On 04/20/2015 07:59 AM, subhabrata.bane...@gmail.com wrote:
Dear Group,
I am trying to open multiple files at one time.
I am trying to do it as,
for item in [ one, two, three ]:
f = open (item + world.txt, w)
f.close()
This is fine.
But it does not open multiple files at
Serhiy Storchaka added the comment:
Usually converters are named by the C type of the result. May be rename the
str converter to pchar?
--
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue24001
VanL added the comment:
Given the generally positive comments, here are patches for 2.7, 3.3, 3.4, and
3.5 (3.5 patch updated to also include urllib.request).
--
Added file: http://bugs.python.org/file39153/recommend_requests_2.patch
___
Python
Changes by Yury Selivanov yseliva...@gmail.com:
--
dependencies: +PEP 479: Change StopIteration handling inside generators
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue24017
___
Terry J. Reedy added the comment:
I agree. The resolution is that help fails for objects that do not exist on
the platform. We do not supply non-functional dummy objects that only exist to
document non-support. Any objects with undocumented platform-specific behavior
should be handled on a
STINNER Victor added the comment:
Does the implementation depends on the implementation of the PEP 479? (issue
#22906)
Attaching a patch generated with mercurial
Next time, if possible, try to skip generated files. Maybe write a script for
that, but sorry I don't know how :-(
--
Changes by Łukasz Langa luk...@langa.pl:
--
assignee: - lukasz.langa
nosy: +lukasz.langa
___
Python tracker rep...@bugs.python.org
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___
Changes by Terry J. Reedy tjre...@udel.edu:
--
stage: test needed - patch review
versions: +Python 3.5 -Python 3.4
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue12606
___
Dmitry Kazakov added the comment:
Here's the documentation patch.
--
Added file: http://bugs.python.org/file39152/traceback_limit_doc.diff
___
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http://bugs.python.org/issue22619
Changes by Martin Panter vadmium...@gmail.com:
--
nosy: +vadmium
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___
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Chris Angelico ros...@gmail.com writes:
@cmdline
def adduser(user: Name of user to add, password: Password for the
new user=):
Add a new user
Does this conflict with type signature proposals using that annotation
mechanism? I guess that means PEP 0484 but I've lost track of what's
where.
STINNER Victor added the comment:
Reading msg120918 and msg120940 it looks as if work has been completed so
this can be closed as fixed.
Attached patch contains more fixes.
--
___
Python tracker rep...@bugs.python.org
Roundup Robot added the comment:
New changeset c9239543235e by Benjamin Peterson in branch '3.4':
recommend requests library (closes #23989)
https://hg.python.org/cpython/rev/c9239543235e
New changeset 3cf2990d19ab by Benjamin Peterson in branch '2.7':
recommend requests library (closes #23989)
On Tue, Apr 21, 2015 at 11:13 AM, Paul Rubin no.email@nospam.invalid wrote:
Chris Angelico ros...@gmail.com writes:
@cmdline
def adduser(user: Name of user to add, password: Password for the
new user=):
Add a new user
Does this conflict with type signature proposals using that
Roundup Robot added the comment:
New changeset 1764d42b340d by Greg Ward in branch 'default':
#17445: difflib: add diff_bytes(), to compare bytes rather than str
https://hg.python.org/cpython/rev/1764d42b340d
--
nosy: +python-dev
___
Python tracker
Changes by Greg Ward g...@gerg.ca:
--
resolution: - fixed
status: open - closed
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue17445
___
___
Changes by Christian Heimes li...@cheimes.de:
--
nosy: +christian.heimes
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue23989
___
___
Announcing Hooked
Hooked is a pure python hotkey module. There are some great options such as
pyHook, and pyhk, but I wanted a pure Python version so all Python
implementations could use hotkeys.
Now, an example!
def foo():
print I was triggered by Ctrl+B!
from hooked import hook
Raymond Hettinger added the comment:
For the other ABCs, if you define the required abstract methods, you get
working versions of all the mixin methods.
In the case of the Generator ABC, throw() and close() are useless empty stub
methods. In the other ABCs, we leave optional methods out
On Monday, April 20, 2015 at 9:14:23 AM UTC+5:30, Chris Angelico wrote:
I definitely don't see how a non-text source code format would improve
on it. Feel like elaborating?
You are putting emphasis on the 'non'. This puts you into an oscillatory system
between tautology and contradiction:
How
William Orr added the comment:
I've incorporated some of the feedback from the reviews into this new patch. I
used the PyMem_Raw* functions to do allocation to avoid having to acquire the
GIL and also avoid complciations from the builtin memory allocator, since I'm
not using python objects.
Changes by Berker Peksag berker.pek...@gmail.com:
--
stage: commit review - resolved
___
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___
___
Raymond Hettinger added the comment:
we *still* have no documented guarantees of reproducibility,
so maybe it's safe to go ahead and change this. Raymond?
It is documented here:
https://docs.python.org/3/library/random.html#notes-on-reproducibility
The idea that is that algorithms (and
Changes by Yury Selivanov yseliva...@gmail.com:
--
assignee: - yselivanov
___
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___
___
Stefan Behnel added the comment:
Here's a new patch that addresses the review comments. I kept throw() and
close() non-abstract and added an example to the tests instead that implements
a minimal generator by inheriting these methods from the Generator base class,
using it as a mixin. It only
New submission from Mahmoud Hashemi:
The encoding keyword argument to the Python 3 str() and Python 2 unicode()
constructors is excessively constraining to the practical use of these core
types.
Looking at common usage, both these constructors' primary mode is to convert
various objects into
On Tue, Apr 21, 2015 at 3:43 PM, Sayth flebber.c...@gmail.com wrote:
If you were asked to right a song to teach new python programmers the core
concepts of python to new pythonistas could you?
What would be your song?
song and mnemonics are a key to learning and memorizing but very rarely
Chris Angelico ros...@gmail.com writes:
Does this conflict with type signature proposals
In the sense that you can't use both together, yes. But docstringargs
follows the rule of if you're going to use annotations, also use a
decorator; and the decorator removes all the annotations it uses.
Bhuvan Arumugam added the comment:
For the record, this bug is still open.
The proposed patch is not merged in any of branches.
The prompt for raw_input in all versions, go to stderr.
--
nosy: +bhuvan
___
Python tracker rep...@bugs.python.org
Yury Selivanov added the comment:
Attaching a revised patch (all Victor's comments but asyncio changes)
--
Added file: http://bugs.python.org/file39155/await_02.patch
___
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http://bugs.python.org/issue24017
On Tue, Apr 21, 2015 at 1:44 PM, Paul Rubin no.email@nospam.invalid wrote:
Chris Angelico ros...@gmail.com writes:
Does this conflict with type signature proposals
In the sense that you can't use both together, yes. But docstringargs
follows the rule of if you're going to use annotations, also
Chris Angelico ros...@gmail.com writes:
@cmdline
def adduser(
user: {cmdline: Name of user to add, typing: str},
password: {cmdline: Password for the new user, typing: str}=):
Add a new user
In the case of just one decorator, the dictionary could be omitted. The
Masayuki Yamamoto added the comment:
This issue resolved on default branch in #20597 .
In 3.4 branch latest, PATH_MAX seems unused already in Modules/main.c:12 and
Python/pythonrun.c:35.
I want to cherry-pick #20597 to 3.4 branch.
--
nosy: +masamoto
Stefan Behnel added the comment:
Next question: should inspect.isgenerator() be changed? Or should its usages be
replaced by isinstance(obj, Generator) ?
--
___
Python tracker rep...@bugs.python.org
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Chris Angelico ros...@gmail.com writes:
PEP 484 says that type hints don't need a decorator, but if it were
anything else, then yes, it'd need a second decorator. But what if one
of the annotation usages wants to be a dictionary? How can you elide
the outer dictionary and still recognize
Raymond Hettinger added the comment:
There is a separate report for taking care of the identity check for contains:
https://bugs.python.org/issue23986
I think notes about crazy hashes shouldn't spill all over our docs. At best,
it warrants a FAQ entry about how hash tables work.
The risk
I have program that generates about 100 relatively complex graphics and
writes then to a pdf book.
It takes a while!
Is there any possibility of using multiprocessing to build the graphics
and then use several calls to savefig(), i.e. some kind of graphic's
objects?
Thanks for any help/comments.
Stefan Behnel added the comment:
Is it a problem that the check can't be done in a fast way from C code?
C code can still quickly special case the generator type in the positive case,
and it will usually be interested in an exact type match anyway. Determining
that an object is *not*
Martin Panter added the comment:
I agree that there is no big reason why we should force generators to stop
working after close(). Your new default implementation of close() is probably
the right thing too. I added a few new comments on Reitveld.
--
If you were asked to right a song to teach new python programmers the core
concepts of python to new pythonistas could you?
What would be your song?
song and mnemonics are a key to learning and memorizing but very rarely used,
at least in my experience with programming.
Yet everyone knows
Chris Angelico ros...@gmail.com writes:
Other decorators have to be able to recognize whether there's an outer
dictionary or not. That means they have to dig into the annotating
object to inquire as to whether or not their thing is there.
I'm imagining the annotation consumers themselves being
Paul Rubin no.email@nospam.invalid writes:
If there's only one annotation it can take a dictionary without an outer
one. If there's more than one annotation
Hmm, I see what you might be getting at: the decorators run
innermost-first so only the outer ones can tell if there are multiple
ones
On Tue, Apr 21, 2015 at 2:33 PM, Paul Rubin no.email@nospam.invalid wrote:
Chris Angelico ros...@gmail.com writes:
@cmdline
def adduser(
user: {cmdline: Name of user to add, typing: str},
password: {cmdline: Password for the new user, typing: str}=):
Add a new user
In
On Tue, Apr 21, 2015 at 3:08 PM, Paul Rubin no.email@nospam.invalid wrote:
Chris Angelico ros...@gmail.com writes:
PEP 484 says that type hints don't need a decorator, but if it were
anything else, then yes, it'd need a second decorator. But what if one
of the annotation usages wants to be a
Antoine Pitrou added the comment:
Is it a problem that the check can't be done in a fast way from C code?
Other than that, sounds good to me.
--
nosy: +pitrou
___
Python tracker rep...@bugs.python.org
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Paul Moore added the comment:
Alternatively, return int(self.numerator) / int(self.denominator). After all, a
fraction whose numerator can't be represented as a Python (unlimited precision)
integer is a pretty odd sort of fraction...
--
___
Python
R. David Murray added the comment:
The only 'consistency' fix that would make any sense, IMO, would be to disallow
special methods to be descriptors. We can't do that for backward compatibility
reasons, so that's pretty much case closed.
Eric already mentioned one of the other 'capability'
Yury Selivanov added the comment:
Is there any noticeable performance increase with the patch?
Please attach results from https://hg.python.org/benchmarks
--
nosy: +yselivanov
___
Python tracker rep...@bugs.python.org
ANNOUNCING
mxODBC Plone/Zope Database Adapter
Version 2.2.1
for the Plone CMS and Zope server platform
Available for Plone 4.0-4.3 and Plone 5.0,
Mark Lawrence added the comment:
Reading msg120918 and msg120940 it looks as if work has been completed so this
can be closed as fixed.
--
nosy: +BreamoreBoy
___
Python tracker rep...@bugs.python.org
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On Monday, April 20, 2015 at 4:00:16 PM UTC+5:30, Steven D'Aprano wrote:
On Monday 20 April 2015 12:43, Rustom Mody wrote:
You've a 10-file python project in which you want to replace function 'f'
by function 'longname'
How easy is it?
About a thousand times easier than the
Il giorno lunedì 20 aprile 2015 10:29:42 UTC+2, gianluc...@gmail.com ha scritto:
Hi,
i am having a problem when i try to access lotus notes with python, think i
do all ok but it seems something is going wrong because i can't print any db
title even if i've opened the .nsf file.
My code:
Cyd Haselton added the comment:
FYI, I'm on commit c917493dc4ea2c32371da861aca2235f0a08e68e
--
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___
R. David Murray added the comment:
Is there a bug being fixed here? I mean other than socket not handling EINTR,
where I think we agree that handling it is a feature, given the PEP.
--
nosy: +r.david.murray
___
Python tracker rep...@bugs.python.org
Cyd Haselton added the comment:
Ryan,
There's not a python.c in the ./Programs file?
--
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue23496
___
Dear Group,
I am trying to open multiple files at one time.
I am trying to do it as,
for item in [ one, two, three ]:
f = open (item + world.txt, w)
f.close()
This is fine. But I was looking if I do not know the number of
text files I would create beforehand, so not trying
Paul Moore added the comment:
Is it not reasonable to simply say that implementations of numbers.Rational
which allow the numerator and denominator to have types for which true division
doesn't return a float, have to provide their own implementation of __float__()?
It's certainly less
On 20/04/2015 11:30, Steven D'Aprano wrote:
On Monday 20 April 2015 12:43, Rustom Mody wrote:
You've a 10-file python project in which you want to replace function 'f'
by function 'longname'
How easy is it?
About a thousand times easier than the corresponding situation:
You have ten PDF
Eric Snow added the comment:
Also, Python/importlib.h blew up in the diff; should this be included in
the patch?
Yes. It is the frozen bytecode for bootstrapping importlib as the import
system. So changes to bytecode generation like this will propagate there.
--
nosy: +eric.snow
Mark Lawrence added the comment:
As there was no reply to msg109130 (nearly five years ago) can we close this as
won't fix?
--
nosy: +BreamoreBoy
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue6824
Wolfgang Maier added the comment:
Is it not reasonable to simply say that implementations of numbers.Rational
which allow the numerator and denominator to have types for which true
division doesn't return a float, have to provide their own implementation of
__float__()?
Unfortunately,
Ionel Cristian Mărieș added the comment:
My point was about consistency in descriptor handling, not consistency of
fault (eg: broken everywhere). I don't understand why that's not clear
here.
The big idea here is to harmonize capability checking with descriptor
handling. Justifying breakage in
Ionel Cristian Mărieș added the comment:
Also, descriptors are a core mechanism in new-style classes - you can't
have methods without descriptors. Why would you even consider removing
descriptors from the special method lookup if that's part of the object
model design?
On Monday, April 20,
Steven D'Aprano wrote:
Wheels have been round for thousands of years! Why can't we
try something modern, like triangular wheels?
http://en.wikipedia.org/wiki/Reuleaux_triangle
http://blog.geomblog.org/2004/04/square-wheels.html
--
Greg
--
https://mail.python.org/mailman/listinfo/python-list
New submission from Joe Jevnik:
There are a lot of optimizations that are being missed by only running a single
pass of PyCode_Optimize. I originally started by trying to optimize for De
Morgan's Laws in if tests; however, I realized that the issue actually went
away if you run the optimizer
I work in research and mainly use Fortran and Python.
I haven't had any problem with the python indentation. I like it, I find it
simple and easy.
Well, sometimes I may forget to close an IF block with an ENDIF, in Fortran, so
used I am on ending a block just decreasing the indentation, not a
Ilia Kurenkov added the comment:
Hi Berker!
I hope all's well on your end. Let me know if you have questions about the
reasoning behind my changes.
--
___
Python tracker rep...@bugs.python.org
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Wolfgang Maier added the comment:
Good point.
If the numbers ABC guaranteed numerator and denominator to be Integral numbers,
this could be solved by:
return float(int(self.numerator) / int(self.denominator))
but since both could be Rationals again that does not seem to be an option
either.
R. David Murray added the comment:
I in case it wasn't clear, I closed this not because of my case closed
statement, but because as Eric pointed out we *do* have consistency here:
things which check *capabilities* (as opposed to actually *using* the special
methods), like callable and
New submission from Joachim Breitner:
The docs for the timeit command line interface specify
If -n is not given, a suitable number of loops is calculated by trying
successive powers of 10 until the total time is at least 0.2 seconds.
This sounds as if it it first tries 1, then 10, then 100
Changes by Serhiy Storchaka storch...@gmail.com:
--
resolution: - fixed
stage: patch review - resolved
status: open - closed
___
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___
Changes by Serhiy Storchaka storch...@gmail.com:
--
resolution: - fixed
stage: patch review - resolved
status: open - closed
___
Python tracker rep...@bugs.python.org
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___
Ionel Cristian Mărieș added the comment:
On Mon, Apr 20, 2015 at 7:02 AM, Raymond Hettinger rep...@bugs.python.org
wrote:
AFAICT, there isn't a real problem here and the API for better-or-worse
has proven to be usable in practice (the callable() API has been around
practically forever and
Mark Lawrence added the comment:
The 3.x arg.html seems a great improvement to my eye compared to the 2.x
version so I'd guess this can be closed as out of date.
--
nosy: +BreamoreBoy
___
Python tracker rep...@bugs.python.org
On Monday 20 April 2015 16:20, Chris Angelico wrote:
Looking for comments, recommendations, advice that I've just wasted
half a day on something utterly useless, whatever it be!
I've just posted a new (single-module) package to PyPI that simplifies
the creation of an argparse UI for a
Robert Collins added the comment:
Ok, so here's whats happening:
the default behaviour is to do discovery of '.', which bypasses the namespace
support code.
Running with tests as the first parameter works because it doesn't require the
directory being directly scanned to be a package.
Tim Golden added the comment:
I can't see anything here which is clearly a Python bug. If the OP or anyone
else cares to come back (after more than 4 years!) with a clearly-reproducible
problem I'm happy to revisit.
I apologise for waking up this issue after so long; we really should have
Mahesh Chiramure mchirm...@gmail.com writes:
I liked the addon Picture-flasher written for anki very much
and I was wondering if the same thing could be done with mp3 and/or
flac files.
Quite probably.
That sounds like a good small project to tackle: you've found a
free-software program, it
Alex Shkop added the comment:
Thanks. I understand the code pretty well and I saw issue17457 that fixes
discovery for explicitly specified namespace package.
What I need is to know how discovery has to work. Do we need to discover
namespace packages inside discovery path? And should we do
Roundup Robot added the comment:
New changeset cdadde8396a4 by Serhiy Storchaka in branch '3.4':
Issue #23908: os functions now reject paths with embedded null character
https://hg.python.org/cpython/rev/cdadde8396a4
New changeset bdf13c7dcf7f by Serhiy Storchaka in branch 'default':
Issue
On 04/20/2015 04:29 AM, gianluca.pu...@gmail.com wrote:
Hi,
Hi and welcome.
I don't know Lotus Notes, but i can at least comment on some of your
code, pointing out at least some problems.
i am having a problem when i try to access lotus notes with python, think i do
all ok but it seems
On Monday 20 April 2015 18:38, Gregory Ewing wrote:
Steven D'Aprano wrote:
Wheels have been round for thousands of years! Why can't we
try something modern, like triangular wheels?
http://en.wikipedia.org/wiki/Reuleaux_triangle
http://blog.geomblog.org/2004/04/square-wheels.html
I
Hi,
i am having a problem when i try to access lotus notes with python, think i do
all ok but it seems something is going wrong because i can't print any db title
even if i've opened the .nsf file.
My code:
import win32com.client
from win32com.client import Dispatch
Ionel Cristian Mărieș added the comment:
On Mon, Apr 20, 2015 at 4:50 AM, Eric Snow rep...@bugs.python.org wrote:
We should
simply leave callable alone (and consistent with the other helpers
that inspect the special *capability* of objects).
Which are the other helpers?
Thanks,
-- Ionel
Hi
I liked the addon Picture-flasher written for anki very much
and I was wondering if the same thing could be done with mp3 and/or
flac files. Means I am looking for an addon that chooses a random mp3
and/or flac file from a directory provided by me (to the addon as we
have to provide in
ANNOUNCING
mxODBC Plone/Zope Database Adapter
Version 2.2.1
for the Plone CMS and Zope server platform
Available for Plone 4.0-4.3 and Plone 5.0,
Changes by koobs koobs.free...@gmail.com:
--
nosy: +koobs
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Changes by koobs koobs.free...@gmail.com:
--
nosy: +koobs
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Serhiy Storchaka added the comment:
The patch for 2.7 should be different and more complex. First at all, s and
u format units don't check for null character (but et and es used in Unix
implementations of os functions do).
--
stage: patch review - needs patch
versions: +Python 2.7
On behalf of the Python development community and the Python 3.5 release
team, I'm thrilled to announce the availability of Python 3.5.0a4.
Python 3.5.0a4 is the fourth and alpha release of Python 3.5, which will
be the next major release of Python. Python 3.5 is still under
development,
Alex Shkop added the comment:
This script creates following directory structure
issue_23882\
tests\
test_fail.py
If you run from issue_23882 directory
python -m unittest
it doesn't find any tests. If there is __init__.py inside tests folder, same
command finds test_fail.py and runs
Roundup Robot added the comment:
New changeset 8ab077c22fbf by Serhiy Storchaka in branch '2.7':
Issue #16840: Turn on support of bignums only in final release of Tcl 8.5.
https://hg.python.org/cpython/rev/8ab077c22fbf
New changeset 7f1622478d17 by Serhiy Storchaka in branch '3.4':
Issue
On behalf of the Python development community and the Python 3.5 release
team, I'm thrilled to announce the availability of Python 3.5.0a4.
Python 3.5.0a4 is the fourth and alpha release of Python 3.5, which will
be the next major release of Python. Python 3.5 is still under
development,
Hi Larry,
On Mon, 20 Apr 2015 01:16:00 -0700
Larry Hastings la...@hastings.org wrote:
[snip]
* There is now a third type of Windows installer for Python 3.5. In
addition to the conventional installer and the web-based installer,
Python 3.5 now has an embeddable installer designed to
Serhiy Storchaka added the comment:
I thought that splitpath() could be used in implementations of realpath(),
relpath(), commonpath(), and in user code. But looks as realpath(), relpath()
and commonpath() should use specialized inlined versions for efficiency, and
user code can use more
Changes by koobs koobs.free...@gmail.com:
--
nosy: +koobs
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Serhiy Storchaka added the comment:
There is at least one buildbot that now fails to build _tkinter.
http://buildbot.python.org/all/builders/x86%20FreeBSD%206.4%202.7/builds/2457/steps/test/logs/stdio
building '_tkinter' extension
gcc -pthread -fPIC -fno-strict-aliasing -g -O2 -g -O0 -Wall
On Monday 20 April 2015 12:43, Rustom Mody wrote:
You've a 10-file python project in which you want to replace function 'f'
by function 'longname'
How easy is it?
About a thousand times easier than the corresponding situation:
You have ten PDF files in which you want to replace the word f
On Mon, Apr 20, 2015 at 5:22 PM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
On Monday 20 April 2015 16:20, Chris Angelico wrote:
Looking for comments, recommendations, advice that I've just wasted
half a day on something utterly useless, whatever it be!
I've just posted a
Christian Heimes added the comment:
Thanks, Brett!
--
resolution: - fixed
stage: commit review - resolved
status: open - closed
___
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