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Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/lib/python2.7/dist-packages/twisted/_threads/ |
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# -*- test-case-name: twisted._threads.test.test_convenience -*-
# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
"""
Common functionality used within the implementation of various workers.
"""
from __future__ import absolute_import, division, print_function
from ._ithreads import AlreadyQuit
class Quit(object):
"""
A flag representing whether a worker has been quit.
@ivar isSet: Whether this flag is set.
@type isSet: L{bool}
"""
def __init__(self):
"""
Create a L{Quit} un-set.
"""
self.isSet = False
def set(self):
"""
Set the flag if it has not been set.
@raise AlreadyQuit: If it has been set.
"""
self.check()
self.isSet = True
def check(self):
"""
Check if the flag has been set.
@raise AlreadyQuit: If it has been set.
"""
if self.isSet:
raise AlreadyQuit()