示例#1
0
def _exit_function(info=info, debug=debug, _run_finalizers=_run_finalizers,
                   active_children=active_children,
                   current_process=current_process):
    # NB: we hold on to references to functions in the arglist due to the
    # situation described below, where this function is called after this
    # module's globals are destroyed.

    global _exiting

    info('process shutting down')
    debug('running all "atexit" finalizers with priority >= 0')
    _run_finalizers(0)

    if current_process() is not None:
        # NB: we check if the current process is None here because if
        # it's None, any call to ``active_children()`` will throw an
        # AttributeError (active_children winds up trying to get
        # attributes from util._current_process).  This happens in a
        # variety of shutdown circumstances that are not well-understood
        # because module-scope variables are not apparently supposed to
        # be destroyed until after this function is called.  However,
        # they are indeed destroyed before this function is called.  See
        # issues 9775 and 15881.  Also related: 4106, 9205, and 9207.

        for p in active_children():
            if p._daemonic:
                info('calling terminate() for daemon %s', p.name)
                p._popen.terminate()

        for p in active_children():
            info('calling join() for process %s', p.name)
            p.join()

    debug('running the remaining "atexit" finalizers')
    _run_finalizers()
示例#2
0
def _exit_function(info=info, debug=debug, _run_finalizers=_run_finalizers,
                   active_children=active_children,
                   current_process=current_process):
    # NB: we hold on to references to functions in the arglist due to the
    # situation described below, where this function is called after this
    # module's globals are destroyed.

    global _exiting

    info('process shutting down')
    debug('running all "atexit" finalizers with priority >= 0')
    _run_finalizers(0)

    if current_process() is not None:
        # NB: we check if the current process is None here because if
        # it's None, any call to ``active_children()`` will throw an
        # AttributeError (active_children winds up trying to get
        # attributes from util._current_process).  This happens in a
        # variety of shutdown circumstances that are not well-understood
        # because module-scope variables are not apparently supposed to
        # be destroyed until after this function is called.  However,
        # they are indeed destroyed before this function is called.  See
        # issues 9775 and 15881.  Also related: 4106, 9205, and 9207.

        for p in active_children():
            if p._daemonic:
                info('calling terminate() for daemon %s', p.name)
                p._popen.terminate()

        for p in active_children():
            info('calling join() for process %s', p.name)
            p.join()

    debug('running the remaining "atexit" finalizers')
    _run_finalizers()
示例#3
0
def _exit_function():
    global _exiting

    info('process shutting down')
    debug('running all "atexit" finalizers with priority >= 0')
    _run_finalizers(0)

    for p in active_children():
        if p._daemonic:
            info('calling terminate() for daemon %s', p.name)
            p._popen.terminate()

    for p in active_children():
        info('calling join() for process %s', p.name)
        p.join()

    debug('running the remaining "atexit" finalizers')
    _run_finalizers()
示例#4
0
def _exit_function():
    global _exiting

    info('process shutting down')
    debug('running all "atexit" finalizers with priority >= 0')
    _run_finalizers(0)

    for p in active_children():
        if p._daemonic:
            info('calling terminate() for daemon %s', p.name)
            p._popen.terminate()

    for p in active_children():
        info('calling join() for process %s', p.name)
        p.join()

    debug('running the remaining "atexit" finalizers')
    _run_finalizers()
示例#5
0
def _exit_function(info=info,
                   debug=debug,
                   _run_finalizers=_run_finalizers,
                   active_children=active_children,
                   current_process=current_process):
    # We hold on to references to functions in the arglist due to the
    # situation described below, where this function is called after this
    # module's globals are destroyed.

    global _exiting

    if not _exiting:
        _exiting = True

        info('process shutting down')
        debug('running all "atexit" finalizers with priority >= 0')
        _run_finalizers(0)

        if current_process() is not None:
            # We check if the current process is None here because if
            # it's None, any call to ``active_children()`` will raise
            # an AttributeError (active_children winds up trying to
            # get attributes from util._current_process).  One
            # situation where this can happen is if someone has
            # manipulated sys.modules, causing this module to be
            # garbage collected.  The destructor for the module type
            # then replaces all values in the module dict with None.
            # For instance, after setuptools runs a test it replaces
            # sys.modules with a copy created earlier.  See issues
            # #9775 and #15881.  Also related: #4106, #9205, and
            # #9207.

            for p in active_children():
                if p._daemonic:
                    info('calling terminate() for daemon %s', p.name)
                    p._popen.terminate()

            for p in active_children():
                info('calling join() for process %s', p.name)
                p.join()

        debug('running the remaining "atexit" finalizers')
        _run_finalizers()
示例#6
0
def _exit_function(info=info, debug=debug, _run_finalizers=_run_finalizers,
                   active_children=active_children,
                   current_process=current_process):
    # We hold on to references to functions in the arglist due to the
    # situation described below, where this function is called after this
    # module's globals are destroyed.

    global _exiting

    if not _exiting:
        _exiting = True

        info('process shutting down')
        debug('running all "atexit" finalizers with priority >= 0')
        _run_finalizers(0)

        if current_process() is not None:
            # We check if the current process is None here because if
            # it's None, any call to ``active_children()`` will raise
            # an AttributeError (active_children winds up trying to
            # get attributes from util._current_process).  One
            # situation where this can happen is if someone has
            # manipulated sys.modules, causing this module to be
            # garbage collected.  The destructor for the module type
            # then replaces all values in the module dict with None.
            # For instance, after setuptools runs a test it replaces
            # sys.modules with a copy created earlier.  See issues
            # #9775 and #15881.  Also related: #4106, #9205, and
            # #9207.

            for p in active_children():
                if p._daemonic:
                    info('calling terminate() for daemon %s', p.name)
                    p._popen.terminate()

            for p in active_children():
                info('calling join() for process %s', p.name)
                p.join()

        debug('running the remaining "atexit" finalizers')
        _run_finalizers()