On Wed, May 08, 2019 at 02:50:00PM +0200, Markus Armbruster wrote: > Daniel P. Berrangé <berra...@redhat.com> writes: > > > On Tue, May 07, 2019 at 12:38:14PM +0200, Kevin Wolf wrote: > >> Am 03.05.2019 um 21:37 hat Eduardo Habkost geschrieben: > >> > Python 2 will reach end of life in January 1 2020. Declare it as > >> > deprecated. > >> > > >> > Signed-off-by: Eduardo Habkost <ehabk...@redhat.com> > >> > --- > >> > configure | 8 ++++++++ > >> > qemu-deprecated.texi | 8 ++++++++ > >> > 2 files changed, 16 insertions(+) > >> > > >> > diff --git a/configure b/configure > >> > index 5b183c2e39..50385061ed 100755 > >> > --- a/configure > >> > +++ b/configure > >> > @@ -6461,6 +6461,14 @@ if test "$supported_os" = "no"; then > >> > echo "us upstream at qemu-devel@nongnu.org." > >> > fi > >> > > >> > +# Note that if the Python conditional here evaluates True we will exit > >> > +# with status 1 which is a shell 'false' value. > >> > +if ! $python -c 'import sys; sys.exit(sys.version_info < (3,0))'; then > >> > + echo > >> > + echo "WARNING: Python 2 support is deprecated" >&2 > >> > + echo "WARNING: Python 3 will be required for building future versions > >> > of QEMU" >&2 > >> > +fi > >> > >> While it's clear that we want to get rid of Python 2, did we actually > >> discuss how to decide what the new minimum Python version is? I don't > >> think any major distribution uses 3.0, which was released in 2008, so > >> this doesn't seem to make a lot of sense to me as the new minimum. > > Good point. > > >> Currently, 3.6 seems to be a commonly available version. It looks like > >> Debian stable is at 3.5 still, though it might become oldstable before > >> the next QEMU release. Do we need to support anything older than that? > > > > Per our support build platform doc, the oldest distros we care about will > > be RHEL-7 and Debian Jessie. Except we can drop Jessie 2 years after > > Stretch was released. IOW, we can drop Jessie in June this year, which > > is before our next releasee. So we don't need to care about the 3.4 > > version in Jessie. > > > > RHEL-7 doesn't have py3 at all in standard distros, but it can be obtained > > via software collections and this has 3.6 > > > > Debian Strech has 3.5.3, so 3.5 looks like our min viable version. > > Eduardo, care to update configure accordingly?
I'll do it as a separate patch, because updating the minimum Python 3.x version (which is 3.0 right now) is independent from Python 2 deprecation. -- Eduardo