test_sys.py 文件源码

def test_current_frames(self):
        have_threads = True
        try:
            import _thread
        except ImportError:
            have_threads = False

        if have_threads:
            self.current_frames_with_threads()
        else:
            self.current_frames_without_threads()

    # Test sys._current_frames() in a WITH_THREADS build.