code: def get_value(self):
      return self.value
  
file_path: MONAI/tests/test_handler_parameter_scheduler.py
imports: from __future__ import annotations
  import unittest
  from ignite.engine import Engine, Events
  from torch.nn import Module
  from monai.handlers.parameter_scheduler import ParamSchedulerHandler
  from tests.utils import assert_allclose
label_desc: Use image node_id 3 for calling the ToyNet obj's underlying member method code with example usage: obj.get_value() and returns: self