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Copy pathsync.py
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131 lines (104 loc) · 4.1 KB
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# Pyrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017-present 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 asyncio
import functools
import inspect
import threading
from pyrogram import types
from pyrogram.methods import Methods
from pyrogram.methods.utilities import idle as idle_module, compose as compose_module
def _ensure_event_loop():
"""
Python 3.14 no longer creates an implicit event loop for the main thread.
Reproduce the old behaviour by instantiating and setting one on-demand.
"""
try:
return asyncio.get_running_loop()
except RuntimeError:
pass
try:
return asyncio.get_event_loop()
except RuntimeError:
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
return loop
def async_to_sync(obj, name):
function = getattr(obj, name)
main_loop = _ensure_event_loop()
def async_to_sync_gen(agen, loop, is_main_thread):
async def anext(agen):
try:
return await agen.__anext__(), False
except StopAsyncIteration:
return None, True
while True:
if is_main_thread:
item, done = loop.run_until_complete(anext(agen))
else:
item, done = asyncio.run_coroutine_threadsafe(anext(agen), loop).result()
if done:
break
yield item
@functools.wraps(function)
def async_to_sync_wrap(*args, **kwargs):
coroutine = function(*args, **kwargs)
try:
loop = asyncio.get_event_loop()
except RuntimeError:
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
if threading.current_thread() is threading.main_thread() or not main_loop.is_running():
if loop.is_running():
return coroutine
else:
if inspect.iscoroutine(coroutine):
return loop.run_until_complete(coroutine)
if inspect.isasyncgen(coroutine):
return async_to_sync_gen(coroutine, loop, True)
else:
if inspect.iscoroutine(coroutine):
if loop.is_running():
async def coro_wrapper():
return await asyncio.wrap_future(asyncio.run_coroutine_threadsafe(coroutine, main_loop))
return coro_wrapper()
else:
return asyncio.run_coroutine_threadsafe(coroutine, main_loop).result()
if inspect.isasyncgen(coroutine):
if loop.is_running():
return coroutine
else:
return async_to_sync_gen(coroutine, main_loop, False)
setattr(obj, name, async_to_sync_wrap)
def wrap(source):
for name in dir(source):
method = getattr(source, name)
if not name.startswith("_"):
if inspect.iscoroutinefunction(method) or inspect.isasyncgenfunction(method):
async_to_sync(source, name)
# Wrap all Client's relevant methods
wrap(Methods)
# Wrap types' bound methods
for class_name in dir(types):
cls = getattr(types, class_name)
if inspect.isclass(cls):
wrap(cls)
# Special case for idle and compose, because they are not inside Methods
async_to_sync(idle_module, "idle")
idle = getattr(idle_module, "idle")
async_to_sync(compose_module, "compose")
compose = getattr(compose_module, "compose")