/usr/lib/python2.7/dist-packages/futurist/_green.py is in python-futurist 1.6.0-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 | # -*- coding: utf-8 -*-
# Copyright (C) 2015 Yahoo! Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import sys
from futurist import _utils
try:
from eventlet import greenpool
from eventlet import patcher as greenpatcher
from eventlet import queue as greenqueue
from eventlet.green import threading as greenthreading
except ImportError:
greenpatcher, greenpool, greenqueue, greenthreading = (None, None,
None, None)
if _utils.EVENTLET_AVAILABLE:
# Aliases that we use and only expose vs the whole of eventlet...
Pool = greenpool.GreenPool
Queue = greenqueue.Queue
is_monkey_patched = greenpatcher.is_monkey_patched
class GreenThreading(object):
@staticmethod
def event_object(*args, **kwargs):
return greenthreading.Event(*args, **kwargs)
@staticmethod
def lock_object(*args, **kwargs):
return greenthreading.Lock(*args, **kwargs)
@staticmethod
def rlock_object(*args, **kwargs):
return greenthreading.RLock(*args, **kwargs)
@staticmethod
def condition_object(*args, **kwargs):
return greenthreading.Condition(*args, **kwargs)
threading = GreenThreading()
else:
threading = None
Pool = None
Queue = None
is_monkey_patched = lambda mod: False
class GreenWorker(object):
def __init__(self, work, work_queue):
self.work = work
self.work_queue = work_queue
def __call__(self):
# Run our main piece of work.
try:
self.work.run()
except SystemExit as e:
exc_info = sys.exc_info()
try:
while True:
try:
w = self.work_queue.get_nowait()
except greenqueue.Empty:
break
try:
w.fail(exc_info)
finally:
self.work_queue.task_done()
finally:
del exc_info
raise e
# Consume any delayed work before finishing (this is how we finish
# work that was to big for the pool size, but needs to be finished
# no matter).
while True:
try:
w = self.work_queue.get_nowait()
except greenqueue.Empty:
break
else:
try:
w.run()
finally:
self.work_queue.task_done()
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