New submission from Goplat mrnobo1...@yahoo.com:
Reading the list of files in a .zip takes a while because several seeks are
done for each entry, which (on Windows at least) flushes stdio's buffer and
forces a system call on the next read. For large .zips the effect on startup
speed is
Mark Dickinson dicki...@gmail.com added the comment:
Thanks for this.
Any chance you could upload the patch to Rietveld
(http://codereview.appspot.com/) for ease of review?
--
___
Python tracker rep...@bugs.python.org
Raymond Hettinger rhettin...@users.sourceforge.net added the comment:
All six of the rich comparisons need to be implemented or the result is
undefined. This module never made guarantees for objects defining only one of
the six.
We could change the pure python code to handle both __lt__ and
New submission from Garrett Cooper yaneg...@gmail.com:
os.chflags isn't `available' even though chflags support is available on the
system:
filter(lambda x: x.startswith('chflags'), dir(os))
[]
platform.uname()
('FreeBSD', 'bayonetta.local', '9.0-CURRENT', 'FreeBSD 9.0-CURRENT #0 r206173M:
New submission from Garrett Cooper yaneg...@gmail.com:
A number of features are being blindly enabled on python that aren't correct
from a porting standpoint; a handful in configure.in I noticed are:
# The later defininition of _XOPEN_SOURCE disables certain features
# on Linux, so we need
Dave Abrahams d...@boostpro.com added the comment:
How many tests did you run? My two tests were minutes apart. I have the
feeling that this has something to do with cacheing behavior on the server.
--
___
Python tracker rep...@bugs.python.org
Ray.Allen ysj@gmail.com added the comment:
When I perform some test on debian-5.0, I see the timing results almost the
same before and after apply your patch(I modified the patch to against the
trunk).
Could you give some test result on windows? I can't see the speedups on
debian-5.0.
STINNER Victor victor.stin...@haypocalc.com added the comment:
os.exeve() and os.exevpe() should also canonicalize env to bytes.
os.exeve() and os.exevpe(), but not os._exevpe() to avoid doing it twice (once
in subprocess, once in os._exevpe). Patch os._exevpe() is not enough because
STINNER Victor victor.stin...@haypocalc.com added the comment:
Hum, os.get_exec_path() has no test for the new features (support b'PATH' key
and bytes value).
--
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8513
New submission from Mark Dickinson dicki...@gmail.com:
I've just discovered that integer-to-complex comparisons are broken, in all
versions of Python that I've tested. It looks as though the integer is first
converted to a complex number, and then the two complex numbers are compared.
Changes by Lars Gustäbel l...@gustaebel.de:
--
assignee: - lars.gustaebel
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8741
___
___
Mark Dickinson dicki...@gmail.com added the comment:
Right thread, wrong message. That should have been:
http://www.mail-archive.com/sage-de...@googlegroups.com/msg20839.html
--
___
Python tracker rep...@bugs.python.org
Barry A. Warsaw ba...@python.org added the comment:
Thanks, Antoine filled me in on IRC just before my 'net connection went down
for many hours. The good news is that I have a fix for this and will commit it
in a little while.
--
___
Python
Antoine Pitrou pit...@free.fr added the comment:
Nir, would you be interested in looking at this?
--
nosy: +nirai
versions: -Python 2.7
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue2281
Changes by Antoine Pitrou pit...@free.fr:
--
assignee: - brett.cannon
nosy: +brett.cannon
stage: - patch review
versions: +Python 3.2 -Python 2.6
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8745
New submission from Yaniv Aknin yaniv.ak...@gmail.com:
While reading the source I saw that recent py3k has this in Objects/object.c
(reasonably recent trunk has it as well):
#if 0 /* XXX this is not quite _PyType_Lookup anymore */
/* Inline _PyType_Lookup */
{ ... removed ...
}
Changes by Mark Dickinson dicki...@gmail.com:
--
nosy: +mark.dickinson
___
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http://bugs.python.org/issue8749
___
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Mark Dickinson dicki...@gmail.com added the comment:
Looks like r59944 to me.
Amaury, any objections to removing this '#if 0' code?
--
nosy: +amaury.forgeotdarc
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8749
Yaniv Aknin yaniv.ak...@gmail.com added the comment:
Oops, of course I meant r59944, off by one. :)
--
___
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http://bugs.python.org/issue8749
___
Meador Inge mead...@gmail.com added the comment:
Sure - http://codereview.appspot.com/1258041
--
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue3132
___
Antoine Pitrou pit...@free.fr added the comment:
Regarding the calibrating loop when using ASM timestamp counters, there's one
problem if the thread gets preempted in the middle of the loop: the calibration
will return incorrect results. Perhaps a way of avoiding this would be to call
Changes by STINNER Victor victor.stin...@haypocalc.com:
--
nosy: +haypo
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue2281
___
___
Antoine Pitrou pit...@free.fr added the comment:
Sorry, the calibration loop actually looks correct in case of preemption, since
it simply divides the TSC delta by the elapsed physical time (and both continue
increasing monotonously when another thread runs). It is still vulnerable to
the
Senthil Kumaran orsent...@gmail.com added the comment:
Ashley Sands wrote:
Is this the right approach?
Follow the process mentioned here:
http://www.python.org/dev/faq/
And create a patch against Docs/library/importlib.rst with the
reference to PEP 3147 included. That is it. Look for other
New submission from Daniel Stutzbach dan...@stutzbachenterprises.com:
For example, here is one of MutableSet's methods:
def __isub__(self, it):
for value in it:
self.discard(value)
return self
However, if I do x -= x, then it mutates my set-like object during
Senthil Kumaran orsent...@gmail.com added the comment:
Here is the proper link:
http://www.cs.princeton.edu/research/techreps/TR-554-97
Fixed those references in the code too.
--
nosy: +orsenthil
resolution: - fixed
status: open - closed
___
Python
Antoine Pitrou pit...@free.fr added the comment:
Ok, I will try to write better documentation.
--
versions: +Python 3.2 -Python 3.0
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue5753
___
Nir Aides n...@winpdb.org added the comment:
Nir, would you be interested in looking at this?
yes, I'll take a look, but will take me a few days.
--
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue2281
Barry A. Warsaw ba...@python.org added the comment:
r81290
--
assignee: brett.cannon - barry
resolution: - fixed
status: open - closed
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8727
___
Senthil Kumaran orsent...@gmail.com added the comment:
This is a platform specific bug. It is happening only on windows.
BTW, makelink should not have been called for this file, because it
is not a link or symlink, but a regular file.
--
nosy: +orsenthil
Tomas Hoger tho...@redhat.com added the comment:
My reading of PySys_SetArgv is that if argv is NULL, then
char *argv0 = argv[0]; will read through NULL and thus will
segfault on a typical platform.
Right.
I favor Antoine's approach in
http://bugs.python.org/file13860/setargvex.patch of
New submission from Vignesh vigne...@mail.med.upenn.edu:
I have a python script which runs a particular script large number of times
(for monte carlo purpose) and the way I have scripted it is that, I queue up
the script the desired number of times it should be run then I spawn threads
and
Lars Gustäbel l...@gustaebel.de added the comment:
@senthil: Yes, this is a platform-specific problem. The code that is failing is
in fact supposed to somehow emulate symlink and hardlink extraction on
platforms that don't support these, e.g. Windows. What tarfile is trying to do
here is to
New submission from Daniel Stutzbach dan...@stutzbachenterprises.com:
For operations that test membership in a set, Python coerces sets and
subclasses of set into a temporary frozenset before testing membership.
For example, this works:
set() in set([frozenset()])
True
Although the set() is
Mark Dickinson dicki...@gmail.com added the comment:
More fun arising from the current complex comparison implementation: usually
you can put a complex number and an integer into the same set:
{1, 2j} # (Python 3 code)
{1, 2j}
s = {10**1000, 2j} # huge integers no problem
But if you
Changes by Peter Portante peter.a.porta...@gmail.com:
--
nosy: +portante
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue7946
___
___
Mattias Nilsson mattias.o.nils...@gmail.com added the comment:
Correct me if I'm wrong, but you seem to be creating a new lock object for each
iteration in the loop?
If other threads should be blocked, they must be using the same lock object and
you can't create new ones for each time you want
Raghuram Devarakonda draghu...@gmail.com added the comment:
As suggested, please post in c.l.py or other forums. Open a bug here only if
you are sure that there is a bug in Python.
--
nosy: +draghuram
resolution: - invalid
status: open - closed
___
Changes by Daniel Stutzbach dan...@stutzbachenterprises.com:
--
assignee: stutzbach
components: Documentation
nosy: stutzbach
priority: normal
severity: normal
stage: needs patch
status: open
title: Py_ReprEnter and Py_ReprLeave are undocumented
versions: Python 2.7, Python 3.2
Sridhar Ratnakumar sridh...@activestate.com added the comment:
Thanks - just a suggestion: it may be a good idea to add a test case for this
makelink emulation code.
Also, any thoughts on raising (a derived class of) TarError instead of IOError?
--
New submission from Terry J. Reedy tjre...@udel.edu:
ImportError messages should quote the name it cannot import since the actual
problem may be whitespace in the name that is currently invisible in the
message. In other words, display
ImportError: no module named 'bad name\r'
instead of
Maciek Fijalkowski fi...@genesilico.pl added the comment:
I cannot honestly make much sense from what you said. My concern is whether
python and C version behaves the same or not. It seems that in current version
they intentionally behave differently, for simplicity and it's against policy
of
Henry Precheur he...@precheur.org added the comment:
The patch works well with on amd64/OpenBSD-current (CVS from May 14 or
15).
I don't have access to a 4.7-stable right now.
On Fri, May 14, 2010 at 05:58:10PM +, Stefan Krah wrote:
Stefan Krah stefan-use...@bytereef.org added the
STINNER Victor victor.stin...@haypocalc.com added the comment:
Fixed by r81291 + r81292 (py3k).
The final commit contains much more tests ;-) I will watch the buildbot next
hours and block the commit in 3.1.
--
resolution: - fixed
status: open - closed
Changes by Jesús Cea Avión j...@jcea.es:
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Jesús Cea Avión j...@jcea.es added the comment:
Sorry for the nosy. There is something going wrong with my Firefox caching.
--
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http://bugs.python.org/issue7753
___
Brett Cannon br...@python.org added the comment:
Thanks for wanting to help, Ashley! And Senthil hit all the right points. If
you need any help with the code checkout you can read
http://www.python.org/dev/setup/ (and in general dev questions are hopefully
answered by something linked from
Brett Cannon br...@python.org added the comment:
I guess it's a question of readability. Does::
ImportError: No module named mod
read better than::
ImportError: No module named 'mod'
In my eyes it doesn't by much, so switching to using repr() seems reasonable.
This can't be changed in
Changes by Brett Cannon br...@python.org:
--
keywords: +easy
___
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Dylan Canfield fire.phr...@gmail.com added the comment:
I am having the exact same problem with test_distutils failing on a clean env.
Did reverting the changes in r72637 fix your problem?
--
nosy: +Canfield
___
Python tracker rep...@bugs.python.org
New submission from Andy Harrington ahar...@luc.edu:
I was editing in idle in python 3.1, typing away. I had been doing it for
hours. I do not think I had jumped to the shell window. Suddenly idle
crashed, with this error message in the the ubuntu 9,10 terminal window:
Traceback (most
New submission from Gavin Roy g...@myyearbook.com:
import multiprocessing
import uuid
def test():
print str(uuid.uuid4())
p = multiprocessing.Pool(processes=4)
for x in xrange(0, 4):
p.apply_async(test)
In MacOS:
Gavin-M-Roys-Office-iMac:kvpbench gmr$ python
Python 2.6.1 (r261:67515,
Changes by R. David Murray rdmur...@bitdance.com:
--
resolution: - duplicate
stage: - committed/rejected
status: open - closed
superseder: - uuid.uuid4() generates non-unique values on OSX
___
Python tracker rep...@bugs.python.org
Éric Araujo mer...@netwok.org added the comment:
I’ve just checked the diff and the current trunk version of the file, and the
change from “os.strerror(err)” to “strerror(err)” seems buggy to me.
--
assignee: giampaolo.rodola -
nosy: -giampaolo.rodola, josiahcarlson
resolution: fixed
Éric Araujo mer...@netwok.org added the comment:
Hopefully fixing yet another lovely browser or roundup forms friggin bug. Sorry.
--
assignee: - giampaolo.rodola
nosy: +giampaolo.rodola, josiahcarlson
type: crash - behavior
versions: +Python 2.7, Python 3.1, Python 3.2 -Python 2.6
Changes by Éric Araujo mer...@netwok.org:
--
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Raymond Hettinger rhettin...@users.sourceforge.net added the comment:
Backport to 2.6 and 3.1?
--
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http://bugs.python.org/issue8729
___
Antoine Pitrou pit...@free.fr added the comment:
Yes, I think this is a good candidate for backport. The ABCs are new and their
APIs shouldn't contain any obvious bugs such as this.
--
nosy: +pitrou
versions: +Python 2.6, Python 3.1
___
Python
Longpoke longp...@gmail.com added the comment:
Yes, it should definately be os.sterror. Dunno how I ended up omitting that,
sorry.
--
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8573
___
Raymond Hettinger rhettin...@users.sourceforge.net added the comment:
Am closing this. It would make no sense to change simple, pure python code to
support objects implementing only one of the rich comparison methods. People
implementing rich comparisons need to implement all six if they
Raymond Hettinger rhettin...@users.sourceforge.net added the comment:
I don't think the set methods can make assumptions about whether instances of
the Set API can be made frozen. It is okay to restrict this to just instances
of set where we know its internal structure and know that its
Giampaolo Rodola' g.rod...@gmail.com added the comment:
It slipped under my radar as well. Thanks.
Fixed in r81294 (trunk), r81298 (2.6), r81299 (3.2) and r81300 (3.1) which also
add tests and include NameError in the list of possible exceptions in case
os.strerror() is not supported on the
Changes by Giampaolo Rodola' g.rod...@gmail.com:
--
resolution: - fixed
status: open - closed
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8573
___
STINNER Victor victor.stin...@haypocalc.com added the comment:
My patch to fix #8513 does also fix the examples of this issue and so I think
that the canonicalization is no more needed. I will only reopen the issue if I
find a good reason to apply the patch :-)
--
resolution: - fixed
New submission from Daniel Stutzbach dan...@stutzbachenterprises.com:
some_set in some_set_of_sets contains a race condition that can lead to odd
behavior. To perform the test, the set_contains() function in setobject.c
creates a temporary frozenset object (t), swaps the bodies of some_set
New submission from Alex alex.gay...@gmail.com:
We do the same thing for a BUILD_LIST followed by a COMPARE_OP (in).
--
components: Interpreter Core
messages: 106008
nosy: alex
priority: normal
severity: normal
status: open
title: BUILD_LIST followed by BINARY_SUBSCR can be optimized to
New submission from Sridhar Ratnakumar sridh...@activestate.com:
sridh...@triple:~$ /opt/ActivePython-2.7/bin/python -c import sys; print
sys.path; import cmdln
['', '/opt/ActivePython-2.7/lib/python27.zip',
'/opt/ActivePython-2.7/lib/python2.7',
STINNER Victor victor.stin...@haypocalc.com added the comment:
The test was introduced by r80066 (issue #7301).
--
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8589
___
New submission from Orlando Irrazabal oirr...@mendoza.gov.ar:
Build of Python 2.6.5 on AIX 5.3 fails with the below error message.
The configure line is:
./configure
[...]
building '_multiprocessing' extension
cc_r -qlanglvl=extc89 -DNDEBUG -O -DHAVE_SEM_OPEN=1 -DHAVE_FD_TRANSFER=1
STINNER Victor victor.stin...@haypocalc.com added the comment:
os.environ is decoded with sys.getfilesystemencoding(), whereas PYTHONWARNINGS
is decoded with the locale encoding (locale.getpreferredencoding()) :-/
--
___
Python tracker
STINNER Victor victor.stin...@haypocalc.com added the comment:
Attached patch creates PySys_AddWarnOptionUnicode() function and decodes
PYTHONWARNINGS variable with the file system encoding (as it is done for
os.environ, to be consistent) instead of the locale encoding.
The patch only
Leonhard Vogt leonhard.v...@gmx.ch added the comment:
I changed the documentation regarding string not allowed as start argument and
performance
I included the list concatenation with itertools.chain from
http://groups.google.com/group/comp.lang.python/msg/33e764d0ac41826a
patch is based on
New submission from STINNER Victor victor.stin...@haypocalc.com:
In unicodeobject.h, you can see:
# define PyUnicode_CompareWithASCII PyUnicodeUCS2_CompareASCII
...
# define PyUnicode_CompareWithASCII PyUnicodeUCS4_CompareWithASCII
...
PyAPI_FUNC(int) PyUnicode_CompareWithASCIIString(
STINNER Victor victor.stin...@haypocalc.com added the comment:
r81314 fixes 2 calls in _PyModule_Clear().
--
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue6697
___
Daniel Stutzbach dan...@stutzbachenterprises.com added the comment:
Here's a patch that adds test cases. It exercises all of the following special
methods on Set and Mapping to ensure that they return NotImplemented if they
don't recognize the other type.
lt, gt, le, ge, eq, ne, or, and,
New submission from andrew atc...@gmail.com:
After debugging for a while I finally released that I stumbled across a Python
bug (at least I believe it is). Here is a proof of concept that produces the
issue:
!/usr/bin/python
class blah:
def __init__(self, items=[]):
self.items =
STINNER Victor victor.stin...@haypocalc.com added the comment:
r81320 fixes a call in vgetargskeywords() (PyArg_ParseTupleAndKeywords).
--
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue6697
STINNER Victor victor.stin...@haypocalc.com added the comment:
r81321 fixes 2 calls in builtin_input() (if sys.stdin or sys.stdout encoding
contain a surrogate: this is *very* unlikely :-)).
--
___
Python tracker rep...@bugs.python.org
STINNER Victor victor.stin...@haypocalc.com added the comment:
r81322 fixes 2 calls in textio.c.
--
___
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___
STINNER Victor victor.stin...@haypocalc.com added the comment:
r81323 fixes 4 calls in _sqlite.
--
___
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___
STINNER Victor victor.stin...@haypocalc.com added the comment:
r81324 fixes 2 calls in typeobject.c
--
___
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___
Changes by STINNER Victor victor.stin...@haypocalc.com:
Removed file: http://bugs.python.org/file16461/pythonrun-py3k.patch
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue6697
___
STINNER Victor victor.stin...@haypocalc.com added the comment:
Remove pyunicode_asstringordefault.patch and pythonrun-py3k.patch because the
new _PyUnicode_AsStringOrDefault() function was rejected (and it's easy to
avoid it).
--
___
Python tracker
Changes by STINNER Victor victor.stin...@haypocalc.com:
Removed file: http://bugs.python.org/file16458/pyunicode_asstringordefault.patch
___
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http://bugs.python.org/issue6697
___
Terry J. Reedy tjre...@udel.edu added the comment:
I refinement would be to only quote when there is whitespace in the name, but I
do not know how well that works with unicode versus ascii.
--
___
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Changes by Terry J. Reedy tjre...@udel.edu:
--
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Terry J. Reedy tjre...@udel.edu added the comment:
A refinement would be to only quote when there is whitespace in the name, but I
do not know how well that works with unicode versus ascii.
--
___
Python tracker rep...@bugs.python.org
R. David Murray rdmur...@bitdance.com added the comment:
This is not a bug, it's how Python works. Default values are computed at
function definition time, so there's only one list across all the function
invocations.
--
nosy: +r.david.murray
resolution: - invalid
stage: -
STINNER Victor victor.stin...@haypocalc.com added the comment:
tlesher If you don't have time to update the patch, let me know and I'll put
one together.
I would be happy if you write a new patch :-)
--
___
Python tracker rep...@bugs.python.org
Ray.Allen ysj@gmail.com added the comment:
Here is the explanation from Python Language Reference 7.6: Function Definitions
When one or more top-level parameters have the form parameter = expression, the
function is said to have ``default parameter values.'' For a parameter with a
default
Michele vo.s...@gmail.com added the comment:
Attached ccbench-osx.log made today on OSX on latest svn checkout. Hope it helps
--
nosy: +Michele
Added file: http://bugs.python.org/file17393/ccbench-osx.log
___
Python tracker rep...@bugs.python.org
Ilya Sandler ilya.sand...@gmail.com added the comment:
I tried to understand the cause of failures and I don't see how test_pdb2 could
have caused them ;-).
Here is the relevant part of buildbot timeline:
http://www.python.org/dev/buildbot/trunk/?last_time=1273368351show_time=7400
The only
Evelyn Mitchell efm-pythonb...@tummy.com added the comment:
Fixed for 3.2 branch.
--
keywords: +patch
nosy: +efm
Added file: http://bugs.python.org/file17394/telnetlib3.2.diff
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8707
Evelyn Mitchell efm-pythonb...@tummy.com added the comment:
Fixed for 2.6 branch
--
Added file: http://bugs.python.org/file17395/telnetlib2.6.diff
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8707
Evelyn Mitchell efm-pythonb...@tummy.com added the comment:
Fixed for 2.7 branch
--
Added file: http://bugs.python.org/file17396/telnetlib2.7.diff
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8707
Evelyn Mitchell efm-pythonb...@tummy.com added the comment:
Fixed for 3.1 branch
--
Added file: http://bugs.python.org/file17397/telnetlib3.1.diff
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue8707
Brett Cannon br...@python.org added the comment:
It wouldn't matter (at least in Python 3) as str is unicode-aware. It's more
about whether it's worth special-casing the output. I say no and just go with
using the repr.
--
___
Python tracker
Raymond Hettinger rhettin...@users.sourceforge.net added the comment:
Here's a possible fix:
def __isub__(self, it):
if it is self:
self.clear()
else:
for value in it:
self.discard(value)
return self
--
nosy: +rhettinger
versions: +Python 2.6,
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