code: def set_parameters(self):
          
          for key in (ADMITTED_STR_PARAMETERS + ADMITTED_FLOAT_PARAMETERS +
                      ADMITTED_SET_PARAMETERS):
              try:
                  val = getattr(self.gmpe, key)
              except AttributeError:
                  pass
              else:
                  setattr(self, key, val)
docs: Combines the parameters of the GMPE provided at the construction level
          with the ones originally assigned to the backbone modified GMPE.