65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
# Pyrogram - Telegram MTProto API Client Library for Python
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# Copyright (C) 2017-2019 Dan Tès <https://github.com/delivrance>
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#
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# This file is part of Pyrogram.
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#
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# Pyrogram is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Pyrogram is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with Pyrogram. If not, see <http://www.gnu.org/licenses/>.
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from typing import Union
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from pyrogram.api import functions, types
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from ...ext import BaseClient
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class SetChatDescription(BaseClient):
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async def set_chat_description(
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self,
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chat_id: Union[int, str],
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description: str
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) -> bool:
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"""Change the description of a supergroup or a channel.
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You must be an administrator in the chat for this to work and must have the appropriate admin rights.
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Parameters:
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chat_id (``int`` | ``str``):
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Unique identifier (int) or username (str) of the target chat.
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description (``str``):
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New chat description, 0-255 characters.
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Returns:
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``bool``: True on success.
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Raises:
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ValueError: if a chat_id doesn't belong to a supergroup or a channel.
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Example:
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.. code-block:: python
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app.set_chat_description(chat_id, "New Description")
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"""
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peer = await self.resolve_peer(chat_id)
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if isinstance(peer, (types.InputPeerChannel, types.InputPeerChat)):
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await self.send(
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functions.messages.EditChatAbout(
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peer=peer,
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about=description
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)
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)
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else:
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raise ValueError("The chat_id \"{}\" belongs to a user".format(chat_id))
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return True
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