def Shutdown(self):
    self._should_exit = True
    self._event.set()
L{build_scripts_twisted} renames scripts so they end with '.py' on
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/taskqueue/taskqueue_stub.py/_BackgroundTaskScheduler.Shutdown--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/python/test/test_dist.py/BuildScriptsTests.test_windows