code: def __call__(self, x):
      return self.dense(x)
  
imports: from absl.testing import parameterized
  import sonnet
  from sonnet.src import test_utils
  from sonnet.src.conformance import descriptors
  import tensorflow
  import tree
label_desc: Use image node_id 2 for calling the ModuleWithLayer obj's underlying member method code with example usage: obj.__call__(x) and returns: self