Get all the URLs from a top (pinned) chat (channel) in Telegram

telegram-chat-links.py

from telethon.sync import TelegramClient
from telethon.tl.types import MessageMediaWebPage

# Can be optained at https://my.telegram.org/apps
api_id = <int value>
api_hash = <str value>

session_name = 'telegram_session'

def main():
    """
    Get all the URLs from the top-most chat in your account's chat list. In my case it was the 1st pinned channel.
    """
    with TelegramClient(session_name, api_id, api_hash) as client:
        client.start()
        chat = next(client.iter_dialogs(limit=1))
        for message in client.iter_messages(chat, reverse=True):
            if message.media is not None and isinstance(message.media, MessageMediaWebPage):
                if message.media.webpage is not None:
                    print(message.media.webpage.url)


if __name__ == '__main__':
    main()