code: def main():
      args = parse_args()
      generator = PascalContextGenerator(
          voc_path=args.voc_path, annotation_path=args.annotation_path
      )
      generator.generate_label()
  
file_path: PaddleSeg/tools/data/convert_voc2010.py
imports: import argparse
  import os
  import tqdm
  import numpy
  from detail import Detail
  from PIL import Image
label_desc: Use image node_id 2 for calling a global function with example usage: main() without return types