linux-kernel - Re: [PATCH] scripts/spdxcheck: make python3 compliant

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20181108075946.uhcjir4rh4kpg6nx@pengutronix.de>
Date:   Thu, 8 Nov 2018 08:59:46 +0100
From:   Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Joe Perches <joe@...ches.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        linux-kernel@...r.kernel.org, kernel@...gutronix.de
Subject: Re: [PATCH] scripts/spdxcheck: make python3 compliant

Hello,

On Thu, Nov 08, 2018 at 07:22:00AM +0100, Uwe Kleine-König wrote:
> On Wed, Nov 07, 2018 at 03:32:51PM -0800, Andrew Morton wrote:
> > On Tue, 23 Oct 2018 09:08:02 +0200 Uwe Kleine-König <u.kleine-koenig@...gutronix.de> wrote:
> > 
> > > Without this change the following happens when using Python3 (3.6.6):
> > > 
> > > 	$ echo "GPL-2.0" | python3 scripts/spdxcheck.py -
> > > 	FAIL: 'str' object has no attribute 'decode'
> > > 	Traceback (most recent call last):
> > > 	  File "scripts/spdxcheck.py", line 253, in <module>
> > > 	    parser.parse_lines(sys.stdin, args.maxlines, '-')
> > > 	  File "scripts/spdxcheck.py", line 171, in parse_lines
> > > 	    line = line.decode(locale.getpreferredencoding(False), errors='ignore')
> > > 	AttributeError: 'str' object has no attribute 'decode'
> > > 
> > > So as the line is already a string, there is no need to decode it and
> > > the line can be dropped.
> > 
> > I suppose people might want to run spdxcheck.py against (say) 4.19.x
> > using python3.  So I'll add a cc:stable here, OK?
> 
> Not sure if people call spdxcheck.py stand-alone. checkpatch.pl calls it
> using "python scripts/spdxcheck.py" which AFAICT should still be python2
> on all machines. The shebang-line also uses "python" and not "python3".
> 
> So for now this is only cosmetic (unless there are distros that install
> Python 3 as "python").

I just learned that /usr/bin/python on Arch is Python 3. So this would
indeed be worth to go into 4.19.

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |