docs: def tear_down(self):
          """Tear down the instance
          """
          import boto.ec2
  
          if not self.browser_config.get('terminate'):
              self.warning_log("Skipping terminate")
              return
  
          self.info_log("Tearing down...")
  
          ec2 = boto.ec2.connect_to_region(self.browser_config.get("region"))
          ec2.terminate_instances(instance_ids=[self.instance_id])