telethon - logging channel's posts

telethon_log_channels_posts.py

import os
import logging
from telethon import TelegramClient, events
from telethon import errors

from telethon.tl.custom import Button

from telethon.errors.rpcerrorlist import FloodWaitError

import asyncio
import os, re, sys

def delete_forbidden_chars(string):
    # deleting forbidden chars
    FORBIDDEN_CHARS = '''!()-[]{};:'"\,<>./?@🇿`~*#$%^&*_~_'''
    cleared_string = re.sub('['+FORBIDDEN_CHARS+']', '', string).replace('"', "")
    
    return cleared_string


channel = 'https://t.me/..'

THIS_SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__)).replace('\\', '/')

API_ID = ...
API_HASH = '....'

FORMAT = '%(message)s'
logging.basicConfig(
    handlers=[logging.FileHandler(THIS_SCRIPT_DIR + '/' + channel.split('/')[-1] + '.log', 'w', 'utf-8')],
    level=logging.INFO,
    format=FORMAT,
)


if __name__ == '__main__':
    client = TelegramClient(
        'test', 
        API_ID,
        API_HASH
    )

    client.start()

    for message in client.iter_messages(channel):
        link_to_post = channel + f'/{str(message.id)}'
        msg_text = delete_forbidden_chars(str(message.text))

        print(message.id, link_to_post, msg_text, sep='\n')
        print()
        print()
        print()
        
        '''
        logging.info('-' * 30)
        logging.info(message.id)
        logging.info(link_to_post)
        logging.info(msg_text)
        logging.info('\n')
        logging.info('\n')
        logging.info('\n')
        '''