SQLObject 1.6.0

2014-05-19 Thread Oleg Broytman
Hello!

I'm pleased to announce version 1.6.0, the first stable release of branch
1.6 of SQLObject.


What's new in SQLObject
===

Features  Interface


* Python 2.4 is no longer supported. The minimal supported version is
  Python 2.5.

* Support for Python 2.5 is declared obsolete and will be removed
  in the next release.

* Upgrade ez_setup to 1.4.2.

* Adapt duplicate error message strings for SQLite 3.8.

Contributor for this release is Neil Muller.

For a more complete list, please see the news:
http://sqlobject.org/News.html


What is SQLObject
=

SQLObject is an object-relational mapper.  Your database tables are described
as classes, and rows are instances of those classes.  SQLObject is meant to be
easy to use and quick to get started with.

SQLObject supports a number of backends: MySQL, PostgreSQL, SQLite,
Firebird, Sybase, MSSQL and MaxDB (also known as SAPDB).


Where is SQLObject
==

Site:
http://sqlobject.org

Development:
http://sqlobject.org/devel/

Mailing list:
https://lists.sourceforge.net/mailman/listinfo/sqlobject-discuss

Archives:
http://news.gmane.org/gmane.comp.python.sqlobject

Download:
https://pypi.python.org/pypi/SQLObject/1.6.0

News and changes:
http://sqlobject.org/News.html

Oleg.
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   Programmers don't die, they just GOSUB without RETURN.
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Nikola v7.0.0 released!

2014-05-19 Thread Chris “Kwpolska” Warrick
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

On behalf of the Nikola team, I am pleased to announce the release of
Nikola v7.0.0 (after 10 days of testing in RC1).

What is Nikola?
===

Nikola is a static site and blog generator, written in Python.  It can
use Mako and Jinja2 templates, and input in many popular markup
formats, such as reStructuredText and Markdown — and can even turn
IPython Notebooks into blog posts! It also supports image galleries,
and is multilingual.  Nikola is flexible, and page builds are extremely 
fast, courtesy of doit (which is rebuilding only what has been changed).

Find out more at the website: http://getnikola.com/

- ---

Nikola v7.0.0 is the first major release since 8 months.  As such, we
had many things that could be changed.  There are some things that you
might need to change on your site, especially if you have a custom
theme. Here is a short and incomplete list of the most important
changes:

Key Changes since v6.4.0


* New dependencies: ``natsort`` (natural sorting in galleries) and
  ``dateutil`` (replaces ``pytz``)
* Many deprecated options were removed.
* SCHEDULE_FORCE_TODAY, EXTRA_PLUGINS and ENABLED_EXTRAS are now
  removed and have no effect.

* Two options were changed:

- HIDE_SOURCELINK → SHOW_SOURCELINK (inverted)
- HIDE_UNTRANSLATED_POSTS → SHOW_UNTRANSLATED_POSTS (inverted)

* READ_MORE_LINK is split into INDEX_READ_MORE_LINK and
  RSS_READ_MORE_LINK.
  Moreover, new tags, like ``(remaining_)reading_time`` and
  ``(remaining_)paragraph_count``, were added.
* Added options: FORCE_ISO8601, LOGO_URL, SHOW_BLOG_TITLE (logo
  support), GENERATE_RSS, ROBOTS_EXCLUSIONS, CONTENT_FOOTER_FORMATS,
  RSS_PLAIN, UNSLUGIFY_TITLES (for meta extraction from filenames).
* Certain settings are now translatable.  As of now, the settings are:

BLOG_AUTHOR, BLOG_TITLE, BLOG_DESCRIPTION, LICENSE, 
CONTENT_FOOTER, SOCIAL_BUTTONS_CODE, SEARCH_FORM, BODY_END, 
EXTRA_HEAD_DATA, NAVIGATION_LINKS, READ_MORE_LINK.

* There are many changes to themes.  The ``base`` theme now offers a
  stylish look and is usable on sites, through a new stylesheet.  The
  HTML code is now more semantic and sectioned, making it easier to
  style sites. Some templates are also renamed or removed.
* The basic Jinja themes (base-jinja, bootstrap-jinja,
  bootstrap3-jinja) are now shipped with Nikola.  Please remove any
  leftover copies from your themes/ folders.
* You now can (and should!) specify a timezone offset in post dates,
  using a ``UTC±00:00`` syntax. (warning: ``UTC-03:00`` means *3 hours
  east of UTC* and not *west*, as is done in some Unix tools!)
  You can also use ISO 8601 dates (and if you want to do that, you
  should set ``FORCE_ISO8601=True`` to get those in new_post and
  new_page)
* You now can use the reST metadata format in .meta files, allowing
  for greater flexibility.

Get it!
===

Nikola v7.0.0 is available for download at `GitHub`_ and `PyPI`_.

.. _GitHub: https://github.com/getnikola/nikola/releases/tag/v7.0.0
.. _PyPI: https://pypi.python.org/pypi/Nikola

Changelog
=

Features
- 

* Added ``UNSLUGIFY_TITLES`` option for making titles fetched via the
  filename regexp prettier (Issue #1282)
* New dependencies: ``natsort`` (natural sorting in galleries)
  and ``dateutil`` (replaces ``pytz``)
* Nikola.commands are now the user-friendly wrappers from console
  (Issue #1177)
* Add a ``github_deploy`` command to deploy to GitHub pages
  (Issue #1208)
* Remove tidy filter (it was broken due to tidy being ancient)
  (Issue #1164)
* Added ``GENERATE_RSS`` setting to allow disabling RSS in Nikola
  (Issue #1236)
* Link listings raw sources if COPY_SOURCES is True (Issue #1214)
* Much more powerful ``nikola plugin`` command (Issue #1189)
* More powerful console mode allows access to all nikola commands
  (Issue #830)
* New ```ROBOTS_EXCLUSIONS``` option listing resources to exclude from
  sitemap and include in new generated /robots.txt (Issue #804)
* Generate sitemapindex containing RSS and sitemap files (Issue #804)
* Support hooks in templates, for use by plugins (Issue #896)
* Use readline if available (Issue #1238)
* Replaced ``READ_MORE_LINK`` with ``INDEX_READ_MORE_LINK`` and
  ``RSS_READ_MORE_LINK`` (Issue #1222)
* Added reading_time, remaining_reading_time, paragraph_count,
  remaining_paragraph_count tags for READ_MORE_LINK (Issue #1220)
* Add canonical link in listings.
* Added support for new meta files that are the same format as 1-file
  metadata, allowing for greater flexibility (Issue #954)
* Colorbox is now internationalized (Issue #1205)
* Added LOGO_URL and SHOW_BLOG_TITLE=True settings to facilitate
  showing off logos (Issue #1122)
* Create automatic story index pages for subfolders, too (Issue #793)
* New Slovak translation by Tomáš Prékop
* Created a MarkdownExtension plugin class (Issue #1175)
* The base theme produces properly sectioned and semantic HTML5
  (Issues #1123, 

Eliot: a framework for Logging as Storytelling

2014-05-19 Thread Itamar Turner-Trauring
Eliot provides a structured logging and tracing system for Python that
generates log messages describing a forest of nested actions. Actions
start and eventually finish, successfully or not. Log messages thus tell
a story: what happened and what caused it.

Here's what your logs might look like before using Eliot:

Going to validate http://example.com/index.html.
Started download attempted.
Download succeeded!
Missing title element in /html/body.
Bad HTML entity in /html/body/p[2].
2 validation errors found!

After switching to Eliot you'll get a tree of messages with both message
contents and causal relationships encoded in a structured format:

  * {action_type: validate_page, action_status: started, url:
http://example.com/index.html}
  o {action_type: download, action_status: started}
  o {action_type: download, action_status: succeeded}
  o {action_type: validate_html, action_status: started}
  + {message_type: validation_error, error_type:
missing_title, xpath: /html/head}
  + {message_type: validation_error, error_type:
bad_entity, xpath: /html/body/p[2]}
  o {action_type: validate_html, action_status: failed,
exception: validator.ValidationFailed}
  * {action_type: validate_page, action_status: failed,
exception: validator.ValidationFailed}

Features:

  * Structured, typed log messages.
  * Ability to log actions, not just point-in-time information: log
messages become a trace of program execution.
  * Excellent support for unit testing your logging code.
  * Emphasis on performance, including no blocking I/O in logging code path.
  * Optional Twisted support.
  * Designed for JSON output, usable by Logstash/Elasticsearch.
  * Supports CPython 2.7, 3.3 and PyPy.

Eliot is released by HybridCluster https://hybridcluster.github.io
under the Apache 2.0 License.

To install:

$ pip install eliot

Downloads are available on PyPI https://pypi.python.org/pypi/eliot.

Documentation can be found on Read The Docs
https://eliot.readthedocs.org/.

Bugs and feature requests should be filed at the project Github page
https://github.com/hybridcluster/eliot.

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[RELEASED] Python 2.7.7 release candidate 1

2014-05-19 Thread Benjamin Peterson
Greetings Python users,
Python 2.7.7 release candidate 1 is now available for download. Python
2.7.7 is a regularly scheduled bugfix release for the Python 2.7 series.
The 2.7.7 release contains fixes for two severe, if arcane, potential
security vulnerabilities. The first was the possibility of reading
arbitrary process memory using JSONDecoder.raw_decode. [1] (No other
json APIs are affected.) The second security issue is an integer
overflow in the strop module. [2] (If you don't know what the strop
module is, go ahead and forget it now.) This release also includes
months of accumulated normal bugfixes. All the changes in Python 2.7.7
are described in detail in the Misc/NEWS file of the source tarball. You
can view it online at

http://hg.python.org/cpython/raw-file/e32e3a9f3902/Misc/NEWS

Downloads are at

https://python.org/download/releases/2.7.7/

This is a testing release. Assuming no horrible bugs are found, 2.7.7
final will be released in two weeks time. Please consider testing your
applications and libraries with the release candidate and reporting bugs
to

http://bugs.python.org/

Enjoy,
Benjamin Peterson
2.7 Release Manager

[1] http://bugs.python.org/issue21529
[2] http://bugs.python.org/issue21530
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Copying files from sub folders under source directories into sub folders with same names as source directory sub folders in destination directories without overwriting already existing files of same n

2014-05-19 Thread satishmlwizpro
Hi,

Consider
/src/alias/a.c
/src/alias/b.c
/src/xml/p.xml
/src/xml/c.xml
/src/h.c
as source directory 
and 
/dest/alias
/dest/xml
/dest
as destination directory. These are given in a csv file like
/src/alias/a.c, /dest/alias
/src/alias/b.c, /dest/alias
/src/xml/p.xml, /dest/xml
/src/xml/c.xml, /dest/xml
/src/h.c, /dest
Python code should read csv file. Copy files from source to destination(files 
in /src/alias should be copied to /dest/alias and not to /dest/xml i.e., 
directory names should be the same). If /dest contains same files as /src, then 
they code should give us a warning and such files shouldn't be copied. Other 
files should only be copied.

Could you kindly help?
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Re: Copying files from sub folders under source directories into sub folders with same names as source directory sub folders in destination directories without overwriting already existing files of sa

2014-05-19 Thread Chris Angelico
On Mon, May 19, 2014 at 4:53 PM,  satishmlwiz...@gmail.com wrote:
 Could you kindly help?

Sure. Either start writing code and then post when you have problems,
or investigate some shell commands (xcopy in Windows, cp in Linux,
maybe scp) that can probably do the whole job.

Or pay someone to do the job for you.

ChrisA
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Re: [python-committers] [RELEASED] Python 3.4.1

2014-05-19 Thread Victor Stinner
It's not easy to find the changelog. I found this page:
https://docs.python.org/3.4/whatsnew/changelog.html

Victor

2014-05-19 8:00 GMT+02:00 Larry Hastings la...@hastings.org:


 On behalf of the Python development community and the Python 3.4 release
 team, I'm pleased to announce the availability of Python 3.4.1.  Python
 3.4.1 has over three hundred bugfixes and other improvements over 3.4.0. One
 notable change: the version of OpenSSL bundled with the Windows installer no
 longer has the HeartBleed vulnerability.

 You can download it here:

 https://www.python.org/download/releases/3.4.1



 /arry

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 python-committ...@python.org
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Re: Copying files from sub folders under source directories into sub folders with same names as source directory sub folders in destination directories without overwriting already existing files of sa

2014-05-19 Thread Satish ML
On Monday, May 19, 2014 12:31:05 PM UTC+5:30, Chris Angelico wrote:
 On Mon, May 19, 2014 at 4:53 PM, satishmlwiz...@gmail.com wrote:  Could 
 you kindly help? Sure. Either start writing code and then post when you have 
 problems, or investigate some shell commands (xcopy in Windows, cp in Linux, 
 maybe scp) that can probably do the whole job. Or pay someone to do the job 
 for you. ChrisA

Consider xls file contains source and destination directory paths.
import xlrd, sys, subprocess
file_location = C:\Users\User1\Desktop\input.xls
workbook = xlrd.open_workbook(file_location)
sheet = workbook.sheet_by_index(0)
sheet.cell_value(0, 0)
for row in range(sheet.nrows):
  
values = []
   
values.append(sheet.cell_value(row, 1))

  
destination = []
destination.append(sheet.cell_value(row, 2))


for s in values:

for d in destination:
   What next after this? 
shutil.copy(src, dest) doesn't work because it overwrites dest files.
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Re: Copying files from sub folders under source directories into sub folders with same names as source directory sub folders in destination directories without overwriting already existing files of sa

2014-05-19 Thread Satish ML
On Monday, May 19, 2014 12:31:05 PM UTC+5:30, Chris Angelico wrote:
 On Mon, May 19, 2014 at 4:53 PM, satishmlwiz...@gmail.com wrote:  Could 
 you kindly help? Sure. Either start writing code and then post when you have 
 problems, or investigate some shell commands (xcopy in Windows, cp in Linux, 
 maybe scp) that can probably do the whole job. Or pay someone to do the job 
 for you. ChrisA

Hi ChrisAngelico,

Consider that source and destination directories are given in a .xls(excel) 
file.

This is the code

import xlrd, sys, subprocess
file_location = C:\Users\salingeg\Desktop\input.xls
workbook = xlrd.open_workbook(file_location)
sheet = workbook.sheet_by_index(0)
sheet.cell_value(0, 0)
for row in range(sheet.nrows):
  
values = []
   
values.append(sheet.cell_value(row, 1))

  
destination = []
destination.append(sheet.cell_value(row, 2))


for s in values:

for d in destination:


If I am using cp or xcopy command, it will copy all files from s to d.
shutil.copy(s, d) can't be used here because it overwrites files in d. Kindly 
help.
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Re: Python and Math

2014-05-19 Thread Fabien

Hi everyone,

I am new on this forum (I come from IDL and am starting to learn python)

This thread perfectly illustrates why Python is so scary to newcomers: 
one question, three answers: yes, no, maybe.


Python-fans sure would argue freedom of choice is the most important, 
but being able to find the right tool for me in less than three days 
surely is important too. The paradox of choice ;-)


Fabien




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Re: Python and Math

2014-05-19 Thread Tim Golden
On 19/05/2014 11:15, Fabien wrote:
 Hi everyone,
 
 I am new on this forum (I come from IDL and am starting to learn python)
 
 This thread perfectly illustrates why Python is so scary to newcomers:
 one question, three answers: yes, no, maybe.

Welcome to the Python world, Fabien.

But I'm sure you realise that question as general-purpose as is Python
good for Maths? is pretty much *bound* to generate different kinds of
answers. I'm not sure why it should be seen as scary. If anything, the
variety of responses reflects the diversity of Python's userbase.

The casual mathematician sees Python as perfectly adequate using
built-in tools alone. The more advanced mathematician sees it as helpful
with the addition of some specialist libraries. The most advanced user
would prefer some specialised language or toolset more entirely devoted
to this one area of interest.

And you could repeat the same situation with any number of other areas:
Image Processing, Websites, Network-based message passing, Data mining,
financial market management, web-scraping, etc. For some, Python has
more or less useful built-in support. For some, there are
well-established or highly-regarded 3rd-party libraries and communities.
For some, you might be better advised to look at a different toolset,
especially if you want something which comes ready-made.

As I say, though, welcome to Python!

TJG
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Re: [RELEASED] Python 2.7.7 release candidate 1

2014-05-19 Thread Miki Tebeka
 (If you don't know what the strop
 module is, go ahead and forget it now.)
+1 QOTW :)
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Re: [RELEASED] Python 2.7.7 release candidate 1

2014-05-19 Thread Mark Lawrence

On 19/05/2014 13:20, Miki Tebeka wrote:

(If you don't know what the strop
module is, go ahead and forget it now.)

+1 QOTW :)



IIRC the strop module was targetted at users such as myself :)

--
My fellow Pythonistas, ask not what our language can do for you, ask 
what you can do for our language.


Mark Lawrence

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Re: Python and Math

2014-05-19 Thread Rustom Mody
On Monday, May 19, 2014 3:45:22 PM UTC+5:30, Fabien wrote:
 Hi everyone,

 I am new on this forum (I come from IDL and am starting to learn python)

 This thread perfectly illustrates why Python is so scary to newcomers: 
 one question, three answers: yes, no, maybe.

 Python-fans sure would argue freedom of choice is the most important, 
 but being able to find the right tool for me in less than three days 
 surely is important too. The paradox of choice ;-)

Point taken.

So let me try to give pointwise answers to the OP's questions

Expanding and factoring equations of all degrees: 
http://docs.sympy.org/dev/modules/polys/wester.html

Numpy for gaussian elimination: https://gist.github.com/tkralphs/7554375
illustrates some of numpy's array-level features.

One thing about numpy that bugs me is that the docs never say how much
is taken straight from APL.  So here is the APL (which I dont claim to 
understand):

http://dfns.dyalog.com/n_gauss_jordan.htm

Here is an online APL you can run straight from the browser:
http://baruchel.hd.free.fr/apps/apl/


The more general question:

On Sunday, May 18, 2014 9:10:46 PM UTC+5:30, Grant Edwards wrote:
 On 2014-05-18, Bill Cunningham  wrote:
  Does Python have good mathematical capabilities?

 No.

 It has very good numerical computation capabilities, but it does not
 really do math (at least not what a mathemetician would consider
 math).

vs Robert's

 Many mathematicians would disagree.
 
http://sagemath.org/

Traditionally mathematicians do two kinds of things - calculating and proving.
Normal mathematicians dont make too much of a distinction between the two.
The more extremists in the one camp look down - as usual - on the other thus:

The provers call the calculators as Just applied not pure mathematicians
The calculators say of the provers: They are not mathematicians but logicians
(or philosophers) [Chris had a funny quote on this a few weeks ago]

After computers, a new area emerged - explorers - which straddles proving and 
calculating.

In short, Grant is speaking from the prover angle whereas Robert is speaking 
from the
calculator angle.

There is one more point here:

Does language-X (in this case python) have a theoretically sound (ie 
mathematical) foundation?

Mathematicians coming to CS never bother with this whereas computer scientists, 
especially
theoretical CSists, at some point or other invariably come to this.

Since its not clear whether this question is being asked, I'm not saying 
anything more on
it.
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Re: Python and Math

2014-05-19 Thread Chris Angelico
On Mon, May 19, 2014 at 10:46 PM, Rustom Mody rustompm...@gmail.com wrote:
 The provers call the calculators as Just applied not pure mathematicians
 The calculators say of the provers: They are not mathematicians but 
 logicians
 (or philosophers) [Chris had a funny quote on this a few weeks ago]

Which Chris? I don't remember either reading or writing such a quote,
and would like to. There are a good few Chrises on this list :)

ChrisA
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Re: Python and Math

2014-05-19 Thread Rustom Mody
On Monday, May 19, 2014 6:39:49 PM UTC+5:30, Chris Angelico wrote:
 On Mon, May 19, 2014 at 10:46 PM, Rustom Mody  wrote:
  The provers call the calculators as Just applied not pure mathematicians
  The calculators say of the provers: They are not mathematicians but 
  logicians
  (or philosophers) [Chris had a funny quote on this a few weeks ago]

 Which Chris? I don't remember either reading or writing such a quote,
 and would like to. There are a good few Chrises on this list :)

You!!
Something about mathematicians philosophers and waste-paper baskets
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Re: Python and Math

2014-05-19 Thread Chris Angelico
On Mon, May 19, 2014 at 11:15 PM, Rustom Mody rustompm...@gmail.com wrote:
 On Monday, May 19, 2014 6:39:49 PM UTC+5:30, Chris Angelico wrote:
 On Mon, May 19, 2014 at 10:46 PM, Rustom Mody  wrote:
  The provers call the calculators as Just applied not pure mathematicians
  The calculators say of the provers: They are not mathematicians but 
  logicians
  (or philosophers) [Chris had a funny quote on this a few weeks ago]

 Which Chris? I don't remember either reading or writing such a quote,
 and would like to. There are a good few Chrises on this list :)

 You!!
 Something about mathematicians philosophers and waste-paper baskets

Oh! Yes, I remember now. Old joke I found someplace. Physicists need
heaps of sensitive (and expensive) equipment... mathematicians need
only pencils, paper, and waste-paper baskets. And philosophers don't
even need waste-paper baskets.

ChrisA
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Problem in writing demands to the xml file

2014-05-19 Thread varun7rs
Hello Friends,

I am still working on the script to write data onto the xml file and now I've 
got a problem.

This is how my xml file looks now but I intend to add attributes to demands. I 
am not able to do it properly.
substrate
nodes
node Name=u'Aachen' ProcessingCapacity=20 StorageCapacity=38 
SwitchingCapacity=45 TotalDemands=5 nodenum=1 xCoordinate=u'6.04' 
yCoordinate=u'50.76'
demands/
/node
node Name=u'Augsburg' ProcessingCapacity=21 StorageCapacity=39 
SwitchingCapacity=46 TotalDemands=2 nodenum=2 xCoordinate=u'10.9' 
yCoordinate=u'48.33'
demands/
/node

My class for nodes. I have a class for DEMAND but I don't want to populate the 
post with all of it.
class PHY_NODES:
def __init__(self, nodeID, nodenum, x, y, capacity_proc, capacity_stor, 
capacity_switch, totaldemand, demands):
self.id = nodeID
self.nodenum = nodenum
self.x = x
self.y = y
self.capacity_proc = capacity_proc
self.capacity_stor = capacity_stor
self.capacity_switch = capacity_switch
self.totaldemand = totaldemand
self.demands = demands

def addDemand (self, demand):
self.demands.append( demand )  

The problem I have is in writing the demands. I generate the necessary stuff 
for it but when I try and append it, it doesn't seem to work. I'd be glad to 
share my files if you need them. Could you please help me fix this?

Thank You

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[ANN]: distlib 0.1.9 released on PyPI

2014-05-19 Thread Vinay Sajip


I've just released version 0.1.9 of distlib on PyPI [1]. For newcomers,
distlib is a library of packaging functionality which is intended to be
usable as the basis for third-party packaging tools.

The main changes in this release are as follows:

    Fixed issue #47: Updated binary launchers to fix double-quoting bug
    where script executable paths have spaces.

    Added ``keystore`` keyword argument to signing and verification APIs.

A more detailed change log is available at [2].

Please try it out, and if you find any problems or have any suggestions for
improvements, please give some feedback using the issue tracker! [3]

Regards,

Vinay Sajip

[1] https://pypi.python.org/pypi/distlib/0.1.9
[2] http://pythonhosted.org/distlib/overview.html#change-log-for-distlib
[3] https://bitbucket.org/pypa/distlib/issues/new

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Re: Python and Math

2014-05-19 Thread wxjmfauth
Le lundi 19 mai 2014 12:15:22 UTC+2, Fabien a écrit :
 Hi everyone,
 
 
 
 I am new on this forum (I come from IDL and am starting to learn python)
 
 
 
 This thread perfectly illustrates why Python is so scary to newcomers: 
 
 one question, three answers: yes, no, maybe.
 
 
 
 Python-fans sure would argue freedom of choice is the most important, 
 
 but being able to find the right tool for me in less than three days 
 
 surely is important too. The paradox of choice ;-)
 
 
 
 Fabien

--

Yesterday, I spent one hour attemepting to install IPython
for Py3.3 (win 7), I failed. I do not even succeed to
understand how. Pip, setuptools, whl or manualy with from the
zip... completely lost. There is always something not working.

This morning I installed Py 3.4.1. I do not even
succeed to put it to work.

I know Python since v 1.5.6 !

I'm able to write Numerical Recipes in Python,
(I did it in Py2 and Py3), I'm unable to install
a piece of software (like Python) to work with.

I'm just wondering if finally the better solution
is not to stick with an MS C#.

jmf
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ANN: pdb-clone 1.6 - a fast clone of pdb with the remote debugging and attach features

2014-05-19 Thread Xavier de Gaye

pdb-clone 1.6 has been released at Pypi: https://pypi.python.org/pypi/pdb-clone

Features:
  * Improve significantly pdb performance. With breakpoints, pdb-clone runs 
just above the speed of the interpreter while pdb runs at 10 to 100 times the 
speed of the interpreter.

  * Instrument the code with a `set_trace_remote()` hard-coded breakpoint and run the `pdb-attach` script from another terminal to start a remote debugging session. Or, when the code has not been 
instrumented, run `pdb-attach` with the `--pid` option to start the remote debugging session at any time and attach to the process main thread.


  * Fix pdb long standing bugs entered in the python issue tracker.

  * Add a bdb comprehensive test suite (more than 70 tests) and run both the 
Python pdb and pdb-clone bdb test suites.

  * Three versions of pdb-clone are supported:
* The _py3_ version of pdb-clone runs on python3 from python 3.2 onward.
* The _py2.7_ vesion runs on python 2.7.
* The _py2.4_ version runs on all python versions from 2.4 to 2.7 included.

The pdb command line interface remains unchanged except for the new `detach` 
pdb command. All the versions of pdb-clone implement the most recent python3 
features of pdb.

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[RELEASED] Python 3.4.1

2014-05-19 Thread Larry Hastings



On behalf of the Python development community and the Python 3.4 release 
team, I'm pleased to announce the availability of Python 3.4.1.  Python 
3.4.1 has over three hundred bugfixes and other improvements over 3.4.0. 
One notable change: the version of OpenSSL bundled with the Windows 
installer no longer has the HeartBleed vulnerability.


You can download it here:

   https://www.python.org/download/releases/3.4.1



//arry/
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Re: Python and Math

2014-05-19 Thread Gene Heskett
On Monday 19 May 2014 09:24:18 Chris Angelico did opine
And Gene did reply:
 On Mon, May 19, 2014 at 11:15 PM, Rustom Mody rustompm...@gmail.com 
wrote:
  On Monday, May 19, 2014 6:39:49 PM UTC+5:30, Chris Angelico wrote:
  On Mon, May 19, 2014 at 10:46 PM, Rustom Mody  wrote:
   The provers call the calculators as Just applied not pure
   mathematicians The calculators say of the provers: They are not
   mathematicians but logicians (or philosophers) [Chris had a
   funny quote on this a few weeks ago]
  
  Which Chris? I don't remember either reading or writing such a
  quote, and would like to. There are a good few Chrises on this list
  :)
  
  You!!
  Something about mathematicians philosophers and waste-paper baskets
 
 Oh! Yes, I remember now. Old joke I found someplace. Physicists need
 heaps of sensitive (and expensive) equipment... mathematicians need
 only pencils, paper, and waste-paper baskets. And philosophers don't
 even need waste-paper baskets.
 
 ChrisA

I gotta grin and like it, that does boil it down to the pure essence.

Cheers, Gene Heskett
-- 
There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order.
-Ed Howdershelt (Author)
Genes Web page http://geneslinuxbox.net:6309/gene
US V Castleman, SCOTUS, Mar 2014 is grounds for Impeaching SCOTUS
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Re: [Distutils] [ANN]: distlib 0.1.9 released on PyPI

2014-05-19 Thread Paul Moore
On 19 May 2014 15:24, Vinay Sajip vinay_sa...@yahoo.co.uk wrote:
 Fixed issue #47: Updated binary launchers to fix double-quoting bug
 where script executable paths have spaces.

Note that this issue affects pip / virtualenv in that creating a
virtualenv in a path with spaces can result in pip not working in that
virtualenv.

We should revendor distlib for the next pip/virtualenv release (if one
of the Unix devs could do that, that would be safer, I've managed to
break line endings trying to do a revendor on Windows in the past :-()

Paul
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Re: Python and Math

2014-05-19 Thread Rustom Mody
On Monday, May 19, 2014 8:26:11 PM UTC+5:30, jmf wrote:

 Yesterday, I spent one hour attemepting to install IPython
 for Py3.3 (win 7), I failed. I do not even succeed to
 understand how. Pip, setuptools, whl or manualy with from the
 zip... completely lost. There is always something not working.

 This morning I installed Py 3.4.1. I do not even
 succeed to put it to work.

 I know Python since v 1.5.6 !

 I'm able to write Numerical Recipes in Python,
 (I did it in Py2 and Py3), I'm unable to install
 a piece of software (like Python) to work with.

So what're you waiting for?
Ask here and someone or other will help you get your system running.
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Re: Bug in Decimal??

2014-05-19 Thread Mark Dickinson
pleasedontspam at isp.com writes:

 I've tested on all platforms I know of and confirmed it. The wrong digit
 occurs in the middle of the number.  Propagation error would have a bad digit
 near the end, and garbage after that. Here there's a perfect sequence of
 numbers, but with one single digit changed in the middle of the number.  No
 error propagation in a series expansion can do that.

I can see how it might be surprising if you don't think about it too hard, but
I'm afraid that you're wrong here: error propagation is *exactly* what's
causing the effects you're seeing.

Here's another way of looking at it: if you truncate the Taylor series about 0
for (1 + x) / (1 - x) to k (= 1) terms, you get the polynomial (1 + x - 2x^k)
/ (1 - x).  For example, taking k to be 3, we're getting (1 + x - 2x^3) / (1 -
x).  Given that the particular value of x you're testing with has the form
10**negative, rounding your intermediate result to the working precision has
exactly the effect of truncating the series at some k.

Now you can compute and compare (by hand, via Wolfram alpha, or however you
like) the Taylor series expansions for log((1 + x) / (1 - x)) and log((1 + x -
2x^3) / (1 - x)).  For the first you'll see:

  2x + 2/3 x^3  + 2/5 x^5 - 2/7 x^7 + 2/9 x^9 - ...

and for the second you'll get:

  2x - 4/3 x^3 + 2 x^4 - 8/5 x^5 + 16/7 x^7 - ...

The difference between the two series is:

  -2x^3 + 2x^4 - 2x^5 + 2x^7 - 4x^8 + ...

So again with x a small power of 10, you're going to see a single-digit error
from the -2x^3 term, and another single-digit error further along from
the 2x^3 term, and so on.

Here's a simpler example of the same phenomenon.  Note how the error propagation
leads to a single incorrect digit in the *middle* of the digit string.

Python 3.4.0 (default, Mar 25 2014, 11:07:05) 
[GCC 4.2.1 Compatible Apple LLVM 5.1 (clang-503.0.38)] on darwin
Type help, copyright, credits or license for more information.
 from decimal import Decimal
 x = Decimal('1e-15')
 y = (1 - 2 * x) / (1 - x)
 2 * x + (y - 1) * (1 - x)  # Mathematically, expect to get 'x' back.
Decimal('1.001E-15')
 x
Decimal('1E-15')

-- 
Mark


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Re: Loading modules from files through C++

2014-05-19 Thread Roland Plüss

On 05/19/2014 03:40 AM, Chris Angelico wrote:
 On Mon, May 19, 2014 at 5:41 AM, Roland Plüss rol...@rptd.ch wrote:
 This exec source_code in module.__dict__ , should this not also be doable
 with PyEval_EvalCode?
 General principle: The more code you write in Python and the less in
 C/C++, the happier and more productive you will be.

 Drop into Python as soon as you can, and do all the work from there.
 You won't have to worry about RAM (de)allocation, Unicode (especially
 if you use Python 3 rather than 2), integer overflow, etc, etc, etc.
 Only write lower-level code for the bits that actually demand it; and
 as Stefan has pointed out, Cython is a great help there.

 (Which reminds me. I still need some excuse project to justify my
 learning Cython. It's good-looking tech but everything I can imagine
 writing seems to already exist.)

 ChrisA
Cython is out of question since link time dependencies has to be kept at
an utmost minimum. An concerning doing things from python code it's
simply not possible (or I don't know how this should work). Python is
fully embedded including any file actions (virtual file system). The
launch comes from C++ land. No interpreter is involved. The main work is
done outside Python and only dropped in python to do higher logic. This
also means the very first python code run requires a C++ script file
loading before this first code can ever run. I can't run code that
doesn't yet exist in the reach of the python VM. That's the main
problem. This is why I need to figure out how to push that first code
into Python in a way I can construct an object (from a predefined
class). From there on all calls into Python land are solely done trough
function calls on this one object obtained in the beginning. I see no
other way to handle the problem.

-- 
Yours sincerely
Plüss Roland

Leader and Head Programmer
- Game: Epsylon ( http://www.indiedb.com/games/epsylon )
- Game Engine: Drag[en]gine ( http://www.indiedb.com/engines/dragengine
, http://dragengine.rptd.ch/wiki )
- Normal Map Generator: DENormGen ( http://epsylon.rptd.ch/denormgen.php )
- As well as various Blender export scripts und game tools



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Python CGI

2014-05-19 Thread Christian
Hi,

I'd like to use Python for CGI-Scripts. Is there a manual how to setup
Python with Fast-CGI? I'd like to make sure that Python scripts aren't
executed by www-user, but the user who wrote the script.

-- 
Gruß,
Christian
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Re: Python CGI

2014-05-19 Thread Burak Arslan

On 05/19/14 21:32, Christian wrote:
 Hi,

 I'd like to use Python for CGI-Scripts. Is there a manual how to setup
 Python with Fast-CGI?

Look for Mailman fastcgi guides.

Here's one for gentoo, but I imagine it'd be easily applicable to other
disros:
https://www.rfc1149.net/blog/2010/12/30/configuring-mailman-with-nginx-on-gentoo/

hth,
burak
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Re: Python and Math

2014-05-19 Thread wxjmfauth
Le lundi 19 mai 2014 18:09:24 UTC+2, Rustom Mody a écrit :
 On Monday, May 19, 2014 8:26:11 PM UTC+5:30, jmf wrote:
 
 
 
  Yesterday, I spent one hour attemepting to install IPython
 
  for Py3.3 (win 7), I failed. I do not even succeed to
 
  understand how. Pip, setuptools, whl or manualy with from the
 
  zip... completely lost. There is always something not working.
 
 
 
  This morning I installed Py 3.4.1. I do not even
 
  succeed to put it to work.
 
 
 
  I know Python since v 1.5.6 !
 
 
 
  I'm able to write Numerical Recipes in Python,
 
  (I did it in Py2 and Py3), I'm unable to install
 
  a piece of software (like Python) to work with.
 
 
 
 So what're you waiting for?
 
 Ask here and someone or other will help you get your system running.




You know. You are right. I can only agree. Just ask.
The problem I see, is why I only succeded to just find
on Google, so many people who are just asking...
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Re: Python and Math

2014-05-19 Thread Tim Golden

On 19/05/2014 20:07, wxjmfa...@gmail.com wrote:

Yesterday, I spent one hour attemepting to install IPython



for Py3.3 (win 7), I failed. I do not even succeed to



understand how. Pip, setuptools, whl or manualy with from the



zip... completely lost. There is always something not working.





This morning I installed Py 3.4.1. I do not even



succeed to put it to work.



I realise that this probably isn't very helpful, but I've just 
successfully installed ipython on Python 3.3 and Python 3.4 (Win7 
32-bit) by simply doing:


py -3.3 -mpip install ipython

py -3.4 -mpip install ipython

Since I don't have the various c:\pythonxx\scripts folders on my path, I 
did then have to launch it explictly:


c:\python33\scripts\ipython

but it was no harder than that.

What problems are you experiencing?

TJG

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Need help with executing DB query in two different places in a test

2014-05-19 Thread Sunitha Byju
I am trying to automate an ecom website. I need to run DB query after placing 
each order.  I don't know how to run different queries after each order.  Can 
someone help me out with having queries after each order submission or test?  
If you notice, I'm calling self.database_verification() after test 1.  So for 
the second test the query would be different, something like, Select * from 
PORTFOLIO_ORDER where MEMBER = 'USA' AND SYMBOL = 'TOP' OR SYMBOL = 'Sweater.  
Basically for the sequence of orders, i would have different queries.  So what 
is the best way to write the code?


class OrderInputScreen(unittest.TestCase):
def setUp(self):self.driver = webdriver.Firefox()driver = 
self.driver
driver.get(http://testserver:8080/OrderInputScreen/login#/;)
driver.maximize_window()
def database_verification(self):con = 
cx_Oracle.connect('user/user@testDB123')  cur = con.cursor()  
cur.execute(Select * from US_ORDER where SYMBOL = 'TOP' and SIZE = 'M')   
for result in cur:  print result[2:8]   cur.close() 
#USA single Order and verification
def __test_single_order(self):driver = self.driverelem = 
driver.find_element_by_name(username)elem.send_keys(TEST)  elemPassword 
= driver.find_element_by_name(password)  elemPassword.send_keys(TEST)  
elem.submit()member = 
driver.find_element_by_xpath(//form/div/dl/dd[1]/input)member.click() 
   member.send_keys(USA)PayType = driver.find_element_by_xpath 
(//form/div/dl/dd[2]/input)PayType.click()
PayType.send_keys(USD)clickPayType = driver.find_element_by_xpath 
(//form/div/dl/dd/ul/li/a)clickPayType.click()Symbol =  
driver.find_element_by_xpath (//form/div/dl/dd[3]/input)
Symbol.click()Symbol.send_keys(TOP)Quantity = 
driver.find_element_by_name (quantity)Quantity.click()
Quantity.send_keys(10)Price = driver.find_element_by_name (price)   
 Price.click()Price.send_keys(56.99)Size = 
driver.find_element_by_xpath (//form/div/dl/dd[6]/select/option[text()='M'])  
  Size.click()SubmitButton = driver.find_element_by_xpath 
(//form/div/dl/dd[11]/div[2])SubmitButton.click()   
ActualOrderMsg = driver.find_element_by_xpath (//span/p).text print 
ActualOrderMsgtextPresent = driver.find_element_by_xpath 
(//span/p[contains(text(), 'Successfuly added to processing!')])
self.database_verification()   
#USA -multiple orders and verification
def test_Multiple_order(self):  #Order0
driver = self.driverelem = 
driver.find_element_by_name(username)  elem.send_keys(TEST)  
elemPassword = driver.find_element_by_name(password)  
elemPassword.send_keys(TEST)  elem.submit()member = 
driver.find_element_by_xpath(//form/div/dl/dd[1]/input)member.click() 
   member.send_keys(USA)PayType = driver.find_element_by_xpath 
(//form/div/dl/dd[2]/input)PayType.click()
PayType.send_keys(USD)clickPayType = driver.find_element_by_xpath 
(//form/div/dl/dd/ul/li/a)clickPayType.click()Symbol =  
driver.find_element_by_xpath (//form/div/dl/dd[3]/input)
Symbol.click()Symbol.send_keys(TOP)Quantity = 
driver.find_element_by_name (quantity)Quantity.click()
Quantity.send_keys(1)Price = driver.find_element_by_name (price)
Price.click()Price.send_keys(16.99)Size = 
driver.find_element_by_xpath (//form/div/dl/dd[6]/select/option[text()='S'])  
  Size.click()SubmitButton = driver.find_element_by_xpath 
(//form/div/dl/dd[11]/div[2])SubmitButton.click()
ActualOrderMsg = driver.find_element_by_xpath (//span/p).text print 
ActualOrderMsgtextPresent = driver.find_element_by_xpath 
(//span/p[contains(text(), 'Successfuly added to processing!')]   
 #Order1 AddOrder1 = 
driver.find_element_by_xpath(//div/div[2]/form/div[2]/button[1])  
AddOrder1.click()member = 
driver.find_element_by_xpath(//form/div/dl/dd[1]/input)member.click() 
   member.send_keys(USA)PayType = driver.find_element_by_xpath 
(//form/div/dl/dd[2]/input)PayType.click()
PayType.send_keys(USD)clickPayType = driver.find_element_by_xpath 
(//form/div/dl/dd/ul/li/a)clickPayType.click()Symbol =  
driver.find_element_by_xpath (//form/div/dl/dd[3]/input)
Symbol.click()Symbol.send_keys(Sweater)Quantity = 
driver.find_element_by_name (quantity)Quantity.click()
Quantity.send_keys(2)Price = driver.find_element_by_name (price)
Price.click()Price.send_keys(26.99)Size = 
driver.find_element_by_xpath (//form/div/dl/dd[6]/select/option[text()='M'])  
  Size.click()SubmitButton = driver.find_element_by_xpath 

Re: Problem in writing demands to the xml file

2014-05-19 Thread Rhodri James

On Mon, 19 May 2014 14:42:02 +0100, varun...@gmail.com wrote:

The problem I have is in writing the demands. I generate the necessary  
stuff for it but when I try and append it, it doesn't seem to work. I'd  
be glad to share my files if you need them. Could you please help me fix  
this?


When you say, It doesn't seem to work, what do you mean?  What are you
expecting it to do?  What does it actually do?  Is there a traceback?

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Re: Python and Math

2014-05-19 Thread Cameron Simpson

On 19May2014 12:07, wxjmfa...@gmail.com wxjmfa...@gmail.com wrote:

Le lundi 19 mai 2014 18:09:24 UTC+2, Rustom Mody a écrit :

 Yesterday, I spent one hour attemepting to install IPython
 for Py3.3 (win 7), I failed. I do not even succeed to
 understand how. Pip, setuptools, whl or manualy with from the
 zip... completely lost. There is always something not working.

[...]


So what're you waiting for?
Ask here and someone or other will help you get your system running.


You know. You are right. I can only agree. Just ask.
The problem I see, is why I only succeded to just find
on Google, so many people who are just asking...


I have the same core skill: finding others with my question, not others with my 
needed answer. That the SO can usually find others with the answer when I 
cannot shows that there may be a mindset issue here.


Cheers,
Cameron Simpson c...@zip.com.au

Did microsoft take you today? Where do you want them to go?
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RE: Exception problem with module

2014-05-19 Thread Joseph L. Casale
 Well I am not sure what advantage this has for the user, not my code as
 I don't advocate the import to begin with it, its fine spelled as it was
 from where it was... 

 The advantage for the user is:

/snip

Hey Steven,
Sorry for the late reply (travelling). My comment wasn't clear, I was ranting 
against
the import of the exception in the second module, non the less how it was 
imported
and not why it was not ok.

Basically, it was no better than leaving it where it was, spelled as it was and
requiring the user to import it from where it was defined. It turned out to be
some faulty logic in the second module where the __setattr__ call was made
that was preventing it from being set...

jlc
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Clip Raster Image Pair by Overlapping Area using Python

2014-05-19 Thread mikejohnryan08
Hello,

I have a set of aerial images which I am trying to clip by their overlapping 
areas, for use in a more involved program I am writing with PIL.

What would be the best method with Python to extract the overlapping area from 
a pair of images?  I know there are libraries out there that could do this, but 
I couldn't find any so far.

I need to execute this through Python as it will be part of a batch processing 
script.  Any ideas/advice would be great!  Thanks so much in advance. 
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Re: Clip Raster Image Pair by Overlapping Area using Python

2014-05-19 Thread Chris Angelico
On Tue, May 20, 2014 at 11:05 AM,  mikejohnrya...@gmail.com wrote:
 I have a set of aerial images which I am trying to clip by their overlapping 
 areas, for use in a more involved program I am writing with PIL.

 What would be the best method with Python to extract the overlapping area 
 from a pair of images?  I know there are libraries out there that could do 
 this, but I couldn't find any so far.


The problem is that they won't absolutely perfectly match, so you need
some sort of similarity check. That's hard - very hard. I suggest you
find a stand-alone program that will do that part of the job; it'll be
easier than finding a Python library for it.

ChrisA
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Re: Clip Raster Image Pair by Overlapping Area using Python

2014-05-19 Thread mikejohnryan08
On Monday, May 19, 2014 9:17:05 PM UTC-4, Chris Angelico wrote:
 On Tue, May 20, 2014 at 11:05 AM,  mikejohnrya...@gmail.com wrote:
 
  I have a set of aerial images which I am trying to clip by their 
  overlapping areas, for use in a more involved program I am writing with PIL.
 
 
 
  What would be the best method with Python to extract the overlapping area 
  from a pair of images?  I know there are libraries out there that could do 
  this, but I couldn't find any so far.
 
 
 
 
 
 The problem is that they won't absolutely perfectly match, so you need
 
 some sort of similarity check. That's hard - very hard. I suggest you
 
 find a stand-alone program that will do that part of the job; it'll be
 
 easier than finding a Python library for it.
 
 
 
 ChrisA


Chris,

Thanks for your response.  For my purpose, the images won't have to be 
'perfectly' matched, but hopefully as close as possible.  Registration 
algorithms won't work for this reason--the images aren't identical to each 
other because of the different perspectives.
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Re: Clip Raster Image Pair by Overlapping Area using Python

2014-05-19 Thread Chris Angelico
On Tue, May 20, 2014 at 11:30 AM,  mikejohnrya...@gmail.com wrote:
 Thanks for your response.  For my purpose, the images won't have to be 
 'perfectly' matched, but hopefully as close as possible.  Registration 
 algorithms won't work for this reason--the images aren't identical to each 
 other because of the different perspectives.


Yeah, and that's what makes it hard. This is outside my area of
expertise, so all I can say is that these sorts of programs do exist,
but restricting yourself to Python libraries may make your life
unnecessarily hard.

On a separate topic, you're posting through Google Groups with its
abhorrent bugs. Can you please either edit your posts before sending
(removing the blank lines, wrapping to a sane width, and trimming the
quoted text), or switch to a better newsreader (or the mailing list)?
You'll find that a lot of people here either filter your message to
/dev/null automatically, or take one look and just move on to the next
post. Remember, never offend people with form when you can offend them
with substance :)

ChrisA
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Re: Python CGI

2014-05-19 Thread Tim Chase
On 2014-05-19 20:32, Christian wrote:
 I'd like to use Python for CGI-Scripts. Is there a manual how to
 setup Python with Fast-CGI? I'd like to make sure that Python
 scripts aren't executed by www-user, but the user who wrote the
 script.

While Burak addressed your (Fast-)CGI issues, once you have a
test-script successfully giving you output, you can use the
standard-library's getpass.getuser() function to tell who your script
is running as.

-tkc


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Re: Loading modules from files through C++

2014-05-19 Thread Michael Torrie
On 05/17/2014 08:01 AM, Stefan Behnel wrote:
 please avoid top-posting.

Trimming quoted material where appropriate is always welcome too!

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Re: Python Internet Database

2014-05-19 Thread Joshua Landau
On 9 May 2014 22:06, Chris Angelico ros...@gmail.com wrote:
 On Sat, May 10, 2014 at 6:45 AM,  jun...@gmail.com wrote:
 2 - Jit compiler for using from a web server. I mean, one has a web server 
 running under Apache in a hosting service like Hostgator, Daddy Host or 
 another inexpensive service. I decide to run a few applications in Racket, 
 but the application  requires number crunching. I install the Jit Racket in 
 the hosting service, and call it from my dynamic generated page. My programs 
 will run almost at the speed of optimised C.


 For number crunching, you can use the numpy library, which is highly
 efficient. For general JIT compilation of actual Python code, PyPy
 will do that. AFAIK there's no standard module for that, though.

There's also Numba for JIT compilation of Numpy code inside CPython.
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Re: Clip Raster Image Pair by Overlapping Area using Python

2014-05-19 Thread Rustom Mody
On Tuesday, May 20, 2014 7:13:42 AM UTC+5:30, Chris Angelico wrote:

 On a separate topic, you're posting through Google Groups with its
 abhorrent bugs. Can you please either edit your posts before sending
 (removing the blank lines, wrapping to a sane width, and trimming the
 quoted text), or switch to a better newsreader (or the mailing list)?
 You'll find that a lot of people here either filter your message to
 /dev/null automatically, or take one look and just move on to the next
 post. Remember, never offend people with form when you can offend them
 with substance :)

This https://wiki.python.org/moin/GoogleGroupsPython
shows the problems and possible solutions

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Re: Psycopg2 : error message.

2014-05-19 Thread Tim Roberts
dandrigo laurent.cel...@gmail.com wrote:

I'm writing a python script for a web service. I have to connect to my
postgres/postgis databases via Psycopg2. 

I writed a little first script just to connect to my pg/postgis db and drop
a test db. 

But when i execute the python file, i have several error messages. 

Really, this wouldn't have been so hard to figure out if you had read the
documentation.

 conn=psycopg2.connect(dbname='busard_test' user='laurent'
host='localhost' password='cactus')

Psycopg2 has two ways to specify the parameters.  You can either do them as
individual Python parameters, in which case each parameter is a string that
needs to be quited, OR you can use a single connection string, in which
case you do NOT quote the individual parameters.

So, you can either do this:

conn=psycopg2.connect(dbname=busard_test user=laurent host=localhost
password=cactus)

or do this:

 conn=psycopg2.connect(database='busard_test', user='laurent',
host='localhost', password='cactus')
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Re: Need help with executing DB query in two different places in a test

2014-05-19 Thread Tim Roberts
Sunitha Byju sunitha_b...@hotmail.com wrote:

I am trying to automate an ecom website. I need to run DB query after
placing each order.  I don't know how to run different queries after
each order.  Can someone help me out with having queries after each
order submission or test?  

Well, what's your primary key?  After each test, you need to fetch the
record that should have been created, and verify that the fields contain
the information you provided.  For example, if you're doing a shopping
cart, then you must have some kind of key associated with this session. So,
you could just fetch all of the record for the session after each
transaction, and make sure the contents match what you expect.
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[issue12546] builtin __format__ methods cannot fill with \x00 char

2014-05-19 Thread STINNER Victor

STINNER Victor added the comment:

I don't understand why it works with , = or :

 {0:\x006d}.format(123)
'123\x00\x00\x00'

But not without:

 {0:\x006d}.format(123)
Traceback (most recent call last):
  File stdin, line 1, in module
ValueError: Invalid format specifier

Compare it to:

 {0:6d}.format(123)
'   123'
 {0:06d}.format(123)
'000123'

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[issue19979] Missing nested scope vars in class scope (bis)

2014-05-19 Thread Armin Rigo

Armin Rigo added the comment:

Terry: I meant exactly what I wrote, and not some unrelated examples:

def f():
n = 1
class A: n = n

doesn't work, but the same two lines (n = 1; class A: n = n) work if 
written at module level instead of in a function.

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[issue21533] built-in types dict docs - construct dict from iterable, not iterator

2014-05-19 Thread Wolfgang Maier

New submission from Wolfgang Maier:

The docs for Python3.4 havethis to say about the arguments to the dict 
constructor:

class dict(**kwarg)
class dict(mapping, **kwarg)
class dict(iterable, **kwarg)

Return a new dictionary initialized from an optional positional argument 
and a possibly empty set of keyword arguments.

If no positional argument is given, an empty dictionary is created. If a 
positional argument is given and it is a mapping object, a dictionary is 
created with the same key-value pairs as the mapping object. Otherwise, the 
positional argument must be an iterator object. Each item in the iterable must 
itself be an iterator with exactly two objects. The first object of each item 
becomes a key in the new dictionary, and the second object the corresponding 
value. If a key occurs more than once, the last value for that key becomes the 
corresponding value in the new dictionary.

This paragraph uses the term iterator twice when it should talk about an 
iterable instead.
I'm attaching the patch for this.

Best,
Wolfgang

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keywords: patch
messages: 218784
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priority: normal
severity: normal
status: open
title: built-in types dict docs - construct dict from iterable, not iterator
Added file: http://bugs.python.org/file35292/dict_doc.patch

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[issue12546] builtin __format__ methods cannot fill with \x00 char

2014-05-19 Thread Florent Xicluna

Changes by Florent Xicluna florent.xicl...@gmail.com:


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[issue21304] PEP 466: Backport hashlib.pbkdf2_hmac to Python 2.7

2014-05-19 Thread Marc-Andre Lemburg

Marc-Andre Lemburg added the comment:

Some comments:

 * Python 2.7 ships with OpenSSL 0.9.8 on Windows, so the Python version will 
always get used on that platform, so it needs to be fast.

 * The iterations loop should use xrange instead of range

 * The .encode('ascii') in _long_to_bin() is not necessary in Python 2

 * Given that _long_to_bin() and _bin_to_long() are only used once in the 
function, it's better to inline the code directly.

 * bytes(buffer()) should not be necessary in Python 2, since objects with a 
buffer interface will usually also implement the tp_str slot used by bytes().

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[issue21304] PEP 466: Backport hashlib.pbkdf2_hmac to Python 2.7

2014-05-19 Thread Christian Heimes

Christian Heimes added the comment:

Sorry that I join the party rather late.

How about you take my back port from 
https://bitbucket.org/tiran/backports.pbkdf2/ and remove all Python 3.x related 
code? :) I spent a lot of time to make the code as fast as possible.

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[issue21304] PEP 466: Backport hashlib.pbkdf2_hmac to Python 2.7

2014-05-19 Thread Marc-Andre Lemburg

Marc-Andre Lemburg added the comment:

On 19.05.2014 12:24, Christian Heimes wrote:
 
 How about you take my back port from 
 https://bitbucket.org/tiran/backports.pbkdf2/ and remove all Python 3.x 
 related code? :) I spent a lot of time to make the code as fast as possible.

Could you perhaps compare this to the proposed patch ?

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[issue14776] Add SystemTap static markers

2014-05-19 Thread Bohuslav Slavek Kabrda

Bohuslav Slavek Kabrda added the comment:

Hi,
I'd like to take this over after Dave Malcolm. I don't see any issues that 
haven't been resolved, so my question is: What else can I do to make this patch 
acceptable?
I'm attaching a rebased version of this patch that applies to current default 
branch (FWIW, we use this patch downstream in Fedora in our python3-debug build 
and it works well)

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[issue14710] pkgutil.get_loader is broken

2014-05-19 Thread Pavel Aslanov

Pavel Aslanov added the comment:

This function is broken again in version 3.4

The way it should look is:
Python 2.7.6 (default, Feb 26 2014, 12:07:17) 
[GCC 4.8.2 20140206 (prerelease)] on linux2
Type help, copyright, credits or license for more information.
 import pkgutil
 pkgutil.get_loader('no_such_module') # returns None
 

How it really looks:
Python 3.4.0 (default, Apr 27 2014, 23:33:09) 
[GCC 4.8.2 20140206 (prerelease)] on linux
Type help, copyright, credits or license for more information.
 import pkgutil
 pkgutil.get_loader('no_such_module')
Traceback (most recent call last):
  File stdin, line 1, in module
  File /usr/lib/python3.4/pkgutil.py, line 467, in get_loader
return find_loader(fullname)
  File /usr/lib/python3.4/pkgutil.py, line 488, in find_loader
return spec.loader
AttributeError: 'NoneType' object has no attribute 'loader'


find_loader is at fault (change return spec.loader - return spec and 
spec.loader). Thanks.

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[issue7856] cannot decode from or encode to big5 \xf9\xd8

2014-05-19 Thread Inndy

Inndy added the comment:

I'm Taiwanese, F9D8 in big5 should be mapped to E8A38F in UTF-8.

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[issue21528] Fix a number of typos in the documentation

2014-05-19 Thread Georg Brandl

Georg Brandl added the comment:

Looks all good to me.

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[issue21534] 404 on documentation download links

2014-05-19 Thread Zachary Ware

New submission from Zachary Ware:

docs@ has received several reports from people unable to download documentation 
from docs.python.org/[23]/download.html since the release of 3.4.1rc1 and 
2.7.7rc1.

--
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components: Documentation
messages: 218792
nosy: benjamin.peterson, docs@python, georg.brandl, larry, zach.ware
priority: high
severity: normal
status: open
title: 404 on documentation download links
type: behavior
versions: Python 2.7, Python 3.4

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[issue14776] Add SystemTap static markers

2014-05-19 Thread Dave Malcolm

Dave Malcolm added the comment:

On Mon, 2014-05-19 at 11:10 +, Bohuslav Slavek Kabrda wrote:
 Bohuslav Slavek Kabrda added the comment:
 
 Hi,
 I'd like to take this over after Dave Malcolm. I don't see any issues that 
 haven't been resolved, so my question is: What else can I do to make this 
 patch acceptable?
 I'm attaching a rebased version of this patch that applies to current default 
 branch (FWIW, we use this patch downstream in Fedora in our python3-debug 
 build and it works well)
 
 --
 Added file: 
 http://bugs.python.org/file35293/cpython-systemtap-2014-05-19.patch

Is this attachment missing the instrumentation.rst?

There are also a couple of example scripts we ship in the RPMs, iirc.

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[issue14776] Add SystemTap static markers

2014-05-19 Thread Dave Malcolm

Dave Malcolm added the comment:

On Mon, 2014-05-19 at 14:15 +, Dave Malcolm wrote:
 Dave Malcolm added the comment:
 
 On Mon, 2014-05-19 at 11:10 +, Bohuslav Slavek Kabrda wrote:
  Bohuslav Slavek Kabrda added the comment:
  
  Hi,
  I'd like to take this over after Dave Malcolm. I don't see any issues that 
  haven't been resolved, so my question is: What else can I do to make this 
  patch acceptable?
  I'm attaching a rebased version of this patch that applies to current 
  default branch (FWIW, we use this patch downstream in Fedora in our 
  python3-debug build and it works well)
  
  --
  Added file: 
  http://bugs.python.org/file35293/cpython-systemtap-2014-05-19.patch
 
 Is this attachment missing the instrumentation.rst?

FWIW I see it within
http://bugs.python.org/file26074/cpython-systemtap-2012-06-21-001.patch

 There are also a couple of example scripts we ship in the RPMs, iirc.

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[issue19217] Calling assertEquals for moderately long list takes too long

2014-05-19 Thread Ankur Ankan

Changes by Ankur Ankan ankuran...@gmail.com:


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[issue19217] Calling assertEquals for moderately long list takes too long

2014-05-19 Thread Ankur Ankan

Changes by Ankur Ankan ankuran...@gmail.com:


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[issue21535] test_license_exists_at_url fails with 3.4.1, wrong/unexpected http error code

2014-05-19 Thread Matthias Klose

New submission from Matthias Klose:

==
FAIL: test_license_exists_at_url (test.test_site.ImportSideEffectTests)
--
Traceback (most recent call last):
  File /scratch/packages/python/3.4/python3.4-3.4.1/Lib/test/test_site.py, 
line 438, in test_license_exists_at_url
self.assertEqual(code, 200, msg=Can't find  + url)
AssertionError: 404 != 200 : Can't find 
http://www.python.org/download/releases/3.4.1/license

--
components: Tests
messages: 218795
nosy: doko
priority: normal
severity: normal
status: open
title: test_license_exists_at_url fails with 3.4.1, wrong/unexpected http error 
code
versions: Python 3.4

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[issue14776] Add SystemTap static markers

2014-05-19 Thread Bohuslav Slavek Kabrda

Bohuslav Slavek Kabrda added the comment:

As usual, I forgot to hg add the new files before running hg diff, so the newly 
created files didn't get added to the patch. Attaching a fixed version that 
hopefully has everything.
AFAICS all the scripts that Fedora has are 1:1 copy of documentation in 
instrumentation.rst, so I don't think it's necessary to add them here (there 
are enough files attached here already ;)).

--
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[issue12546] builtin __format__ methods cannot fill with \x00 char

2014-05-19 Thread Eric V. Smith

Eric V. Smith added the comment:

For int, the spec is:
[[fill]align][sign][#][0][width][,][.precision][type]

So, for 06d, 0 is matched as the literal 0, 6 is matched as width, and 
d is matched as type.

For \x006d, \x00 is matched as fill,  as align, 6 as width, and d 
as type.

For \x006d, there's no align. So \x00 cannot match as fill. \x00 doesn't 
match anything else, so it's an invalid format specifier, thus the exception.

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[issue14776] Add SystemTap static markers

2014-05-19 Thread Terry J. Reedy

Changes by Terry J. Reedy tjre...@udel.edu:


--
versions: +Python 3.5 -Python 3.4

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[issue21532] 2.7.7rc1 msi is lacking libpython27.a

2014-05-19 Thread Steve Dower

Steve Dower added the comment:

Thanks for catching this.

Do I need a specific version of Cygwin or will the latest version suffice?

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[issue21531] Sending a zero-length UDP packet to asyncore invokes handle_close()

2014-05-19 Thread Santoso Wijaya

Changes by Santoso Wijaya santoso.wij...@gmail.com:


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[issue21531] Sending a zero-length UDP packet to asyncore invokes handle_close()

2014-05-19 Thread Giampaolo Rodola'

Giampaolo Rodola' added the comment:

That doesn't surprise me as asyncore does not natively support UDP protocol in 
the first place.

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[issue21532] 2.7.7rc1 msi is lacking libpython27.a

2014-05-19 Thread Martin v . Löwis

Martin v. Löwis added the comment:

I think any version should do.

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[issue7856] cannot decode from or encode to big5 \xf9\xd8

2014-05-19 Thread Martin v . Löwis

Martin v. Löwis added the comment:

I'm still looking for an official source of that.

 u\u88cf.encode(big5hkscs)
'\xf9\xd8'

works fine (and always has been working fine), and the character clearly is in 
big5hkscs. According to 

http://en.wikipedia.org/wiki/Big5

F9D8 is Reserved for user-defined characters, so this suggests that the 
character does *not* have a fixed meaning in BIG-5. However, it is part of the 
Hong Kong Supplementary Character Set.

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[issue21532] 2.7.7rc1 msi is lacking libpython27.a

2014-05-19 Thread Steve Dower

Steve Dower added the comment:

I installed mingw32-binutils and it seems to work fine. 2.7.7 will have the 
file again.

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[issue14710] pkgutil.get_loader is broken

2014-05-19 Thread Brett Cannon

Brett Cannon added the comment:

I'll take a look the next time I have some Python time (in a week or two) and 
make sure this gets dealt with.

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[issue7856] cannot decode from or encode to big5 \xf9\xd8

2014-05-19 Thread Martin v . Löwis

Martin v. Löwis added the comment:

Inndy, you might also be talking about big5-2003, from

http://www.csie.ntu.edu.tw/~r92030/project/big5/

Python currently does not support big5-2003, but a contribution of such an 
encoding would surely be welcome.

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[issue21535] test_license_exists_at_url fails with 3.4.1, wrong/unexpected http error code

2014-05-19 Thread Berker Peksag

Berker Peksag added the comment:

This is probably related to issue 21534.

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[issue21529] JSON module: reading arbitrary process memory

2014-05-19 Thread Jesús Cea Avión

Changes by Jesús Cea Avión j...@jcea.es:


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[issue21536] extension built with a shared python cannot be loaded with a static python

2014-05-19 Thread Antoine Pitrou

New submission from Antoine Pitrou:

When a C extension is built (using distutils) with a shared library Python, it 
cannot be loaded with an otherwise identical statically linked Python. The 
other way round works fine. Trivial example using the _ssl module:

 import sys
 sys.path.insert(0, 
 '/home/antoine/cpython/shared/build/lib.linux-x86_64-3.5/')
 import _ssl
Traceback (most recent call last):
  File stdin, line 1, in module
ImportError: libpython3.5m.so.1.0: cannot open shared object file: No such file 
or directory

This is probably because of an additional -L flag that is passed when linking a 
C extension with a shared library Python. I don't think the flag is useful 
under Linux (or perhaps under any other OS at all), since the relevant symbols 
are already loaded when the interpreter tries to load the C extension.

(AFAIK, systems notorious for providing shared library Pythons are RedHat-alike 
systems, while Debian/Ubuntu provide statically linked Pythons)

--
components: Library (Lib)
messages: 218806
nosy: dstufft, eric.araujo, loewis, ncoghlan, pitrou
priority: normal
severity: normal
status: open
title: extension built with a shared python cannot be loaded with a static 
python
type: enhancement
versions: Python 3.5

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[issue21530] Integer overflow in strop

2014-05-19 Thread Jesús Cea Avión

Changes by Jesús Cea Avión j...@jcea.es:


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[issue21529] JSON module: reading arbitrary process memory

2014-05-19 Thread Jesús Cea Avión

Jesús Cea Avión added the comment:

Fixed also in 3.2 (b9913eb96643), 3.3 (4f15bd1ab28f), 3.4 (7b95540ced5c) and 
3.5 (3a414c709f1f).

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[issue21537] functools.lru_cache does not cache exceptions

2014-05-19 Thread Stephen Paul Chappell

New submission from Stephen Paul Chappell:

While examining the implementation for lru_cache, it came to my attention that 
the wrappers ignore the possibility of exceptions. Is this on purpose? If the 
cache is designed to reduce the overhead of running certain functions, it seems 
like lru_cache should handle returned values along with raised exceptions.

--
components: Library (Lib)
messages: 218808
nosy: Zero
priority: normal
severity: normal
status: open
title: functools.lru_cache does not cache exceptions
type: enhancement
versions: Python 3.4

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[issue14710] pkgutil.get_loader is broken

2014-05-19 Thread Eric Snow

Changes by Eric Snow ericsnowcurren...@gmail.com:


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[issue21536] extension built with a shared python cannot be loaded with a static python

2014-05-19 Thread Antoine Pitrou

Antoine Pitrou added the comment:

Actually, it's not a -L flag but a -l flag. Removing the -lpython3.5m flag 
from the linker line works fine under Linux, and allows the resulting extension 
to be loaded with both a shared libary Python and a statically-linked Python.

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[issue21537] functools.lru_cache does not cache exceptions

2014-05-19 Thread Raymond Hettinger

Raymond Hettinger added the comment:

 Is this on purpose? 

The short answer is yes.  It is a can of worms and there isn't much of a payoff.

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resolution:  - not a bug
status: open - closed

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[issue21507] memory used by frozenset created from set differs from that of frozenset created from other iterable

2014-05-19 Thread Raymond Hettinger

Changes by Raymond Hettinger raymond.hettin...@gmail.com:


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[issue21507] memory used by frozenset created from set differs from that of frozenset created from other iterable

2014-05-19 Thread Raymond Hettinger

Changes by Raymond Hettinger raymond.hettin...@gmail.com:


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[issue2506] Add mechanism to disable optimizations

2014-05-19 Thread Raymond Hettinger

Raymond Hettinger added the comment:

There has been no activity on this for several year.  Marking as rejected for 
the reasons originally listed.

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[issue21484] More clarity needed about difference between x += e and x = x + e

2014-05-19 Thread Raymond Hettinger

Raymond Hettinger added the comment:

I agree with Josh.  If anything this belongs in a wiki entry, faq page, or 
stack overflow question.

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[issue21536] extension built with a shared python cannot be loaded with a static python

2014-05-19 Thread Martin v . Löwis

Martin v. Löwis added the comment:

I think you are right. It would IMO be useful to research a few comparable 
systems. E.g. Apache modules don't link a shared library, but still refer to 
apr_ functions as undefined symbols - but then, there isn't an APR shared 
library in the first place (at least not on Debian - how about Redhat?)

PHP might be close to our case: Debian includes a libphp5.so (in 
/usr/lib/php5), yet neither /usr/bin/php5 nor the Apache libphp5.so link 
against it, and all the PHP modules (in /usr/lib/php5/20100525+lfs/) don't link 
with the shared library - on Debian. I wonder how it is on systems that 
actually use the PHP shared library.

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[issue2506] Add mechanism to disable optimizations

2014-05-19 Thread Ned Batchelder

Ned Batchelder added the comment:

Raymond, thanks for keeping us honest!

I am still hoping to convince people that this is a good idea.  I think Guido's 
+1 (https://mail.python.org/pipermail/python-dev/2012-December/123099.html) 
should help in that regard.

Part of your reason for today's rejection is the lack of activity.  Can I 
assume that with a patch you would be supportive?

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[issue14776] Add SystemTap static markers

2014-05-19 Thread Jesús Cea Avión

Jesús Cea Avión added the comment:

I would like to point out that if this patch gets accepted, maybe issue #13405 
(updated, I keep an up to date version in my mercurial repo) should too.

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[issue2506] Add mechanism to disable optimizations

2014-05-19 Thread Trip Volpe

Trip Volpe added the comment:

I found this issue just the other day while researching why we were getting 
false gaps in our test coverage reports (using Ned's coverage module, natch!). 
I agree that this seems like a fairly minor nuisance, but it's a nuisance that 
anybody who has tests and measures test coverage will run into sooner or later 
-- and that's *everybody*, right?

I think some kind of fix ought to be discussed. After all, it should be 
possible to have accurate coverage results is a proposition that seems fairly 
reasonable to me.

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[issue2506] Add mechanism to disable optimizations

2014-05-19 Thread Florent Xicluna

Changes by Florent Xicluna florent.xicl...@gmail.com:


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[issue14776] Add SystemTap static markers

2014-05-19 Thread Martin v . Löwis

Martin v. Löwis added the comment:

I still wish there was a patch that combined both dtrace and systemtap support, 
und used as much code sharing between them as feasible. I'd be +1 on such a 
patch, and -0 on two separate patches that achieve the same functionality, but 
on different code paths.

For example, the systemtap version has a helper function get_frame_marker_info 
that covers more cases than the dtrace version; OTOH, the dtrace version has 
more trace points.

If consensus on functionality is not easily achieved, I propose to have the 
intersection on functionality first, i.e. only use the function-entry/exit 
trace points even in the dtrace version. Or else you agree on what trace points 
both systems ought to provide.

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[issue20620] Update the min()/max() docs for the new default argument

2014-05-19 Thread Roundup Robot

Roundup Robot added the comment:

New changeset b60258f4499c by Raymond Hettinger in branch '3.4':
Issue 20620: Update the min()/max() docs for the new default argument.
http://hg.python.org/cpython/rev/b60258f4499c

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[issue20620] Update the min()/max() docs for the new default argument

2014-05-19 Thread Raymond Hettinger

Raymond Hettinger added the comment:

Thanks for the patch.

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status: open - closed

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[issue21535] test_license_exists_at_url fails with 3.4.1, wrong/unexpected http error code

2014-05-19 Thread Ned Deily

Ned Deily added the comment:

The license file page for 3.4.1 now exists.

--
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stage:  - resolved
status: open - closed

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[issue21535] test_license_exists_at_url fails with 3.4.1, wrong/unexpected http error code

2014-05-19 Thread Ned Deily

Changes by Ned Deily n...@acm.org:


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[issue7776] http.client.HTTPConnection tunneling is broken

2014-05-19 Thread Senthil Kumaran

Changes by Senthil Kumaran sent...@uthcode.com:


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[issue21538] plistlib unable to load iOS7 Safari History.plist

2014-05-19 Thread John Lehr

New submission from John Lehr:

plistlib has key error when attempting to load the iOS7  
var/mobile/Applications/com.apple.mobilesafari/Library/Safari/History.plist.  
No detected issues with other iOS7 plists.

In [8]: with 
open('cases/vitale_test_iphone/unback/AppDomain-com.apple.mobilesafari/Library/Safari/History.plist',
 'rb') as f:
   ...: plist = plistlib.lo
plistlib.load   plistlib.loads  
   ...: plist = plistlib.load(f)
   ...: 
---
KeyError  Traceback (most recent call last)
ipython-input-8-7824ac03848c in module()
  1 with 
open('cases/vitale_test_iphone/unback/AppDomain-com.apple.mobilesafari/Library/Safari/History.plist',
 'rb') as f:
 2 plist = plistlib.load(f)
  3 

/usr/lib/python3.4/plistlib.py in load(fp, fmt, use_builtin_types, dict_type)
993 p = _FORMATS[fmt]['parser'](use_builtin_types=use_builtin_types)
994 
-- 995 return p.parse(fp)
996 
997 

/usr/lib/python3.4/plistlib.py in parse(self, fp)
620 ) = struct.unpack('6xBBQQQ', trailer)
621 self._fp.seek(offset_table_offset)
-- 622 offset_format = '' + _BINARY_FORMAT[offset_size] * 
num_objects
623 self._ref_format = _BINARY_FORMAT[self._ref_size]
624 self._object_offsets = struct.unpack(

KeyError: 3

--
messages: 218821
nosy: slo.sleuth
priority: normal
severity: normal
status: open
title: plistlib unable to load iOS7 Safari History.plist
type: crash
versions: Python 3.4

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[issue10510] distutils upload/register should use CRLF in HTTP requests

2014-05-19 Thread Éric Araujo

Éric Araujo added the comment:

Patch looks good, will apply.  Thanks.

--
stage: needs patch - commit review
versions: +Python 3.5 -Python 3.3

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[issue21509] json.load fails to read UTF-8 file with (BOM) Byte Order Marks

2014-05-19 Thread Santoso Wijaya

Santoso Wijaya added the comment:

I think you should use codecs.BOM_UTF8 rather than using hardcoded string 
\xef\xbb\xbf directly.

And why special casing UTF-8 while we're at it? What about other encodings and 
their BOMs?

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