问Python访问错误类的属性

EN

|- bot_test_project    
   |- bot.py
   |- message.py

import logging

from telegram.ext import Updater, MessageHandler, Filters, CommandHandler

API_KEY = "please enter your api key here"

logging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s', level=logging.INFO) logger = logging.getLogger(__name__)

class Bot:
    def __init__(self):
        updater = Updater(API_KEY)
        self.__bot = updater.bot

        dispatcher = updater.dispatcher
        dispatcher.add_handler(CommandHandler("start", self.receive_command, pass_user_data=True))
        dispatcher.add_handler(MessageHandler(Filters.text, self.receive_message, pass_user_data=True))

        updater.start_polling()

    def receive_command(self, bot, update, user_data):
        print(update.message.id)

    def receive_message(self, bot, update, user_data):
        print(update.message.id)


Bot()

class Message:
    def __init__(self, id=None, text=None, photo=None):
        self.__id = id
        self.__text = text
        self.__photo = photo

    @property
    def id(self):
        return self.__id

    @property
    def text(self):
        return self.__text

    @property
    def photo(self):
        return self.__photo

2018-07-13 23:13:35,915 - telegram.ext.dispatcher - ERROR - An uncaught error was raised while processing the update
Traceback (most recent call last):
  File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/telegram/ext/dispatcher.py", line 279, in process_update
    handler.handle_update(update, self)
  File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/telegram/ext/commandhandler.py", line 173, in handle_update
    return self.callback(dispatcher.bot, update, **optional_args)
  File "/bot.py", line 23, in receive_command
    print(update.message.id)
AttributeError: 'Message' object has no attribute 'id'

print(type(update.message))
<class 'telegram.message.Message'>

print(dir(update.message))
['ATTACHMENT_TYPES', 'MESSAGE_TYPES', '__class__', '__delattr__', '__dict__', '__dir__', '__doc__', '__eq__', '__format__', '__ge__', '__getattribute__', '__getitem__', '__gt__', '__hash__', '__init__', '__init_subclass__', '__le__', '__lt__', '__metaclass__', '__module__', '__ne__', '__new__', '__reduce__', '__reduce_ex__', '__repr__', '__setattr__', '__sizeof__', '__str__', '__subclasshook__', '__weakref__', '_effective_attachment', '_id_attrs', '_parse_html', '_parse_markdown', '_quote', 'audio', 'author_signature', 'bot', 'caption', 'caption_entities', 'caption_html', 'caption_html_urled', 'caption_markdown', 'caption_markdown_urled', 'channel_chat_created', 'chat', 'chat_id', 'connected_website', 'contact', 'date', 'de_json', 'delete', 'delete_chat_photo', 'document', 'edit_caption', 'edit_date', 'edit_reply_markup', 'edit_text', 'effective_attachment', 'entities', 'forward', 'forward_date', 'forward_from', 'forward_from_chat', 'forward_from_message_id', 'forward_signature', 'from_user', 'game', 'group_chat_created', 'invoice', 'left_chat_member', 'location', 'media_group_id', 'message_id', 'migrate_from_chat_id', 'migrate_to_chat_id', 'new_chat_members', 'new_chat_photo', 'new_chat_title', 'parse_caption_entities', 'parse_caption_entity', 'parse_entities', 'parse_entity', 'photo', 'pinned_message', 'reply_audio', 'reply_contact', 'reply_document', 'reply_html', 'reply_location', 'reply_markdown', 'reply_media_group', 'reply_photo', 'reply_sticker', 'reply_text', 'reply_to_message', 'reply_venue', 'reply_video', 'reply_video_note', 'reply_voice', 'sticker', 'successful_payment', 'supergroup_chat_created', 'text', 'text_html', 'text_html_urled', 'text_markdown', 'text_markdown_urled', 'to_dict', 'to_json', 'venue', 'video', 'video_note', 'voice']