code: def main(args):
      if len(args) != 2:
          raise app.UsageError("Expected one argument (base_dir).")
      _, base_dir = args
      _gen_uninitialized_variable(base_dir)
      _gen_simple_while_loop(base_dir)
  
file_path: tensorflow-upstream/tensorflow/c/experimental/saved_model/internal/testdata/gen_saved_models.py
imports: import os
  from absl import app
  from tensorflow.python.compat import v2_compat
  from tensorflow.python.eager import def_function
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import tensor_spec
  from tensorflow.python.module import module
  from tensorflow.python.ops import resource_variable_ops
  from tensorflow.python.ops import variables
  from tensorflow.python.ops import while_loop
  from tensorflow.python.saved_model import saved_model
label_desc: Use image node_id 3 for calling a global function with example usage: main(args) without return types