76 lines
2.5 KiB
Python
76 lines
2.5 KiB
Python
###############################################################################
|
|
#
|
|
# The MIT License (MIT)
|
|
#
|
|
# Copyright (c) Crossbar.io Technologies GmbH
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
# of this software and associated documentation files (the "Software"), to deal
|
|
# in the Software without restriction, including without limitation the rights
|
|
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
# copies of the Software, and to permit persons to whom the Software is
|
|
# furnished to do so, subject to the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included in
|
|
# all copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
# THE SOFTWARE.
|
|
#
|
|
###############################################################################
|
|
|
|
|
|
def run_once():
|
|
'''
|
|
A helper that takes one trip through the event-loop to process any
|
|
pending Futures. This is a no-op for Twisted, because you don't
|
|
need to use the event-loop to get callbacks to happen in Twisted.
|
|
'''
|
|
|
|
import txaio
|
|
if txaio.using_twisted:
|
|
return
|
|
|
|
try:
|
|
import asyncio
|
|
from asyncio.test_utils import run_once as _run_once
|
|
return _run_once(asyncio.get_event_loop())
|
|
|
|
except ImportError:
|
|
import trollius as asyncio
|
|
# let any trollius import error out; if we're not using
|
|
# twisted, and have no asyncio *and* no trollius, that's a
|
|
# problem.
|
|
|
|
# copied from asyncio.testutils because trollius has no
|
|
# testutils"
|
|
|
|
# just like modern asyncio.testutils.run_once does it...
|
|
loop = asyncio.get_event_loop()
|
|
loop.stop()
|
|
loop.run_forever()
|
|
asyncio.gather(*asyncio.Task.all_tasks())
|
|
|
|
|
|
def await(future):
|
|
'''
|
|
Essentially just a way to call "run_until_complete" that becomes a
|
|
no-op if we're using Twisted.
|
|
'''
|
|
|
|
import txaio
|
|
if txaio.using_twisted:
|
|
return
|
|
|
|
try:
|
|
import asyncio
|
|
except ImportError:
|
|
import trollius as asyncio
|
|
|
|
asyncio.get_event_loop().run_until_complete(future)
|