content: import sys
  import argparse
  
  from torchkin.third_party.urdf_parser_py.urdf import URDF
  
  
  def main():
      parser = argparse.ArgumentParser(usage='Load an URDF file')
      parser.add_argument('file', type=argparse.FileType('r'),
                          help='File to load. Use - for stdin')
      parser.add_argument('-o', '--output', type=argparse.FileType('w'),
                          default=None, help='Dump file to XML')
      args = parser.parse_args()
  
      robot = URDF.from_xml_string(args.file.read())
  
      print(robot)
  
      if args.output is not None:
          args.output.write(robot.to_xml_string())