code: def main() -> None:
      args = parse_args()
  
      root = os.path.abspath(args.root)
      out = os.path.abspath(args.out)
      if not os.path.exists(out):
          os.makedirs(out)
  
      trace_path = os.path.join(out, "onnx-coverage.info")
      gen_trace_file(root, trace_path)
  
      html_dir = os.path.join(out, "html")
      gen_html_files(root, trace_path, html_dir)
  
      print(f"Static HTML files have been generated at:\n\t{html_dir}")
  
imports: import argparse
  import os
  import subprocess
label_desc: Use image node_id 4 for calling a global function with example usage: main() without return types