MTPyroger/pyrogram/methods/utilities/start.py

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# Pyrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017-2020 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/>.
import logging
from pyrogram import raw
from pyrogram.scaffold import Scaffold
log = logging.getLogger(__name__)
class Start(Scaffold):
async def start(self):
"""Start the client.
This method connects the client to Telegram and, in case of new sessions, automatically manages the full
authorization process using an interactive prompt.
Returns:
:obj:`~pyrogram.Client`: The started client itself.
Raises:
ConnectionError: In case you try to start an already started client.
Example:
.. code-block:: python
:emphasize-lines: 4
from pyrogram import Client
app = Client("my_account")
app.start()
... # Call API methods
app.stop()
"""
is_authorized = await self.connect()
try:
if not is_authorized:
await self.authorize()
if not await self.storage.is_bot() and self.takeout:
self.takeout_id = (await self.send(raw.functions.account.InitTakeoutSession())).id
log.warning(f"Takeout session {self.takeout_id} initiated")
await self.send(raw.functions.updates.GetState())
except (Exception, KeyboardInterrupt):
await self.disconnect()
raise
else:
await self.initialize()
return self