docs: def preparse(self, context):
          """
          Parse a portion of command line arguments with the early parser.
  
          This method relies on ``context.argv`` and ``context.early_parser``
          and produces ``context.early_args``.
  
          The ``context.early_args`` object is the return value from argparse.
          It is the dict/object like namespace object.
          """
          context.early_args, unused = (
              context.early_parser.parse_known_args(context.argv))