code: def main(argv):
      if len(argv) > 1:
          raise app.UsageError("Too many command-line arguments.")
      _generate_data("test1", 3)
      _generate_data("train1", 2)
      _generate_data("val1", 1)
  
file_path: datasets/tensorflow_datasets/testing/fake_data_generation/dtd.py
imports: import os
  import random
  from absl import app
  from absl import flags
  from tensorflow_datasets.core import utils
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
  import tensorflow_datasets.public_api
  from tensorflow_datasets.testing import fake_data_utils
label_desc: Use image node_id 4 for calling a global function with example usage: main(argv) without return types