code: def main(argv):
      del argv
      for fdir, fname in DATA.items():
          _generate_image(fdir, fname)
  
file_path: datasets/tensorflow_datasets/testing/fake_data_generation/div2k.py
imports: import os
  from absl import app
  from absl import flags
  from tensorflow_datasets.core import utils
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
  from tensorflow_datasets.testing import fake_data_utils
label_desc: Use image node_id 3 for calling a global function with example usage: main(argv) without return types