MTPyroger/pyrogram/methods/chats/set_chat_description.py
2022-01-07 10:23:45 +01:00

65 lines
2.1 KiB
Python

# Pyrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017-present Dan <https://github.com/delivrance>
#
# This file is part of Pyrogram.
#
# Pyrogram is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Pyrogram is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Pyrogram. If not, see <http://www.gnu.org/licenses/>.
from typing import Union
from pyrogram import raw
from pyrogram.scaffold import Scaffold
class SetChatDescription(Scaffold):
async def set_chat_description(
self,
chat_id: Union[int, str],
description: str
) -> bool:
"""Change the description of a supergroup or a channel.
You must be an administrator in the chat for this to work and must have the appropriate admin rights.
Parameters:
chat_id (``int`` | ``str``):
Unique identifier (int) or username (str) of the target chat.
description (``str``):
New chat description, 0-255 characters.
Returns:
``bool``: True on success.
Raises:
ValueError: if a chat_id doesn't belong to a supergroup or a channel.
Example:
.. code-block:: python
app.set_chat_description(chat_id, "New Description")
"""
peer = await self.resolve_peer(chat_id)
if isinstance(peer, (raw.types.InputPeerChannel, raw.types.InputPeerChat)):
await self.send(
raw.functions.messages.EditChatAbout(
peer=peer,
about=description
)
)
else:
raise ValueError(f'The chat_id "{chat_id}" belongs to a user')
return True