From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ricardo Wurmus Subject: bug#22533: Python bytecode reproducibility Date: Mon, 05 Mar 2018 23:02:29 +0100 Message-ID: <87y3j6qiyy.fsf@elephly.net> References: <20160202051544.GA11744@jasmine> <87bmqfu44s.fsf@fastmail.com> <87606c23bq.fsf@elephly.net> <874llw101c.fsf@elephly.net> <871sgz1wg0.fsf@elephly.net> <87y3j7z8xk.fsf@elephly.net> <87woyrz8sv.fsf@elephly.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:60154) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1esyCJ-0007tb-9t for bug-guix@gnu.org; Mon, 05 Mar 2018 17:03:08 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1esyCG-0003Ti-2x for bug-guix@gnu.org; Mon, 05 Mar 2018 17:03:07 -0500 Received: from debbugs.gnu.org ([208.118.235.43]:38456) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1esyCF-0003TD-SU for bug-guix@gnu.org; Mon, 05 Mar 2018 17:03:04 -0500 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1esyCD-0000Xe-Tq for bug-guix@gnu.org; Mon, 05 Mar 2018 17:03:01 -0500 Sender: "Debbugs-submit" Resent-Message-ID: In-reply-to: <87woyrz8sv.fsf@elephly.net> List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org Sender: "bug-Guix" To: =?UTF-8?Q?G=C3=A1bor?= Boskovits Cc: 22533@debbugs.gnu.org Ricardo Wurmus writes: > Ricardo Wurmus writes: > >> Unfortunately, this doesn=E2=80=99t fix all reproducibility problems wit= h numpy: >> >> --8<---------------cut here---------------start------------->8--- >> Binary files /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.= 14.0-check/lib/python3.6/site-packages/numpy/distutils/__pycache__/__config= __.cpython-36.pyc and /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-nu= mpy-1.14.0/lib/python3.6/site-packages/numpy/distutils/__pycache__/__config= __.cpython-36.pyc differ >> Binary files /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.= 14.0-check/lib/python3.6/site-packages/numpy/distutils/__pycache__/exec_com= mand.cpython-36.pyc and /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-= numpy-1.14.0/lib/python3.6/site-packages/numpy/distutils/__pycache__/exec_c= ommand.cpython-36.pyc differ >> Binary files /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.= 14.0-check/lib/python3.6/site-packages/numpy/distutils/__pycache__/system_i= nfo.cpython-36.pyc and /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-n= umpy-1.14.0/lib/python3.6/site-packages/numpy/distutils/__pycache__/system_= info.cpython-36.pyc differ >> Binary files /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.= 14.0-check/lib/python3.6/site-packages/numpy/__pycache__/__config__.cpython= -36.pyc and /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.14.0= /lib/python3.6/site-packages/numpy/__pycache__/__config__.cpython-36.pyc di= ffer >> Binary files /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.= 14.0-check/lib/python3.6/site-packages/numpy/__pycache__/version.cpython-36= .pyc and /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.14.0/li= b/python3.6/site-packages/numpy/__pycache__/version.cpython-36.pyc differ >> Binary files /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.= 14.0-check/lib/python3.6/site-packages/numpy/testing/nose_tools/__pycache__= /utils.cpython-36.pyc and /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-pytho= n-numpy-1.14.0/lib/python3.6/site-packages/numpy/testing/nose_tools/__pycac= he__/utils.cpython-36.pyc differ >> --8<---------------cut here---------------end--------------->8--- > > Here=E2=80=99s what diffoscope says: > > --8<---------------cut here---------------start------------->8--- > diffoscope /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.14.= 0{-check,}/lib/python3.6/site-packages/numpy/__pycache__/version.cpython-36= .pyc > --- /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.14.0-check= /lib/python3.6/site-packages/numpy/__pycache__/version.cpython-36.pyc > +++ /gnu/store/kd06ql8fynlydymzhhnwk2lh0778dwcc-python-numpy-1.14.0/lib/p= ython3.6/site-packages/numpy/__pycache__/version.cpython-36.pyc > @@ -1,8 +1,8 @@ > -00000000: 330d 0d0a fa87 9c5a 2601 0000 e300 0000 3......Z&....... > +00000000: 330d 0d0a c485 9c5a 2601 0000 e300 0000 3......Z&....... > 00000010: 0000 0000 0000 0000 0001 0000 0040 0000 .............@.. > 00000020: 0073 2000 0000 6400 5a00 6400 5a01 6400 .s ...d.Z.d.Z.d. > 00000030: 5a02 6401 5a03 6402 5a04 6504 731c 6502 Z.d.Z.d.Z.e.s.e. > 00000040: 5a01 6403 5300 2904 7a06 312e 3134 2e30 Z.d.S.).z.1.14.0 > 00000050: da28 3639 3134 6262 3431 6630 6662 3363 .(6914bb41f0fb3c > 00000060: 3162 6135 3030 6261 6534 6537 6436 3731 1ba500bae4e7d671 > 00000070: 6461 3935 3336 3738 3666 544e 2905 da0d da9536786fTN)... > --8<---------------cut here---------------end--------------->8--- > > In other words: this is the timestamp field of the pyc file. > > Maybe this can be avoided by setting DETERMINISTIC_BUILD in the > python-build-system? It cannot. So, something=E2=80=99s still missing from my patch. Does anyone see what = might be missing? --=20 Ricardo