Backup Group Butler's chat settings

credentials.py

api_id = 111337  # my.telegram.org
api_hash = 'blblbla12317823123789127809'
phone_number = '+79991488228'

gbbackup.py

from telethon import TelegramClient
import sys
import time
from telethon.tl.functions.channels import DeleteMessagesRequest
from telethon.tl.functions.messages import SendMessageRequest
from telethon.tl.types import MessageEntityItalic
from telethon.utils import get_input_peer
from credentials import api_id, api_hash, phone_number

try:
    client = TelegramClient('gbbackup', api_id, api_hash)  # feel free to edit %sessionname% as you want
    client.connect()  # logining and connecting to Telegram servers
except:
    sys.exit("Cant't connect, check connection parameters!")

if not client.is_user_authorized():  # authorization (if there is no .session file created before)
    client.send_code_request(phone_number)
    client.sign_in(phone_number, input('Enter the code: '))

dialogs, entities = client.get_dialogs(25)
gbb = 261244309
text = 'Автобэкап выполнен'


def is_mobi_hw(chat):
    if 'title' in dir(chat) and 'username' in dir(chat) and (
                    chat.username == 'ru2chmobi' or chat.username == 'ru2chhw'):
        return True
    else:
        return False


for i in range(len(entities)):
    if is_mobi_hw(entities[i]):
        client.send_message(entities[i], '!snap')

time.sleep(1)

for i in range(len(entities)):
    if is_mobi_hw(entities[i]):
        for message in client.get_message_history(entities[i], limit=5)[1]:
            if 'message' in dir(message):
                if (message.from_id == gbb and message.message == 'Sent in private') \
                        or message.message == '!snap':
                    client.invoke(DeleteMessagesRequest(entities[i], [message.id]))
        client.invoke(SendMessageRequest(
            peer=get_input_peer(entities[i]),
            message=text,
            entities=[MessageEntityItalic(0, len(text))],
            no_webpage=True))