New submission from Robert Lehmann:
CodecInfo objects as retrieved from codecs.lookup currently throw an exception
when trying to copy or pickle them.
I have attached a patch with a fix and tests.
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components: Library (Lib)
files: copy_codecinfo.patch
keywords: patch
messages
Hi all,
I have noticed there is a slight asymmetry in the way the interpreter
(v3.3.5, reproduced also in v3.5.x) loads and stores globals. While
loading globals from a custom mapping triggers __getitem__ just fine,
writing seems to silently ignore __setitem__.
class Namespace(dict):
def
Robert Lehmann lehman...@gmail.com added the comment:
Your proposal seems two-fold: (a) make map/filter lazy and (b) have them as
methods instead of functions.
It seems Tim borrowed Guido's time machine and already implemented (a) in
Python 3.x, see http://docs.python.org/py3k/library
New submission from Robert Lehmann lehman...@gmail.com:
The recently added copybutton.js (r18bbfed9aafa) does not work with the 2.7
docs since they are deployed with JQuery 1.2 (which is shipped with Sphinx 0.6).
Copybutton is an unobtrusive Javascript feature which adds a little button
Robert Lehmann lehman...@gmail.com added the comment:
I can not reproduce either of your findings. Could you provide us with your
version information? re version 2.2.1, _sre 2.2.2, Python 2.6.6, Debian sid
here. Also tested with Python 2.7.2rc1 (same RE).
import re
re.compile(r\.co\.uk
Robert Lehmann lehman...@gmail.com added the comment:
I wonder whether there are many examples where scientific data is written in
a form that Python's complex() constructor couldn't currently read, but would
be able to read if it accepted 'i' in place of 'j'.
I could not reproduce
Robert Lehmann lehman...@gmail.com added the comment:
A few issues I'd like to raise:
(1) Multiple callback chains. Is there any code in your existing use case of
GC callbacks where you don't check for the phase argument and follow different
code paths depending on it? If not, having two
Robert Lehmann lehman...@gmail.com added the comment:
I have attached a fix and a regression test.
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keywords: +patch
nosy: +lehmannro
Added file: http://bugs.python.org/file19903/issue10598.patch
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Python tracker rep...@bugs.python.org
http
Robert Lehmann lehman...@gmail.com added the comment:
Wouldn't constructing the key as a tuple of (class_, mofile) be much cleaner
than making up an artificial key?
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nosy: +lehmannro
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Python tracker rep...@bugs.python.org
http://bugs.python.org
Robert Lehmann lehman...@gmail.com added the comment:
Thanks for your feedback. I added a few tests and changed the bits you
criticized.
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Added file: http://bugs.python.org/file14945/range.patch
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Python tracker rep...@bugs.python.org
http
Robert Lehmann lehman...@gmail.com added the comment:
I revised the patch for Python 3.1 and added notices to Misc/NEWS and
the range documentation.
(Changing Type to resource usage.)
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nosy: +lehmannro
type: feature request - resource usage
Added file: http://bugs.python.org
Robert Lehmann lehman...@gmail.com added the comment:
I think you're misquoting Python's shelve module documentation in your
first sentence. The documentation says:
By default modified objects are written only when assigned to the shelf
[...]. If the optional writeback parameter is set to True
New submission from Robert Lehmann lehman...@gmail.com:
I'm reopening issue5483 by Zhigang Wang (zhigang) as a separate bug.
Shelves that are still open when Python terminates will try to sync. If
writeback=True, this pickles cached items.
In this example, serialization of Test() re-imports
Changes by Robert Lehmann lehman...@gmail.com:
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keywords: +patch
Added file: http://bugs.python.org/file14913/shelve-warning.patch
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue6932
Robert Lehmann lehman...@gmail.com added the comment:
I addressed the other bug you were experiencing in issue6932.
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___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue5483
Robert Lehmann lehman...@gmail.com added the comment:
If I understand you correctly, your proposal is the following: use
Shelf.cache to cache *all* objects instead of only keeping live
references. Your patch retains the cache forever instead of purging it
on sync. (All these changes only apply
Robert Lehmann lehman...@gmail.com added the comment:
Implemented proposed changes.
Additionally, I'd change line 13 to state either future statements or
`future`:ref: instead of future_statements, which does not make
sense in normal, unmarked text.
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Added file: http
Changes by Robert Lehmann lehman...@gmail.com:
Added file: http://bugs.python.org/file14886/future.patch
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue6574
New submission from Robert Lehmann lehman...@gmail.com:
The documentation for hashlib.hash.digest_size/block_size (notice the
hash) renders as documentation for hashlib.*_size, which does not exist.
Fixed by explicitly declaring membership; patch attached.
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assignee: georg.brandl
New submission from Robert Lehmann lehman...@gmail.com:
asynchat.async_chat grew a _collect_incoming and a _get_data method in
2.6. The constructor has been extended to conform to
asyncore.dispatcher's. This should be documented.
Apart from that, fifo and simple_producer have been deprecated
Robert Lehmann lehman...@gmail.com added the comment:
Excuse me -- fifo and simple_producer are indeed documented and need a
deprecation notice. New patch attached (plus reworded paragraph about
async_chat.__init__).
--
Added file: http://bugs.python.org/file14889/asynchat-docs.patch
Robert Lehmann lehman...@gmail.com added the comment:
I found another bug: async_chat.push still talks about automatically
creating a simple_producer, which is no longer true.
I added a fix to the patch.
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Added file: http://bugs.python.org/file14893/asynchat-docs.patch
New submission from Robert Lehmann lehman...@gmail.com:
The patches in issue1736190 deprecated fifo and simple_producers. These
are safe for removal in Python 3.0.
I attached a patch purging fifo and simple_producers from py3k code and
tests. The docs are mostly trivial as well but also touched
On Fri, 07 Aug 2009 08:50:52 -0400, Benjamin Kaplan wrote:
On Fri, Aug 7, 2009 at 8:00 AM, dmitreydmitrey.kros...@scipy.org
wrote:
hi all,
is it possible to overload operator ? (And other like this one,
eg = =, , = =)
Any URL/example?
Thank you in advance, D.
That isn't an
Robert Lehmann lehman...@gmail.com added the comment:
I composed a list of __future__ features and linked the respective PEPs.
Even though the language reference would be a better place to store such
general information (being PEP'd and all) I found the library
reference's __future__.py
Robert Lehmann lehman...@gmail.com added the comment:
This only seems to be the case with the C implementation of json (_json).
json.encoder.c_make_encoder = None
json.dumps(OrderedDict(items))
'{one: 1, two: 2, three: 3, four: 4, five: 5}'
I think the culprit is encoder_listencode_dict
New submission from Robert Lehmann lehman...@gmail.com:
There are a few errors in the ctypes documentation covering function
calls using the example of `libc.printf`. It's basically just typos but
they are really confusing when trying to understand the examples.
Patch to trunk is attached
Robert Lehmann lehman...@gmail.com added the comment:
When I started writing this patch this was actually what I intended. But
having ``fixlen(range(3), 2)`` return 0 1 2 struck me as odd. Renaming
the function to `pad` would help there indeed.
It depends on which use case is more common
New submission from Robert Lehmann lehman...@gmail.com:
As raised recently on python-ideas [1]_, an itertools method fixing
iterators to a certain length might be handy (where fixing is either
cutting elements off or appending values).
I appended a patch implementing this feature in Python/C
On Mon, 22 Dec 2008 12:31:44 +0100, Pierre-Alain Dorange wrote:
I don't find any sign(x) function in the math library (return the
sign of the value).
I've read that math module is a wrapper to C math lib and that C math
lib has not sign(), so...
[snip]
As my need is for a game and that i
On Tue, 09 Dec 2008 21:40:08 -0800, dongzhi wrote:
I have one problem for List. Like that:
format='just a little test'
part = format.split('')
print part
the result is : ['just ', 'a', ' ', '', 'little', '', ' test']
the list part have 7 element.
If I execute part[1], I have got
On Thu, 13 Nov 2008 02:16:32 -0800, Chris Rebert wrote:
On Thu, Nov 13, 2008 at 2:07 AM, TP [EMAIL PROTECTED]
wrote:
In the following example, is this possible to affect the two iterators
to escape the two loops once one j has been printed:
Non-exception alternative:
done = False
for i
On Sun, 09 Nov 2008 15:53:01 +0100, Thomas Mlynarczyk wrote:
Arnaud Delobelle schrieb:
Adding to John's comments, I wouldn't have source as a member of the
Lexer object but as an argument of the tokenise() method (which I would
make public). The tokenise method would return what you
On Wed, 05 Nov 2008 19:55:51 -0600, Edwin wrote:
Hi there,
I've been looking for a snippet manager and found PySnippet but it
requires PyGTK. Do you know any other option that doesn't need much?
[snip]
If you're looking for a snippet manager for actually *using* it (not
educational
On Thu, 06 Nov 2008 01:02:34 -0800, brasse wrote:
Hello!
I have been running in to some problems when using contextlib.nested().
My problem arises when using code similar to this:
from __future__ import with_statement
from contextlib import nested
class Foo(object):
def
On Thu, 06 Nov 2008 05:23:25 -0600, Edwin wrote:
[snip]
As I'm learning Python sometimes I look for different approaches to the
same problem so I use Git branches in order to save every try. It's
just that I'm looking for a 'global' place in my system where I can
save code ideas and useful
On Tue, 21 Oct 2008 21:58:57 +1300, Lawrence D'Oliveiro wrote:
If triple-quoted strings had the Python-nature, then they would take
indentation into account. Thus:
this
is a
multi-line
string.
would be equivalent to
this\n is a\n multi-line\nstring.
and not
On Wed, 15 Oct 2008 14:34:14 +0200, Mr.SpOOn wrote:
Hi,
in a project I'm overloading a lot of comparison and arithmetic
operators to make them working with more complex classes that I defined.
Sometimes I need a different behavior of the operator depending on the
argument. For example, if
New submission from Robert Lehmann [EMAIL PROTECTED]:
The markup in the Doc/whatsnew/2.6.rst document is somewhat messy in
some places. I fixed indentation (spaces to tabs -- made some things
readable in the docutils output but not in the source), code samples
(- notation to Python prompt
New submission from Robert Lehmann [EMAIL PROTECTED]:
The sqlite3 documentation misses Row and Cursor.description.
Additionally it does not use the best markup in all places (missing
links, basically, and forgotten .. class:: statements).
A patch is attached.
--
assignee: georg.brandl
On Tue, 23 Sep 2008 07:20:12 -0400, D'Arcy J.M. Cain wrote:
I'm not sure I follow this logic. Can someone explain why float and
integer can be compared with each other and decimal can be compared to
integer but decimal can't be compared to float?
In comparisons, `Decimal` tries to convert
New submission from Robert Lehmann [EMAIL PROTECTED]:
The `sqlite3` docs are a little unpythonic. When using `str.join` on
`Connection.iterdump`, the example in the docs manually unpacks the
generator using a LC. I propose this'd be improved.
Patch attached. Same applies to the py3k docs, it's
On Fri, 11 Jul 2008 20:13:04 -0700, happy wrote:
Can a variable be considered the simplest of the data structures. I am
tutoring some kids about basics of programming using python. Not an
expert in computer sciences, but am a python enthusiast.
Why do you need this additional layer of
On Tue, 17 Jun 2008 23:05:56 -0700, WaterWalk wrote:
Hello. Consider the following two examples: class Test1(object):
att1 = 1
def func(self):
print Test1.att1// ok
class Test2(object):
att1 = 1
att2 = Test2.att1 // NameError: Name Test2 is not defined
It
On Tue, 17 Jun 2008 23:18:51 -0700, kretik wrote:
I'm sure this is a popular one, but after Googling for a while I
couldn't figure out how to pull this off.
Let's say I have this initializer on a class:
def __init__(self, **params):
Why not ``__init__(self, mykey=None)`` in the
Robert Lehmann [EMAIL PROTECTED] added the comment:
It seems single-quoted doesn't mean the actual quotation sign used but
rather how many you used. Compare the multiline triple quote syntax:
$ cat foo.py
bar
$ python foo.py
File foo.py, line 3
^
SyntaxError: EOF while scanning triple
On Wed, 02 Apr 2008 19:04:30 -0300, Gabriel Genellina wrote:
En Wed, 02 Apr 2008 14:11:30 -0300, [EMAIL PROTECTED] escribió:
On Apr 1, 10:42 pm, Gabriel Genellina [EMAIL PROTECTED] wrote:
En Tue, 01 Apr 2008 23:56:50 -0300, [EMAIL PROTECTED]
escribió:
yield *iterable
could be used as
Robert Lehmann [EMAIL PROTECTED] added the comment:
Your example is parsed as [e for i in (j in ['a','b','c'])] and since
`j` is not defined, you get a NameError. If it was defined, you would
still be iterating a boolean (which is not defined).
Grammatically, this is the following (just
On Wed, 26 Mar 2008 13:05:55 -0300, Gabriel Genellina wrote:
En Wed, 26 Mar 2008 11:12:21 -0300, waltbrad [EMAIL PROTECTED]
escribió:
Stumbling through Mark Lutz's Programming Python 3rd, he gives an
example of a program that will automatically configure environment
settings and launch
Robert Lehmann added the comment:
In the example code from the tutorial you gave, there was still a comma
separator between the string 'equals' and the reference `x`. This is
missing when you entered the code, that's why Python is throwing an
exception there.
--
nosy: +lehmannro
Robert Lehmann added the comment:
Right, the second link requires a tilde -- I just tried the first one
(which works without). You should change all lines to be 80 characters
wide maximum, though (can quickly be done by any commiter, not worth a
new patch IMO). The dash thing looks okay
Robert Lehmann added the comment:
Aye, this patch removes the spaces and re-aligns the paragraph of the
latter link.
--
nosy: +lehmannro
Added file: http://bugs.python.org/file9434/spaces.patch
__
Tracker [EMAIL PROTECTED]
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Robert Lehmann added the comment:
This problem has been removed in the current version of the
documentation (http://docs.python.org/dev/install/index.html) -- old
docs aren't updated. It has an own section now
(http://docs.python.org/dev/bugs.html).
Issue can be closed.
--
nosy
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