code: def __call__(self, x: np.ndarray) -> np.ndarray:
      return self._get_weights(x.size) * x
  
imports: from typing import List, Callable, Optional
  from math import exp, sqrt
  import numpy
label_desc: Use image node_id 3 for calling the Illconditionning obj's underlying member method code with example usage: obj.__call__(x) and returns: unknown