Subject: Re: [patch net-next 03/13] tools: ynl: allow user to pass enum string instead of scalar value

From: Jakub Kicinski <[email-masked]>
Date: Mon, 19 Feb 2024 12:51:00 -0800

On Mon, 19 Feb 2024 18:25:19 +0100 Jiri Pirko wrote:
> +        if enum.type == 'flags' or attr_spec.get('enum-as-flags', False):
> +            scalar = 0
> +            for single_value in value:
> +                scalar += enum.entries[single_value].user_value(as_flags = True)

If the user mistakenly passes a single value for a flag, rather than 
a set, this is going to generate a hard to understand error.
How about we check isinstance(, str) and handle that directly,
whether a flag or not.