code: def is_even(number: int) -> bool:
      return number % 2 == 0
  
file_path: datasets/tensorflow_datasets/core/transform/transform_lib_test.py
imports: import functools
  from typing import Iterator
  import pytest
  from tensorflow_datasets.core.transform import transform_lib
label_desc: Use image node_id 2 for calling a global function with example usage: is_even(number) and returns: unknown