code: def main():
      args = _init_args()
      stats = _gen_tfdv_stats(args)
      _gen_tfdv_schema(stats, args)
  
file_path: guildai/examples/bias/gen_schema.py
imports: import argparse
  import os
  import tensorflow_data_validation
  import tensorflow_data_validation.utils.display_util
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types