docs: def execute(self):
          """Execute the test batch
          """
  
          self.browser_config = BrowserConfig(
              runner=self,
              browser_id=BROME_CONFIG['runner_args']['localhost_runner'],
              browsers_config=BROME_CONFIG['browsers_config']
          )
  
          try:
              self.run()
          except KeyboardInterrupt:
              self.info_log("Test batch interrupted")
  
          except:
              tb = traceback.format_exc()
              self.error_log("Exception in run of the grid runner: %s" % str(tb))
              raise
          finally:
              self.terminate()