test_watcher.py 文件源码

def setUp(self):
        self.lc = LogCapture()
        self.lc.setLevel(logging.DEBUG)
        self.lc.addFilter(test_common.MyLogCaptureFilter())

        self.additional_setup()

        self.addCleanup(self.cleanup)

        self.old_handle_spec = vpc.handle_spec

        # Monkey patch the handle_spec function, which is called by the
        # watcher. The handle_spec function is defined in the VPC module.
        # However, it was directly imported by the watcher module, so it's now
        # a copy in the watcher module namespace. Thus, the patch has to be
        # done actually in the watcher module. For safety, we'll do it in both
        # the vpc and watcher module.
        def new_handle_spec(*args, **kwargs):
            pass
        watcher.handle_spec = vpc.handle_spec = new_handle_spec