[Nix-dev] PYTHONPATH and eggs
Florian Friesdorf
flo at chaoflow.net
Tue Aug 7 18:49:41 CEST 2012
On Sun, 5 Aug 2012 14:06:30 +0200, Mathijs Kwik <mathijs at bluescreen303.nl> wrote:
> I fixed it.
> pyxattrs and pylibacl depend on setuptools, so that needed to be
> included in the wrapper too.
> See https://github.com/NixOS/nixpkgs/commit/107f5e3560e446d690ab62bc5b8f3d86f7032459
Sorry - that was an obvious one! Great that you figured it out.
regards
florian
> On Fri, Jul 27, 2012 at 6:24 PM, Mathijs Kwik <mathijs at bluescreen303.nl> wrote:
> > On Fri, Jul 27, 2012 at 3:30 PM, Florian Friesdorf <flo at chaoflow.net> wrote:
> >> On Fri, 27 Jul 2012 14:32:47 +0200, Cillian de Róiste <cillian.deroiste at gmail.com> wrote:
> >>> On Fri, Jul 27, 2012 at 1:42 PM, Florian Friesdorf <flo at chaoflow.net> wrote:
> >>> > On Fri, 27 Jul 2012 13:29:03 +0200, Mathijs Kwik <mathijs at bluescreen303.nl> wrote:
> >>> >> That's strange then :)
> >>> >>
> >>> >> I disabled the test too, but the problem remains.
> >>> >> Just to be clear, it's a warning, not an error:
> >>> >>
> >>> >> % bup meta
> >>> >> Warning: Linux xattr support missing; install python-pyxattr.
> >>> >> Warning: POSIX ACL support missing; install python-pylibacl.
> >>> >> usage: bup meta --create [OPTION ...] <PATH ...>
> >>> >> or: bup meta --extract [OPTION ...]
> >>> >> or: bup meta --start-extract [OPTION ...]
> >>> >> or: bup meta --finish-extract [OPTION ...]
> >>> >
> >>> > sorry - I have the same - was looking out for python import errors.
> >>> >
> >>> >> How can I debug this further?
> >>> >
> >>> > % /nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/pdb.py .nix-profile/bin/bup
> >>> > Traceback (most recent call last):
> >>> > File "/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/pdb.py", line 1314, in main
> >>> > pdb._runscript(mainpyfile)
> >>> > File "/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/pdb.py", line 1233, in _runscript
> >>> > self.run(statement)
> >>> > File "/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/bdb.py", line 387, in run
> >>> > exec cmd in globals, locals
> >>> > File "<string>", line 1, in <module>
> >>> > File ".nix-profile/bin/bup", line 2
> >>> > export PYTHONPATH=/nix/store/ixp90035n4xrr6y4kcvcb36cd6rpcz0a-python-pyxattr-0.5.1/lib/python2.7/site-packages:/nix/store/kczagr8sv3yx355jy63byv7i7jngbx9v-python-pylibacl-0.5.1/lib/python2.7/site-packages:/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/site-packages:/nix/store/93lbhnm76wlkmq7r0z8lwk3g9ch76hjp-git-1.7.11/lib/python2.7/site-packages${PYTHONPATH:+:}$PYTHONPATH
> >>> > ^
> >>> > SyntaxError: invalid syntax
> >>> > Uncaught exception. Entering post mortem debugging
> >>> > Running 'cont' or 'step' will restart the program
> >>> >> <string>(1)<module>()
> >>> > (Pdb)
> >>> >
> >>> > So the wrapper actually is not good.
> >>>
> >>> If I understand correctly, you've run pdb on the wrapper, which is a
> >>> shell script, rather than the wrapped python code, is that right?
> >>
> >> hihi - yes
> >>
> >> correct is:
> >>
> >> % /nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/pdb.py\
> >>> /nix/store/c4inzdbs8ckpd22sm928kqywnz9xpknj-bup-0.25git20120722/bin/.bup-wrapped\
> >>> meta
> >>
> >> then check sys.path
> >>
> >>> /nix/store/c4inzdbs8ckpd22sm928kqywnz9xpknj-bup-0.25git20120722/bin/.bup-wrapped(2)<module>()
> >> -> import sys, os, subprocess, signal, getopt
> >> (Pdb) import sys,pprint
> >> (Pdb) pprint.pprint(sys.path)
> >> ['/nix/store/c4inzdbs8ckpd22sm928kqywnz9xpknj-bup-0.25git20120722/bin',
> >> '/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/site-packages',
> >> '/nix/store/9vx5rqgbmjvp8320kv2xzd9pg27r8i2n-python-bsddb-2.7.3/lib/python2.7/site-packages',
> >> '/nix/store/l76wlc1pimd372hwff6c1mxrc5bm3ym6-python-curses-2.7.3/lib/python2.7/site-packages',
> >> '/nix/store/vmbzx7h0pvvcvrisj1bgvrhb3q9xkgs8-python-gdbm-2.7.3/lib/python2.7/site-packages',
> >> '/nix/store/36yvgidmiwsdl8cz9xh1zwfpaqxgfslh-python-readline-2.7.3/lib/python2.7/site-packages',
> >> '/nix/store/a3rc404sxi4d4adwr6r0rsphbal1qai5-python-sqlite3-2.7.3/lib/python2.7/site-packages',
> >> '/nix/store/i1idllnq0130b89cjwjn0s926bzlihsy-python-tkinter-2.7.3/lib/python2.7/site-packages',
> >> '/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python27.zip',
> >> '/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7',
> >> '/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/plat-linux2',
> >> '/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/lib-tk',
> >> '/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/lib-old',
> >> '/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/lib-dynload']
> >> (Pdb) print sys.exec_prefix
> >> /nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3
> >>
> >> pyxattr and pylibacl are not in sys.path. At least their site-packages
> >> dir should be and the pth file (see below) should then add the egg. I
> >> also gave it a quick test with our python branch - same problem.
> >>
> >> Something is weird. I might have a look during the weekend.
> >
> > Would be very helpful, thanks!
> > If you figure out how to do these 2, I can probably work out more
> > optional deps, like python-fuse.
> >
> > Have a nice weekend
> >
> >>
> >> % cat .nix-profile/bin/bup
> >> #! /nix/store/043zrsanirjh8nbc5vqpjn93hhrf107f-bash-4.2-p24/bin/bash -e
> >> export PYTHONPATH=/nix/store/ixp90035n4xrr6y4kcvcb36cd6rpcz0a-python-pyxattr-0.5.1/lib/python2.7/site-packages:/nix/store/kczagr8sv3yx355jy63byv7i7jngbx9v-python-pylibacl-0.5.1/lib/python2.7/site-packages:/nix/store/5qmz5wc596kl7rywx56phyl2gb0052w7-python-2.7.3/lib/python2.7/site-packages:/nix/store/93lbhnm76wlkmq7r0z8lwk3g9ch76hjp-git-1.7.11/lib/python2.7/site-packages${PYTHONPATH:+:}$PYTHONPATH
> >> exec /nix/store/c4inzdbs8ckpd22sm928kqywnz9xpknj-bup-0.25git20120722/bin/.bup-wrapped "${extraFlagsArray[@]}" "$@"
> >>
> >> % ls -l /nix/store/ixp90035n4xrr6y4kcvcb36cd6rpcz0a-python-pyxattr-0.5.1/lib/python2.7/site-packages
> >> total 40K
> >> -r--r--r-- 1 root nixbld 224 Jan 1 1970 easy-install.pth
> >> -r--r--r-- 1 root nixbld 25697 Jan 1 1970 pyxattr-0.5.1-py2.7-linux-x86_64.egg
> >> -r--r--r-- 1 root nixbld 2362 Jan 1 1970 site.py
> >> -r--r--r-- 1 root nixbld 1845 Jan 1 1970 site.pyc
> >>
> >> --
> >> Florian Friesdorf <flo at chaoflow.net>
> >> GPG FPR: 7A13 5EEE 1421 9FC2 108D BAAF 38F8 99A3 0C45 F083
> >> Jabber/XMPP: flo at chaoflow.net
> >> IRC: chaoflow on freenode,ircnet,blafasel,OFTC
--
Florian Friesdorf <flo at chaoflow.net>
GPG FPR: 7A13 5EEE 1421 9FC2 108D BAAF 38F8 99A3 0C45 F083
Jabber/XMPP: flo at chaoflow.net
IRC: chaoflow on freenode,ircnet,blafasel,OFTC
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