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50 lines
1.5 KiB
Python
50 lines
1.5 KiB
Python
#!/usr/bin/python
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# This example shows how to implement i18n (internationalization) l10n (localization) to create
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# multi-language bots with middleware handler.
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#
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# Also, you could check language code in handler itself too.
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# But this example just to show the work of middlewares.
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import telebot
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from telebot.async_telebot import AsyncTeleBot
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from telebot import asyncio_handler_backends
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import logging
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logger = telebot.logger
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telebot.logger.setLevel(logging.DEBUG) # Outputs debug messages to console.
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TRANSLATIONS = {
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'hello': {
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'en': 'hello',
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'ru': 'привет',
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'uz': 'salom'
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}
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}
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bot = AsyncTeleBot('TOKEN')
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class LanguageMiddleware(asyncio_handler_backends.BaseMiddleware):
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def __init__(self):
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self.update_types = ['message'] # Update types that will be handled by this middleware.
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async def pre_process(self, message, data):
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data['response'] = TRANSLATIONS['hello'][message.from_user.language_code]
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async def post_process(self, message, data, exception):
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if exception: # You can get exception occured in handler.
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logger.exception(str(exception))
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bot.setup_middleware(LanguageMiddleware()) # do not forget to setup
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@bot.message_handler(commands=['start'])
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async def start(message, data: dict):
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# you can get the data in handler too.
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# Not necessary to create data parameter in handler function.
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await bot.send_message(message.chat.id, data['response'])
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import asyncio
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asyncio.run(bot.polling())
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