is generated by chaining the given info. If no info is
  		specified, then None is returned
  
  		:param info: iterator info sequence
  		:return: WMessengerOnionSessionFlowProto.Iterator or None
  		"""
  		if len(info) == 0:
  			return
  
  		info = list(info)
  		info.reverse()
  
  		result = WMessengerOnionSessionFlowProto.Iterator(
  			info[0].layer_name(), **info[0].layer_args()
  		)
  
  		for i in range(1, len(info)):
  			result = WMessengerOnionSessionFlowProto.Iterator(
  				info[i].layer_name(), next_iterator=result, **info[i].layer_args()
  			)
  
  		return result