Python Process.currentstart方法代码示例

# 需要导入模块: from multiprocessing import Process [as 别名]
# 或者: from multiprocessing.Process import currentstart [as 别名]
 def startProcess(self, iworker, testQueue, resultQueue, shouldStop, result):
     currentaddr = Value("c", bytes_(""))
     currentstart = Value("d", time.time())
     keyboardCaught = Event()
     p = Process(
         target=runner,
         args=(
             iworker,
             testQueue,
             resultQueue,
             currentaddr,
             currentstart,
             keyboardCaught,
             shouldStop,
             self.loaderClass,
             result.__class__,
             pickle.dumps(self.config),
         ),
     )
     p.currentaddr = currentaddr
     p.currentstart = currentstart
     p.keyboardCaught = keyboardCaught
     old = signal.signal(signal.SIGILL, signalhandler)
     p.start()
     signal.signal(signal.SIGILL, old)
     return p

# 需要导入模块: from multiprocessing import Process [as 别名]
# 或者: from multiprocessing.Process import currentstart [as 别名]
    def run(self, test):
        """
        Execute the test (which may be a test suite). If the test is a suite,
        distribute it out among as many processes as have been configured, at
        as fine a level as is possible given the context fixtures defined in
        the suite or any sub-suites.

        """
        log.debug("%s.run(%s) (%s)", self, test, os.getpid())
        wrapper = self.config.plugins.prepareTest(test)
        if wrapper is not None:
            test = wrapper

        # plugins can decorate or capture the output stream
        wrapped = self.config.plugins.setOutputStream(self.stream)
        if wrapped is not None:
            self.stream = wrapped

        testQueue = Queue()
        resultQueue = Queue()
        tasks = []
        completed = []
        workers = []
        to_teardown = []
        shouldStop = Event()

        result = self._makeResult()
        start = time.time()

        # dispatch and collect results
        # put indexes only on queue because tests aren't picklable
        for case in self.nextBatch(test):
            log.debug("Next batch %s (%s)", case, type(case))
            if (isinstance(case, nose.case.Test) and
                isinstance(case.test, failure.Failure)):
                log.debug("Case is a Failure")
                case(result) # run here to capture the failure
                continue
            # handle shared fixtures
            if isinstance(case, ContextSuite) and case.context is failure.Failure:
                log.debug("Case is a Failure")
                case(result) # run here to capture the failure
                continue
            elif isinstance(case, ContextSuite) and self.sharedFixtures(case):
                log.debug("%s has shared fixtures", case)
                try:
                    case.setUp()
                except (KeyboardInterrupt, SystemExit):
                    raise
                except:
                    log.debug("%s setup failed", sys.exc_info())
                    result.addError(case, sys.exc_info())
                else:
                    to_teardown.append(case)
                    for _t in case:
                        test_addr = self.addtask(testQueue,tasks,_t)
                        log.debug("Queued shared-fixture test %s (%s) to %s",
                                  len(tasks), test_addr, testQueue)

            else:
                test_addr = self.addtask(testQueue,tasks,case)
                log.debug("Queued test %s (%s) to %s",
                          len(tasks), test_addr, testQueue)

        log.debug("Starting %s workers", self.config.multiprocess_workers)
        for i in range(self.config.multiprocess_workers):
            currentaddr = Value('c',bytes_(''))
            currentstart = Value('d',0.0)
            keyboardCaught = Event()
            p = Process(target=runner, args=(i, testQueue, resultQueue,
                                             currentaddr, currentstart,
                                             keyboardCaught, shouldStop,
                                             self.loaderClass,
                                             result.__class__,
                                             pickle.dumps(self.config)))
            p.currentaddr = currentaddr
            p.currentstart = currentstart
            p.keyboardCaught = keyboardCaught
            # p.setDaemon(True)
            p.start()
            workers.append(p)
            log.debug("Started worker process %s", i+1)

        total_tasks = len(tasks)
        # need to keep track of the next time to check for timeouts in case
        # more than one process times out at the same time.
        nexttimeout=self.config.multiprocess_timeout
        while tasks:
            log.debug("Waiting for results (%s/%s tasks), next timeout=%.3fs",
                      len(completed), total_tasks,nexttimeout)
            try:
                iworker, addr, newtask_addrs, batch_result = resultQueue.get(
                                                        timeout=nexttimeout)
                log.debug('Results received for worker %d, %s, new tasks: %d',
                          iworker,addr,len(newtask_addrs))
                try:
                    try:
                        tasks.remove(addr)
                    except ValueError:
                        log.warn('worker %s failed to remove from tasks: %s',
#.........这里部分代码省略.........