def _printSummary(self):
        """
        Print out a one-line summary of the form:
        '%(runtime) %(number_of_tests) %(number_of_tests) %(num_errors)
        %(num_failures) %(num_skips)'
        """
        numTests = self.testsRun
        if self._startTime is not None:
            timing = self._getTime() - self._startTime
        else:
            timing = 0
        t = (timing, numTests, numTests,
             len(self.errors), len(self.failures), len(self.skips))
        self._writeln(' '.join(map(str, t)))

        Print out a one-line summary of the form:
        '%(runtime) %(number_of_tests) %(number_of_tests) %(num_errors)
        %(num_failures) %(num_skips)'
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/trial/reporter.py