code: def inverse(self):
          
          return OperatorComp(self.right.inverse, self.left.inverse,
                              self.__tmp)
docs: Inverse of this operator.
  
          The inverse of the operator composition is the composition of
          the inverses in reverse order:
  
              ``OperatorComp(left, right).inverse ==``
              ``OperatorComp(right.inverse, left.inverse)``