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seq_no.py
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34 lines (28 loc) · 1.22 KB
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# Pyrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017-2019 Dan Tès <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 threading import Lock
class SeqNo:
def __init__(self):
self.content_related_messages_sent = 0
self.lock = Lock()
def __call__(self, is_content_related: bool) -> int:
with self.lock:
seq_no = (self.content_related_messages_sent * 2) + (1 if is_content_related else 0)
if is_content_related:
self.content_related_messages_sent += 1
return seq_no