def run(self, test):
        """
        Run the test or suite and return a result object.
        """
        test = unittest.decorate(test, ITestCase)
        return self._runWithoutDecoration(test, self._forceGarbageCollection)

        Run the test or suite and return a result object.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/trial/runner.py