code: def __init__(
      self, n_objectives: int, alpha: float, n_segments: int
  ) -> None:
      super().__init__(n_objectives)
      self._alpha = alpha
      self._n_segments = n_segments
  
imports: import abc
  import numpy
label_desc: Use image node_id 1 to create a new MixedConvexOrConcaveShapeFunction object from inherited base classes: BaseShapeFunction with example: obj = MixedConvexOrConcaveShapeFunction(n_objectives, alpha, n_segments)