code: def sense(self):
          
          situation = self.wrapped.sense()
  
          self.logger.debug('Situation: %s', situation)
  
          return situation
docs: Return a situation, encoded as a bit string, which represents
          the observable state of the environment.
  
          Usage:
              situation = scenario.sense()
              assert isinstance(situation, BitString)
  
          Arguments: None
          Return:
              The current situation.