code: def test_params_and_defaults(a, b=2, c=True, d="hello"):
      return [a, b, c, d]
  
file_path: tensorflow-upstream/tensorflow/python/util/tf_contextlib_test.py
imports: from tensorflow.python.platform import test
  from tensorflow.python.util import tf_contextlib
  from tensorflow.python.util import tf_decorator
  from tensorflow.python.util import tf_inspect
label_desc: Use image node_id 3 for calling a global function with example usage: test_params_and_defaults(a, b, c, d) and returns: list