[PATCH] pylibfdt: Fix disable version normalization

[Philippe Schenker]

On Wed, 2023-01-04 at 13:01 -0700, Simon Glass wrote:
> Hi Philippe,
> 
> On Wed, 4 Jan 2023 at 07:44, Philippe Schenker <dev at pschenker.ch>
> wrote:
> > From: Philippe Schenker <philippe.schenker at toradex.com>
> > 
> > On Arch Linux based systems python setuptools does not contain
> > "setuptools.extern" hence it is failing with the following
> > error-message:
> > "
> > ModuleNotFoundError: No module named 'setuptools.extern'
> 
> Reviewed-by: Simon Glass <sjg at chromium.org>
> 
> What are you doing to create that error?

Sorry for the late answer. I hit this error as soon as I tried to build
U-Boot using "make *defconfig; make"

Regards,Philippe

> 
> Regards,
> Simon
> 
> 
> > "
> > 
> > According to a eschwartz `setuptools.extern` is not a public API
> > and
> > shall not be assumed to be present in the setuptools package. He
> > mentions that the setuptools project anyway wants to drop this. [1]
> > 
> > Use the correct solution introduced by python setuptools developers
> > to
> > disable normalization. [2]
> > 
> > [1] https://bbs.archlinux.org/viewtopic.php?id=259608
> > [2] https://github.com/pypa/setuptools/pull/2026
> > Fixes: 440098c42e73 ("pylibfdt: Fix version normalization warning")
> > Signed-off-by: Philippe Schenker <philippe.schenker at toradex.com>
> > 
> > ---
> > 
> >  scripts/dtc/pylibfdt/setup.py | 8 ++------
> >  1 file changed, 2 insertions(+), 6 deletions(-)
> > 
> > diff --git a/scripts/dtc/pylibfdt/setup.py
> > b/scripts/dtc/pylibfdt/setup.py
> > index 9abdb57595ad..c07f65e6bcaf 100755
> > --- a/scripts/dtc/pylibfdt/setup.py
> > +++ b/scripts/dtc/pylibfdt/setup.py
> > @@ -20,16 +20,12 @@ allows this script to be run stand-alone, e.g.:
> >      ./pylibfdt/setup.py install [--prefix=...]
> >  """
> > 
> > -from setuptools import setup, Extension
> > +from setuptools import setup, Extension, sic
> >  from setuptools.command.build_py import build_py as _build_py
> > -from setuptools.extern.packaging import version
> >  import os
> >  import re
> >  import sys
> > 
> > -# Disable version normalization
> > -version.Version = version.LegacyVersion
> > -
> >  srcdir = os.path.dirname(__file__)
> > 
> >  with open(os.path.join(srcdir, "../README"), "r") as fh:
> > @@ -141,7 +137,7 @@ class build_py(_build_py):
> > 
> >  setup(
> >      name='libfdt',
> > -    version=version,
> > +    version=sic(version),
> >      cmdclass = {'build_py' : build_py},
> >      author='Simon Glass',
> >      author_email='sjg at chromium.org',
> > --
> > 2.39.0
> >