code: def randomize(self, data=None):
      pass
  
file_path: MONAI/tests/test_randomizable.py
imports: from __future__ import annotations
  import unittest
  import numpy
  from monai.transforms.transform import Randomizable
label_desc: Use image node_id 1 for calling the RandTest obj's underlying member method code with example usage: obj.randomize(data) without return types