On Fri, 09 Dec 2011 01:55:28 -0800, Massi wrote:
> Thank you all for your replies, first of all my Sum function was an
> example simplifying what I have to do in my real funciton. In general
> the D dictionary is complex, with a lot of keys, so I was searching
> for a quick method to access all th
On 12/11/2011 11:17 AM, Chris Angelico wrote:
On Sun, Dec 11, 2011 at 10:58 AM, Lie Ryan wrote:
On 12/09/2011 10:27 PM, Steven D'Aprano wrote:
Except for people who needed dicts with tens of millions of items.
who should be using a proper DBMS in any case.
Not necessarily. "Database" usual
On 12/10/2011 7:14 PM, Terry Reedy wrote:
On 12/10/2011 3:47 PM, Roy Smith wrote:
What I really want to do is:
def function(self):
Add a global statement to rebind a global name:
global logger
But I see that that is not what you want to do, which is to override the
global name just within
On Sun, Dec 11, 2011 at 10:58 AM, Lie Ryan wrote:
> On 12/09/2011 10:27 PM, Steven D'Aprano wrote:
>> Except for people who needed dicts with tens of millions of items.
>
> who should be using a proper DBMS in any case.
Not necessarily. "Database" usually implies disk-based and relational,
featur
On 12/10/2011 3:47 PM, Roy Smith wrote:
What I really want to do is:
def function(self):
Add a global statement to rebind a global name:
global logger
logger = logger.getChild('function')
logger.debug('stuff')
logger.debug('other stuff')
which lets me not ha
On 12/09/2011 10:27 PM, Steven D'Aprano wrote:
On Thu, 08 Dec 2011 10:30:01 +0100, Hrvoje Niksic wrote:
In a language like Python, the difference between O(1) and O(log n) is
not the primary reason why programmers use dict; they use it because
it's built-in, efficient compared to alternatives,
On 12/10/2011 2:02 PM, Chris Angelico wrote:
There's a few differences between 2.6 and 2.7; not usually enough to
be concerned about in daily use, but when dealing with weird issues,
it helps to have the latest release.
There are 2 issues. First, 2.7.2 has perhaps a couple hundred bug fixes
s
On 12/09/2011 03:57 PM, alex23 wrote:
On Dec 9, 11:46 am, Lie Ryan wrote:
perhaps the one that talks about `a, a.foo = 1, 2` blowing up?
Are you sure you're not confusing this with the recent thread on 'x =
x.thing = 1'?
Ah, yes I do
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http://mail.python.org/mailman/listinfo/python-list
MRAB wrote:
> or use 'globals':
>
> def function(self):
> logger = globals()['logger'].getChild('function')
> logger.debug('stuff')
> logger.debug('other stuff')
Ah-ha! That's precisely what I was looking for. Much appreciated.
--
http://mail.python.org/mailma
On 10/12/2011 20:47, Roy Smith wrote:
I've got a code pattern I use a lot. In each module, I create a logger
for the entire module and log to it all over:
logger = logging.getLogger('my.module.name')
class Foo:
def function(self):
logger.debug('stuff')
logger.debug('other stu
I've got a code pattern I use a lot. In each module, I create a logger
for the entire module and log to it all over:
logger = logging.getLogger('my.module.name')
class Foo:
def function(self):
logger.debug('stuff')
logger.debug('other stuff')
and so on. This works, but every on
On Dec 10, 2:09 pm, Duncan Booth wrote:
> Darren Dale wrote:
> > On Dec 10, 11:19 am, Duncan Booth
> > wrote:
> >> Darren Dale wrote:
> > def get_data(oid):
> > with reglock:
> > data = registry.get(oid, None)
> > if data is None:
> > data = make_data(oid)
> >
Darren Dale wrote:
> On Dec 10, 11:19 am, Duncan Booth
> wrote:
>> Darren Dale wrote:
> def get_data(oid):
> with reglock:
> data = registry.get(oid, None)
> if data is None:
> data = make_data(oid)
> registry[oid] = data
> return data
>
> Does t
On Dec 10, 10:38 am, Andrew Berg wrote:
> On 12/10/2011 11:53 AM, John Ladasky wrote:> Why did you specify Python
> 2.7.2, instead of the 2.7.6 version that is
> > being offered to me by Ubuntu Software Center? Does it matter?
>
> There is no Python 2.7.6. I think you have it confused with the v
On Sun, Dec 11, 2011 at 5:38 AM, Andrew Berg wrote:
> On 12/10/2011 11:53 AM, John Ladasky wrote:
>> Why did you specify Python 2.7.2, instead of the 2.7.6 version that is
>> being offered to me by Ubuntu Software Center? Does it matter?
> There is no Python 2.7.6. I think you have it confused wi
On Sunday, December 11, 2011 1:56:38 AM UTC+8, Darren Dale wrote:
> On Dec 10, 11:19 am, Duncan Booth
> wrote:
> > Darren Dale wrote:
> > > I'm concerned that this is not actually thread-safe. When I no longer
> > > hold strong references to an instance of data, at some point the
> > > garbage co
On 12/10/2011 11:53 AM, John Ladasky wrote:
> Why did you specify Python 2.7.2, instead of the 2.7.6 version that is
> being offered to me by Ubuntu Software Center? Does it matter?
There is no Python 2.7.6. I think you have it confused with the version
2.7.2-6. If I'm not mistaken, that appended
On Dec 10, 11:19 am, Duncan Booth
wrote:
> Darren Dale wrote:
> > I'm concerned that this is not actually thread-safe. When I no longer
> > hold strong references to an instance of data, at some point the
> > garbage collector will kick in and remove that entry from my registry.
> > How can I ens
On Dec 9, 9:00 pm, Terry Reedy wrote:
> On 12/9/2011 6:14 PM, John Ladasky wrote:
>
> >http://groups.google.com/group/comp.lang.python/browse_frm/thread/751...
>
> > I'm programming in Python 2.6 on Ubuntu Linux 10.10, if it matters.
>
> It might, as many bugs have been fixed since.
> Can you try
On Sat, 10 Dec 2011 09:19:31 -0800, xDog Walker wrote:
> Use standard Python dictionary functions such as has_key to test whether
> an element exists.
Idiomatic Python code today no longer uses has_key.
# Was:
d.feed.has_key('title')
# Now preferred
'title' in d.feed
--
Steven
--
http://ma
On Thursday 2011 December 08 01:34, HansPeter wrote:
> Hi,
>
> While using the feedparser library for downloading RSS feeds some of
> the blog entries seem to have no title.
>
> File "build\bdist.win32\egg\feedparser.py", line 382, in __getattr__
> AttributeError: object has no attribute 'title'
>
Darren Dale wrote:
> I'm concerned that this is not actually thread-safe. When I no longer
> hold strong references to an instance of data, at some point the
> garbage collector will kick in and remove that entry from my registry.
> How can I ensure the garbage collection process does not modify
Wrap functions to yield is somewhat like a sub-threading in Erlang.
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http://mail.python.org/mailman/listinfo/python-list
Just wrap the exec() to spawn for fun.
--
http://mail.python.org/mailman/listinfo/python-list
On 12/10/11 01:37, Cameron Simpson wrote:
On 09Dec2011 19:44, Tim Chase wrote:
| Currently I can get the currently-logged-in-userid via
| getpass.getuser() which would yield something like "tchase".
_If_ you're on a terminal. _And_ that's exactly what you want.
Personally I need to the name of
I am using a WeakValueDict in a way that is nearly identical to the
example at the end of
http://docs.python.org/library/weakref.html?highlight=weakref#example
, where "an application can use objects IDs to retrieve objects that
it has seen before. The IDs of the objects can then be used in other
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Steven D'Aprano wrote:
> RHEL supports Python 3, it just doesn't provide Python 3.
True, but as you say later, the only method is to recompile. So, if I want
to use Python 3 in a production environment like RHEL, I need:
- A development environmen
Hi Terry,
> The difference from 2.x should be in What's New in 3.0, except that the
> new i/o module is in 2.6, so it was not exactly new.
The io module existed in 2.6, but it was not used by default for
standard output and standard error. The only mention of this in
"What's New in 3.0" is in the
On 10Dec2011 08:43, Hans Mulder wrote:
| On 10/12/11 02:44:48, Tim Chase wrote:
| >Currently I can get the currently-logged-in-userid via getpass.getuser()
| >which would yield something like "tchase".
| >
| >Is there a cross-platform way to get the full username (such as from the
| >GECOS field o
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