Telethon/telethon/__init__.py

# Note: the import order matters
from ._misc import helpers  # no dependencies
from . import _tl  # no dependencies
from ._misc import utils  # depends on helpers and _tl
from ._misc import hints  # depends on types/custom

from ._client.telegramclient import TelegramClient
from ._network import connection
from ._tl.custom import Button
from . import version, events, utils, errors

__version__ = version.__version__

__all__ = [
    'TelegramClient', 'Button',
    'types', 'functions', 'custom', 'errors',
    'events', 'utils', 'connection'
]