[issue6148] Help well execute code it is called on

Ezio Melotti added the comment: Default args are evaluated when the module is imported, if the arg is a function call, the function is called. You can see how the file is created just after the import, you don't even need to call help(). This behavior is documented here: http://docs.python.org/

[issue6148] Help well execute code it is called on

New submission from Ian Miers : when calling help() from the python interpreter on a function whose default argument is provided by another function ( e.g. def foo(bar=baz() ) : ), help will call baz(). This can cause problems because baz() can alter statefull data like a file or databas

[issue3061] time.strftime() always decodes result with UTF-8

Martin v. Löwis added the comment: Committed as r73043, r73044 -- resolution: -> fixed status: open -> closed ___ Python tracker ___

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Martin v. Löwis added the comment: > Returning the same object vs new object for bound methods is a > non-guaranteed implementation detail (as long the other semantics remain > true). I think Martin's real concern is that trying to intern bound > methods would be a can of worms (one that I wou

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Raymond Hettinger added the comment: [AP] > Does this optimization actually help in real-world cases? Yes and no. Yes, there are real world cases like ','.join and '{}'.format that are dramatically sped-up. No, there are probably no real-world programs that are sped-up significantly in their

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Raymond Hettinger added the comment: Returning the same object vs new object for bound methods is a non-guaranteed implementation detail (as long the other semantics remain true). I think Martin's real concern is that trying to intern bound methods would be a can of worms (one that I wouldn't

[issue6147] multithreading.Pool.map() crashes Windows computer

Jesse Noller added the comment: Can you wrap the execution of the main code in a if __name__ == "__main__": block, as shown in the documentation? Failure to do so can cause a fork bomb on windows -- ___ Python tracker

[issue1563] asyncore and asynchat incompatible with Py3k str and bytes

Josiah Carlson added the comment: You can probably close this unless someone says otherwise. asyncore/asynchat work in Python 3.0+, as long as only bytes are passed. As of right now, this is a request for documentation stating "you can only send/receive bytes"...which may be implicit with t

[issue6147] multithreading.Pool.map() crashes Windows computer

Changes by Benjamin Peterson : -- assignee: -> jnoller nosy: +jnoller status: open -> ___ Python tracker ___ ___ Python-bugs-list mai

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Antoine Pitrou added the comment: Does this optimization actually help in real-world cases? -- nosy: +pitrou ___ Python tracker ___ __

[issue6147] multithreading.Pool.map() crashes Windows computer

New submission from Alex James : When calling multithreading.Pool().map() to distribute computational load I've recently got system crashes. The attached minimalist script exhibits this issue. On a Windows Vista home premium sp1 running Python 2.6.2 on a dual-core laptop, the script stops ex

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Collin Winter added the comment: On Fri, May 29, 2009 at 3:45 PM, Martin v. Löwis wrote: > py> s = "" > py> s.join is s.join > False > > Every time you read it, you get a new object. Not what I would call a > constant. If you don't see how this matters, try > > def foo(): >  return "".join > >

[issue2742] example code does not work

Gordon Fogus added the comment: I am having this issue again with python code running under python 2.6.2 compiled from source on May 28, 2009 in CentOS 5.3. The patch in the socketmodule.diff file does not seem to be applied to the socketmodule.c file in the current 2.6.2 in http://www.python.o

[issue3585] pkg-config support

Martin v. Löwis added the comment: > Ouch, unfortunately it seems my distribution doesn't package autoconf > 2.61. Is there any risk in installing it from scratch? I usually install it into a private location, such as ~/ac261. This is absolutely safe. -- __

[issue2919] Merge profile/cProfile in 3.0

Humberto Diogenes added the comment: How is this going? -- nosy: +hdiogenes ___ Python tracker ___ ___ Python-bugs-list mailing list U

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Terry J. Reedy added the comment: You are right, of course: bound methods are currently created fresh on each access, even though each is equal except for identity. I was thinking in terms of >>> str.join is str.join True This appears to be a classic time-space tradeoff: caching bound methods

[issue6146] markup error in Doc/library/rlcompleter.rst

New submission from Trundle : There is a small markup error in the description of Completer objects. The attached patch fixes this. -- assignee: georg.brandl components: Documentation files: rlcompleter_doc_markup.patch keywords: patch messages: 88551 nosy: Trundle, georg.brandl severity

[issue3585] pkg-config support

Antoine Pitrou added the comment: Ouch, unfortunately it seems my distribution doesn't package autoconf 2.61. Is there any risk in installing it from scratch? -- ___ Python tracker _

[issue3585] pkg-config support

Martin v. Löwis added the comment: > I did get that message (and got puzzled by it). > I worked around it by reading the file in universal newlines mode and > saving it again. I believe this has broken part of the configure script. There is an ac_cr variable that is supposed to hold a sole carr

[issue2775] Implement PEP 3108

Changes by R. David Murray : -- versions: +Python 2.7, Python 3.1, Python 3.2 -Python 2.6, Python 3.0 ___ Python tracker ___ ___ Python

[issue3061] time.strftime() always decodes result with UTF-8

Benjamin Peterson added the comment: 2009/5/29 Martin v. Löwis : > > Martin v. Löwis added the comment: > > Benjamin Peterson wrote: >> Benjamin Peterson added the comment: >> >> Can you use test_support.run_with_locale? > > I don't think so. IIUC, run_with_locale will fallback to not > settin

[issue3061] time.strftime() always decodes result with UTF-8

Martin v. Löwis added the comment: Benjamin Peterson wrote: > Benjamin Peterson added the comment: > > Can you use test_support.run_with_locale? I don't think so. IIUC, run_with_locale will fallback to not setting the locale if none of the listed locales actually works on the system. This wou

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Martin v. Löwis added the comment: Terry J. Reedy wrote: > Terry J. Reedy added the comment: > > Martin, I agree that we would have to think carefully about all > attributes of all constants loaded by LOAD_CONST, and about > special-casing marshal, but given that "'str' object attribute 'join'

[issue1563] asyncore and asynchat incompatible with Py3k str and bytes

R. David Murray added the comment: Reducing priority since the critical issues seem to have been resolved already. Also retargeting for 3.2 since 3.1 is about to go rc. -- nosy: +r.david.murray priority: critical -> normal versions: +Python 3.2 -Python 3.0

[issue3585] pkg-config support

Antoine Pitrou added the comment: > Yes: it puts a carriage-return character into configure > which completely confuses subversion. > > I'm puzzled how you were able to commit the generated > files; subversion should have reported an error > > svn: File 'configure' has inconsistent newlines >

[issue3585] pkg-config support

Martin v. Löwis added the comment: > Oops, sorry. Are there any known issues with 2.63? Yes: it puts a carriage-return character into configure which completely confuses subversion. I'm puzzled how you were able to commit the generated files; subversion should have reported an error svn: File

[issue4486] Exception traceback is incorrect for strange exception handling

Changes by R. David Murray : -- assignee: barry -> versions: +Python 3.1, Python 3.2 ___ Python tracker ___ ___ Python-bugs-list maili

[issue4236] Crash when importing builtin module during interpreter shutdown

Changes by R. David Murray : -- components: +Interpreter Core stage: -> needs patch type: -> crash versions: +Python 2.6, Python 2.7, Python 3.1, Python 3.2 ___ Python tracker _

[issue6145] distutils.extension.read_setup_file misinterprets -C switch

New submission from Lorenz Quack : I'm not sure if this is a bug or some weird backward-compatible behaviour... In "distutil.extension.read_setup_file" it checks for the "-C" switch but then appends "word" instead of "value" So if you pass "-C-Wall" it actually passes exactly that to the compile

[issue3821] trace module bug when using --missing

R. David Murray added the comment: Brett Cannon apparently fixed this in r69111 for 3.1. I merged it to the 30-maint branch in r73030. It would be nice to add the tests, but they don't currently pass (test_coverage_ignore fails). I don't know if that's a test bug or a code bug, not being fami

[issue6144] [IDLE] UnicodeDecodeError when invoking force-open-completions

New submission from jamesie : IDLE 3.1b1 crashes when I press Control-SPACE in order to invoke Show Completions from the Edit submenu. When I run that funtionality from the menu it works ok. Traceback (most recent call last): File "/usr/local/bin/idle3", line 5, in main() File "/usr/loc

[issue6143] IDLE - an extension to clear the shell window

New submission from Roger Serwy : I noticed that the feature to clear the shell window has been a discussion topic in the IDLE-dev archives for a few years. Here's an extension that can clear the contents of the shell window. It provides "Clear Shell Window" under "Options" and a key binding. T

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Raymond Hettinger added the comment: Attaching a rough patch for caching constant attribute lookups. Has an open TODO for adding the new name to co->co_varnames. -- Added file: http://bugs.python.org/file14115/constattr.diff ___ Python tracker

[issue2292] Missing *-unpacking generalizations

Guido van Rossum added the comment: > I was hoping this would make 3.1. Too late, I guess. What about 3.2? Here's what I said before: """ I think we should either get this into the 3.0a5 release planned for May 7, or wait for 3.1. I'd prefer to see some kind of PEP discussion on the python-

[issue6001] Test discovery for unittest

Michael Foord added the comment: Committed in revision 73027. -- resolution: -> accepted status: open -> closed ___ Python tracker ___ __

[issue6139] Typo in email.base64mime

Georg Brandl added the comment: Fixed in r73028. -- nosy: +georg.brandl resolution: -> fixed status: open -> closed ___ Python tracker ___ __

[issue6100] Expanding arrays inside other arrays

Terry J. Reedy added the comment: I agree. This and more is part of #2292 -- nosy: +tjreedy resolution: -> duplicate status: open -> closed superseder: -> Missing *-unpacking generalizations ___ Python tracker _

[issue2292] Missing *-unpacking generalizations

Terry J. Reedy added the comment: I was hoping this would make 3.1. Too late, I guess. What about 3.2? -- nosy: +tjreedy ___ Python tracker ___

[issue3061] time.strftime() always decodes result with UTF-8

Benjamin Peterson added the comment: Can you use test_support.run_with_locale? -- ___ Python tracker ___ ___ Python-bugs-list mailing

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Raymond Hettinger added the comment: I'm working a better patch now. Will give to collin to review when it's ready. Here's a draft of the new opcode: TARGET(LOAD_CONST_ATTR) u = GETLOCAL(oparg);/* Cached attribute or NULL */

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Terry J. Reedy added the comment: Martin, I agree that we would have to think carefully about all attributes of all constants loaded by LOAD_CONST, and about special-casing marshal, but given that "'str' object attribute 'join' is read-only", how is ''.join not a constant? Do you have another e

[issue3061] time.strftime() always decodes result with UTF-8

Changes by R. David Murray : -- versions: +Python 3.1 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: http://mai

[issue5922] Multi-with patch

R. David Murray added the comment: This was applied by Georg in r72925. -- nosy: +r.david.murray resolution: -> accepted stage: patch review -> committed/rejected status: open -> closed type: -> feature request ___ Python tracker

[issue6127] Unexpected universal newline behavior (newline duplication) in Windows

Terry J. Reedy added the comment: FWIW, WindowsXP, Py3.1b1, May 7 >>> io.StringIO('foo\r\nbar\r\n', newline=None).read() 'foo\nbar\n' I believe there were changes to io after April 14 for May 7 release, so this may be fixed in 2.6.3 branch already. -- nosy: +tjreedy _

[issue6119] Confusing DeprecationWarning

Terry J. Reedy added the comment: I believe that is a bug. The warning should be about 'order comparisons', which did disappear, and not 'inequality comparisons', and should not trigger on == or !=. -- nosy: +tjreedy ___ Python tracker

[issue6132] Implement the GIL with critical sections in Windows

Phillip Sitbon added the comment: Tabified new code and removed one C++-style comment. -- Added file: http://bugs.python.org/file14114/thread_nt.h.patch ___ Python tracker ___ __

[issue6132] Implement the GIL with critical sections in Windows

Changes by Phillip Sitbon : Removed file: http://bugs.python.org/file14096/thread_nt.h.patch ___ Python tracker ___ ___ Python-bugs-list mailin

[issue3061] time.strftime() always decodes result with UTF-8

Martin v. Löwis added the comment: It's difficult to test. The only test I can think of is one that gets skipped if the fr_FR (say) locale is not configured. The test would then try to find out what the name of February is, which should return a string (see issue5562). -- _

[issue6141] missing first argument on subprocess.Popen w/ executable

R. David Murray added the comment: Fixed in r73026, thanks. -- resolution: -> fixed stage: -> committed/rejected status: open -> closed ___ Python tracker ___ _

[issue6102] When the package has non-ascii path and .pyc file, we cannot import them.

Terry J. Reedy added the comment: Am closing based on 'My problem seems resolved'. I don't know whether it will be fixed in 3.0.2 or not, but that is pretty much a moot point. -- nosy: +tjreedy resolution: -> fixed status: open -> closed ___ Python

[issue6141] missing first argument on subprocess.Popen w/ executable

Georg Brandl added the comment: Patch looks good, just replace `ps` by :program:`ps` please. -- ___ Python tracker ___ ___ Python-bugs

[issue3061] time.strftime() always decodes result with UTF-8

Benjamin Peterson added the comment: The patch looks good. (Can this be tested?) -- nosy: +benjamin.peterson ___ Python tracker ___ __

[issue6092] Changed Shortcuts don't show up in menu

jamesie added the comment: At least for Run in the main menu the changed shortcut shows up after a restart of IDLE. Nevertheless in the Options dialog the string "F5" seems to be hard coded. -- ___ Python tracker _

[issue3585] pkg-config support

Antoine Pitrou added the comment: > Antoine: Don't use autoconf 2.63 to generate pyconfig.h.in and > configure. Use 2.61 instead (until it is agreed to switch to a newer > version). Oops, sorry. Are there any known issues with 2.63? -- ___ Python tr

[issue3061] time.strftime() always decodes result with UTF-8

Martin v. Löwis added the comment: Here is a patch that resolves this issue for systems supporting wcsftime, which should be the majority of systems on which the problem can occur. -- keywords: +patch priority: high -> release blocker Added file: http://bugs.python.org/file14113/wcsftim

[issue3585] pkg-config support

Martin v. Löwis added the comment: Antoine: Don't use autoconf 2.63 to generate pyconfig.h.in and configure. Use 2.61 instead (until it is agreed to switch to a newer version). -- nosy: +loewis ___ Python tracker _

[issue5562] Locale-based date formatting crashes on non-ASCII data

Martin v. Löwis added the comment: This is a duplicate of issue 3061. -- resolution: -> duplicate status: open -> closed superseder: -> time.strftime() always decodes result with UTF-8 ___ Python tracker

[issue5903] strftime fails in non UTF-8 locale

Martin v. Löwis added the comment: This is a duplicate of issue 3061. -- nosy: +loewis resolution: -> duplicate status: open -> closed superseder: -> time.strftime() always decodes result with UTF-8 ___ Python tracker

[issue6133] LOAD_CONST followed by LOAD_ATTR can be optimized to just be a LOAD_COST

Changes by Collin Winter : -- nosy: +collinwinter ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: http://mail.py

[issue6097] Encoded surrogate characters on command line not escaped in sys.argv

Martin v. Löwis added the comment: Thanks for the patch. Committed as r73020. -- nosy: +loewis resolution: -> accepted status: open -> closed ___ Python tracker ___

[issue4873] Refcount error and file descriptor leaks in pwd, grp modules

Martin v. Löwis added the comment: Thanks for the patch. Committed as r73016, r73017, r73018, r73019. -- nosy: +loewis resolution: -> accepted status: open -> closed ___ Python tracker

[issue6142] Distutils doesn't remove .pyc files

New submission from James : Priority: 4 Keywords: patch, distutils, pyc Comment: I posted this on the distutils mailing list, and they said I should post it here instead. --- Hi, I'm certaintly new to distutils and setuptools, however I figured I'd send in this patch, and either it will get merg

[issue4859] pwd, spwd, grp functions vulnerable to denial of service

Martin v. Löwis added the comment: Thanks for the patches. Committed as r73015. -- resolution: -> accepted status: open -> closed ___ Python tracker ___

[issue6141] missing first argument on subprocess.Popen w/ executable

R. David Murray added the comment: The way it works is the way most programmers expect it to work, even though most get bitten by it more than once. So the behavior isn't going to change. I've attached a doc fix, but I'm not sure whether or not the 'diplay name' piece applies only to unix, alt

[issue6012] enhance getargs O& to accept cleanup function

Martin v. Löwis added the comment: I have now committed this patch with the proposed modifications as r73014. I don't believe that the additional destr call is necessary, as releasing the capsule will invoke destr already. -- resolution: -> fixed status: open -> closed __

[issue672115] Assignment to __bases__ of direct object subclasses

Amaury Forgeot d'Arc added the comment: Lars, I think that your question has a simple explanation, and is not related to the original issue: - On 4th line, the variable named "A" is bound to a new type object. This type has no attribute by itself. - The first dir(A) displays the attributes of th

[issue6131] test_modulefinder leaks when run after test_distutils

Hirokazu Yamamoto added the comment: I tracked down more deeper. LoggingSilencer.setUp() was called twice, so restoration of log.Log._log was not done correctly. log.Log._log becomes method of TestCase class after test done in most cases. Probably this keeps reference to TestCase and its instan

[issue6131] test_modulefinder leaks when run after test_distutils

Hirokazu Yamamoto added the comment: Well, I don't know... But probably mixing super() and non super() caused too many call of setUp() or tearDown(). I saw such case before. To track down this, probably this info helps. 1. Revert to previous revision of distutils 2. Remove distutils tests excep

[issue4618] print_function and unicode_literals don't work together

Changes by John Szakmeister : -- nosy: +jszakmeister ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: http://mail

[issue6131] test_modulefinder leaks when run after test_distutils

Tarek Ziadé added the comment: done thx for the help. Do you happen to know the exact reason why using super rather than an explicit call avoids the leaking ? -- status: open -> closed versions: +Python 2.6, Python 2.7, Python 3.0 ___ Python tracker

[issue3329] API for setting the memory allocator used by Python

Changes by John Szakmeister : -- nosy: +jszakmeister ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: http://mail

[issue6141] missing first argument on subprocess.Popen w/ executable

New submission from Lie Ryan : Following from http://comments.gmane.org/gmane.comp.python.tutor/55576 >>> import subprocess >>> subprocess.Popen(['a', 'b', 'c', 'd'], executable='echo') b c d instead of the (what I) expected result a b c d I suggests two possible change: 1. add another option

[issue4829] confusing error for file("foo", "w++")

John Szakmeister added the comment: On trunk, it seems that it's perfectly happy if you specify more than one '+': Python 2.7a0 (trunk, May 29 2009, 05:57:26) [GCC 4.0.1 (Apple Inc. build 5470) (Aspen 5470.3)] on darwin Type "help", "copyright", "credits" or "license" for more information. >>

[issue6131] test_modulefinder leaks when run after test_distutils

Changes by Hirokazu Yamamoto : Added file: http://bugs.python.org/file14110/release26maint.patch ___ Python tracker ___ ___ Python-bugs-list ma

[issue6131] test_modulefinder leaks when run after test_distutils

Hirokazu Yamamoto added the comment: Done in r73010. I think it would be better to patch release26maint.patch for release26-maint (and same patch for release30-maint) to complete super() issue. -- ___ Python tracker

[issue6131] test_modulefinder leaks when run after test_distutils

Tarek Ziadé added the comment: Thanks, it fixed it. Applied in the trunk. Can you guys merge r73008 into Py3k please ? I have a problem today, I can't build py3k on Mac OS X anymore, I am trying to figure out why. -- ___ Python tracker

[issue6131] test_modulefinder leaks when run after test_distutils

Changes by Tarek Ziadé : -- assignee: -> tarek ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: http://mail.pyth

[issue5274] sys.exc_info()[1] - different handling from str() and unicode() - py 2.6

Georg Brandl added the comment: Duplicate of #6108. -- nosy: +georg.brandl resolution: -> duplicate status: open -> closed superseder: -> unicode(exception) behaves differently on Py2.6 when len(exception.args) > 1 ___ Python tracker

[issue6097] Encoded surrogate characters on command line not escaped in sys.argv

Changes by Ezio Melotti : -- nosy: +ezio.melotti ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: http://mail.pyt