def get_future_loop(fut: asyncio.Future) -> asyncio.AbstractEventLoop:
try:
# Future.get_loop() was added in Python 3.7.
return fut.get_loop()
except AttributeError:
# Access private '_loop' attribute in asyncio.Future implementation as fallback.
return fut._loop
def get_loop(future: asyncio.Future) -> asyncio.AbstractEventLoop:
if sys.version_info >= (3, 7):
return future.get_loop()
else:
return future._loop
def _set_future_exception(future: asyncio.Future, exc: BaseException) -> None:
future.get_loop().call_soon_threadsafe(future.set_exception, exc)
def setter(f: asyncio.Future):
sleep(1)
f.get_loop().call_soon_threadsafe(partial(f.set_result, None))
print("Setting done")
def _set_future_result(future: asyncio.Future, result: Any) -> None:
future.get_loop().call_soon_threadsafe(future.set_result, result)
