69 lines
2.2 KiB
Python
69 lines
2.2 KiB
Python
# Pyrogram - Telegram MTProto API Client Library for Python
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# Copyright (C) 2017-2020 Dan <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 DeleteChatPhoto(BaseClient):
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async def delete_chat_photo(
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self,
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chat_id: Union[int, str]
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) -> bool:
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"""Delete a chat photo.
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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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Returns:
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``bool``: True on success.
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Raises:
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ValueError: if a chat_id belongs to user.
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Example:
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.. code-block:: python
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app.delete_chat_photo(chat_id)
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"""
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peer = await self.resolve_peer(chat_id)
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if isinstance(peer, types.InputPeerChat):
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await self.send(
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functions.messages.EditChatPhoto(
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chat_id=peer.chat_id,
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photo=types.InputChatPhotoEmpty()
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)
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)
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elif isinstance(peer, types.InputPeerChannel):
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await self.send(
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functions.channels.EditPhoto(
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channel=peer,
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photo=types.InputChatPhotoEmpty()
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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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