code: def main(args=None):
      """Convert MS VOLT to AFDKO feature files."""
  
      import argparse
      from pathlib import Path
  
      from fontTools import configLogger
  
      parser = argparse.ArgumentParser(
          "fonttools voltLib.voltToFea", description=main.__doc__
      )
      parser.add_argument(
          "input",
          metavar="INPUT",
          type=Path,
          help="input font/VTP file to process",
      )
      parser.add_argument(
          "featurefile",
          metavar="OUTPUT",
          type=Path,
          help="output feature file",
      )
      parser.add_argument(
          "-t",
          "--table",
          action="append",
          choices=TABLES,
          dest="tables",
          help="List of tables to write, by default all tables are written",
      )
      parser.add_argument(
          "-q",
          "--quiet",
          action="store_true",
          help="Suppress non-error messages",
      )
      parser.add_argument(
          "--traceback",
          action="store_true",
          help="Don’t catch exceptions",
      )
  
      options = parser.parse_args(args)
  
      configLogger(level=("ERROR" if options.quiet else "INFO"))
  
      file_or_path = options.input
      font = None
      try:
          font = TTFont(file_or_path)
          if "TSIV" in font:
              file_or_path = StringIO(font["TSIV"].data.decode("utf-8"))
          else:
              log.error(
                  '"TSIV" table is missing, font was not saved from VOLT?'
              )
              return 1
      except TTLibError:
          pass
  
      converter = VoltToFea(file_or_path, font)
      try:
          fea = converter.convert(options.tables)
      except NotImplementedError as e:
          if options.traceback:
              raise
          location = getattr(e.args[0], "location", None)
          message = f'"{e}" is not supported'
          if location:
              path, line, column = location
              log.error(f"{path}:{line}:{column}: {message}")
          else:
              log.error(message)
          return 1
      with open(options.featurefile, "w") as feafile:
          feafile.write(fea)
  
imports: import logging
  import re
  from io import StringIO
  from fontTools.feaLib import ast
  from fontTools.ttLib import TTFont, TTLibError
  from fontTools.voltLib import ast
  from fontTools.voltLib.parser import Parser
label_desc: Use image node_id 1 for calling a global function with example usage: main(args) and returns: int, int