mirror of
https://github.com/python-telegram-bot/python-telegram-bot.git
synced 2024-11-25 00:27:46 +01:00
67 lines
2.3 KiB
Python
67 lines
2.3 KiB
Python
#!/usr/bin/env python
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# pylint: disable=import-error
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"""Simple Bot to reply to Telegram messages.
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This is built on the API wrapper, see echobot.py to see the same example built
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on the telegram.ext bot framework.
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This program is dedicated to the public domain under the CC0 license.
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"""
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import asyncio
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import contextlib
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import logging
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from typing import NoReturn
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from telegram import Bot, Update
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from telegram.error import Forbidden, NetworkError
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logging.basicConfig(
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format="%(asctime)s - %(name)s - %(levelname)s - %(message)s", level=logging.INFO
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)
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# set higher logging level for httpx to avoid all GET and POST requests being logged
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logging.getLogger("httpx").setLevel(logging.WARNING)
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logger = logging.getLogger(__name__)
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async def main() -> NoReturn:
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"""Run the bot."""
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# Here we use the `async with` syntax to properly initialize and shutdown resources.
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async with Bot("TOKEN") as bot:
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# get the first pending update_id, this is so we can skip over it in case
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# we get a "Forbidden" exception.
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try:
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update_id = (await bot.get_updates())[0].update_id
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except IndexError:
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update_id = None
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logger.info("listening for new messages...")
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while True:
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try:
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update_id = await echo(bot, update_id)
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except NetworkError:
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await asyncio.sleep(1)
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except Forbidden:
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# The user has removed or blocked the bot.
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update_id += 1
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async def echo(bot: Bot, update_id: int) -> int:
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"""Echo the message the user sent."""
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# Request updates after the last update_id
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updates = await bot.get_updates(offset=update_id, timeout=10, allowed_updates=Update.ALL_TYPES)
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for update in updates:
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next_update_id = update.update_id + 1
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# your bot can receive updates without messages
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# and not all messages contain text
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if update.message and update.message.text:
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# Reply to the message
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logger.info("Found message %s!", update.message.text)
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await update.message.reply_text(update.message.text)
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return next_update_id
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return update_id
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if __name__ == "__main__":
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with contextlib.suppress(KeyboardInterrupt): # Ignore exception when Ctrl-C is pressed
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asyncio.run(main())
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