code: def __call__(self, x):
      return None
  
imports: from absl.testing import parameterized
  import numpy
  from sonnet.src import base
  from sonnet.src import batch_apply
  from sonnet.src import test_utils
  import tensorflow
label_desc: Use image node_id 1 for calling the NoOutputModule obj's underlying member method code with example usage: obj.__call__(x) and returns: None