code: def _get_value(self):
          
  
          # This is going to be true (possibly) only for derived classes. It is here to make the code cleaner
          # and also to avoid infinite recursion
  
          if self._aux_variable:
  
              return self._aux_variable['law'](self._aux_variable['variable'].value)
  
          if self._transformation is None:
  
              return self._internal_value
  
          else:
  
              # A transformation is set. Transform back from internal value to true value
              #
              # print("Interval value is %s" % self._internal_value)
              # print("Returning %s" % self._transformation.backward(self._internal_value))
  
              return self._transformation.backward(self._internal_value)
docs: Return current parameter value