Method find_spec

Lib/test/test_importlib/test_threaded_import.py:73–82

(self, name, path=None, target=None)

        self.lock = threading.Lock()

    def find_spec(self, name, path=None, target=None):
        # Simulate some thread-unsafe behaviour. If calls to find_spec()
        # are properly serialized, `x` will end up the same as `numcalls`.
        # Otherwise not.
        assert imp.lock_held()
        with self.lock:
            self.numcalls += 1
        x = self.x
        time.sleep(0.01)
        self.x = x + 1

class FlushingFinder:
    """A dummy finder which flushes sys.path_importer_cache when it gets