code: def __call__(self, m: int, x: np.ndarray) -> float:
      assert 1 <= m <= self.n_objectives
      assert x.shape == (self.n_objectives - 1,)
      return self._call(m, x)
  
imports: import abc
  import numpy
label_desc: Use image node_id 2 for calling the BaseShapeFunction obj's underlying member method code with example usage: obj.__call__(m, x) and returns: self