问如何获得所有注册到BotFather的机器人的列表？

EN

from telethon import TelegramClient, events

API_ID = ...
API_HASH = "..."

client = TelegramClient('session', api_id=API_ID, api_hash=API_HASH)

bots_list = []

@client.on(events.MessageEdited(chats="botfather"))
@client.on(events.NewMessage(chats="botfather"))
async def message_handler(event):
    if 'Choose a bot from the list below:' in event.message.message:
        last_page = True
        for row in event.buttons:
            for button in row:
                if button.text == '»':
                    last_page = False
                    await button.click()
                elif button.text != '«':
                    bots_list.append(button.text)

        if last_page:
            print(bots_list)
            await client.disconnect()
            exit(0)

async def main():
    await client.send_message('botfather', '/mybots')

with client:
    client.loop.run_until_complete(main())
    client.run_until_disconnected()

['@xxxxxBot', '@xxxxxBot', … ]