code: def main(self):
          
          parser = self.init_parser()
          if len(sys.argv) < 2:
              parser.print_usage()
              sys.exit(0)
  
          self.args = parser.parse_args()
          self.roca.args.flatten = self.args.flatten
          self.roca.args.indent = self.args.indent
  
          if self.args.debug:
              coloredlogs.install(level=logging.DEBUG)
              self.roca.args.debug = True
  
          self.work()
docs: Main entry point
          :return: