Method _get_validation_formatter

Lib/argparse.py:2731–2736

(self)

        return formatter

    def _get_validation_formatter(self):
        # Return cached formatter for read-only validation operations
        # (_expand_help and _format_args). Avoids repeated slow _set_color calls.
        if self._cached_formatter is None:
            self._cached_formatter = self._get_formatter()
        return self._cached_formatter

    # =====================
    # Help-printing methods