async def _into_id_set(client, chats):
    """Helper util to turn the input chat or chats into a set of IDs."""
    if chats is None:
        return None

    if not utils.is_list_like(chats):
        chats = (chats,)

    result = set()
    for chat in chats:
        if isinstance(chat, int):
            if chat < 0:
                result.add(chat)  # Explicitly marked IDs are negative
            else:
                result.update({  # Support all valid types of peers
                    utils.get_peer_id(types.PeerUser(chat)),
                    utils.get_peer_id(types.PeerChat(chat)),
                    utils.get_peer_id(types.PeerChannel(chat)),
                })
        elif isinstance(chat, TLObject) and chat.SUBCLASS_OF_ID == 0x2d45687:
            # 0x2d45687 == crc32(b'Peer')
            result.add(utils.get_peer_id(chat))
        else:
            chat = await client.get_input_entity(chat)
            if isinstance(chat, types.InputPeerSelf):
                chat = await client.get_me(input_peer=True)
            result.add(utils.get_peer_id(chat))

    return result
async def _into_id_set ( client , chats ) : if chats is None : return None if not utils . is_list_like ( chats ) : chats = ( chats , ) result = set ( ) for chat in chats : if isinstance ( chat , int ) : if chat < 0 : result . add ( chat ) else : result . update ( { utils . get_peer_id ( types . PeerUser ( chat ) ) , utils . get_peer_id ( types . PeerChat ( chat ) ) , utils . get_peer_id ( types . PeerChannel ( chat ) ) , } ) elif isinstance ( chat , TLObject ) and chat . SUBCLASS_OF_ID == 0x2d45687 : result . add ( utils . get_peer_id ( chat ) ) else : chat = await client . get_input_entity ( chat ) if isinstance ( chat , types . InputPeerSelf ) : chat = await client . get_me ( input_peer = True ) result . add ( utils . get_peer_id ( chat ) ) return result
Helper util to turn the input chat or chats into a set of IDs.