我们从Python开源项目中，提取了以下10个代码示例，用于说明如何使用threading._limbo()。
def __bootstrap(self): try: self._set_ident() self._Thread__started.set() threading._active_limbo_lock.acquire() threading._active[self._Thread__ident] = self del threading._limbo[self] threading._active_limbo_lock.release() if threading._trace_hook: sys.settrace(threading._trace_hook) if threading._profile_hook: sys.setprofile(threading._profile_hook) try: self.run() finally: self._Thread__exc_clear() finally: with threading._active_limbo_lock: self._Thread__stop() try: del threading._active[threading._get_ident()] except: pass
def test_limbo_cleanup(self): # Issue 7481: Failure to start thread should cleanup the limbo map. def fail_new_thread(*args): raise threading.ThreadError() _start_new_thread = threading._start_new_thread threading._start_new_thread = fail_new_thread try: t = threading.Thread(target=lambda: None) self.assertRaises(threading.ThreadError, t.start) self.assertFalse( t in threading._limbo, "Failed to cleanup _limbo map on failure of Thread.start().") finally: threading._start_new_thread = _start_new_thread
def test_limbo_cleanup(self): # Issue 7481: Failure to start thread should cleanup the limbo map. def fail_new_thread(*args): raise thread.error() _start_new_thread = threading._start_new_thread threading._start_new_thread = fail_new_thread try: t = threading.Thread(target=lambda: None) self.assertRaises(thread.error, t.start) self.assertFalse( t in threading._limbo, "Failed to cleanup _limbo map on failure of Thread.start().") finally: threading._start_new_thread = _start_new_thread
def start(self): """Starts this background thread.""" if not self._Thread__initialized: raise RuntimeError('thread.__init__() not called') if self._Thread__started.is_set(): raise RuntimeError('threads can only be started once') with threading._active_limbo_lock: threading._limbo[self] = self try: start_new_background_thread(self.__bootstrap, ()) except Exception: with threading._active_limbo_lock: del threading._limbo[self] raise self._Thread__started.wait()
