docs: def set_up(self, test_args=(), clear=True, debug=False):
          """
          Sets properties right before calling run.
  
            ``test_args`` The arguments to pass to the test runner.
            ``clear``     Boolean. Set to True if we should clear console before
                          running the tests.
            ``debug``     Boolean. Set to True if we want to print debugging
                          information.
          """
          self.test_args = test_args
          self.debug, self.clear = debug, clear