code: def __call__(self, shape, dtype=None):
      """Returns a tensor object initialized as specified by the initializer.
  
      Args:
          shape: Shape of the tensor.
          dtype: Optional dtype of the tensor.
      """
      raise NotImplementedError(
          "Initializer subclasses must implement the `__call__()` method."
      )
  
imports: from keras.api_export import keras_export
label_desc: Use image node_id 1 for calling the Initializer obj's underlying member method code with example usage: obj.__call__(shape, dtype) without return types