code: def grad_depends_output_data(self, i, o):
      return False
  
file_path: nnabla/python/test/test_python_function.py
imports: import pytest
  import numpy
  import nnabla.functions
  import nnabla
  from nnabla.function import PythonFunction
label_desc: Use image node_id 4 for calling the Add2 obj's underlying member method code with example usage: obj.grad_depends_output_data(i, o) and returns: False