code: def distances(fixed_x, fixed_y, x_vec, y_vec):
      """
  
      :param fixed_x: float
      :param fixed_y: float
      :param x_vec: np.array[float]
      :param y_vec: np.array[float]
      :return: np.array[float]
      """
      raise NotImplementedError()
  
label_desc: Use image node_id 1 for calling the DistanceMeasureBase obj's underlying member method code with example usage: obj.distances(fixed_x, fixed_y, x_vec, y_vec) without return types