def sense(self):
situation = self.wrapped.sense()<EOL>self.logger.debug('<STR_LIT>', situation)<EOL>return situation<EOL>
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.