Re: [PATCH v3 2/6] configure: Add courtesy hint to Python version failure message

[Paolo Bonzini]

On 2/21/23 02:24, John Snow wrote:
> If we begin requiring Python 3.7+, a few platforms are going to need to
> install an additional Python interpreter package.
>
> As a courtesy to the user, suggest the optional package they might need
> to install. This will hopefully minimize any downtime caused by the
> change in Python dependency.
>
> Signed-off-by: John Snow<jsnow@redhat.com>
> ---
>   configure | 5 ++++-
>   1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/configure b/configure
> index 6abf5a72078..0d0cca53f09 100755
> --- a/configure
> +++ b/configure
> @@ -1059,7 +1059,10 @@ fi
>   
>   if ! check_py_version "$python"; then
>     error_exit "Cannot use '$python', Python >= 3.6 is required." \
> -      "Use --python=/path/to/python to specify a supported Python."
> +             "Use --python=/path/to/python to specify a supported Python." \
> +             "Maybe try:" \
> +             "  openSUSE Leap 15.3+: zypper install python39" \
> +             "  CentOS 8: dnf install python38"
>   fi
>   
>   # Suppress writing compiled files
> -- 2.39.0

Let's delay this past the actual patch to introduce 3.7.

Paolo