@constants.setter
    def constants(self, new_constants):
        try:
            if new_constants is not None and self.system is not None:
                msg = ('The system attribute has already been set, so the '
                       'constants cannot be set. Set Scene.system = None to '
                       'allow a constants array to be added.')
                raise ValueError(msg)
        except __HOLE__:
            pass
        self._constants = new_constants
dataset/ETHPy150Open pydy/pydy/pydy/viz/scene.py/Scene.constants