Use this method for your bot to leave a group, supergroup or channel. Returns True on success.
        :param chat_id:
        :return:

def leave_chat(self, chat_id):
        """
        Use this method for your bot to leave a group, supergroup or channel. Returns True on success.
        :param chat_id:
        :return:
        """
        result = apihelper.leave_chat(self.token, chat_id)
        return result