Re: Choosing GUI Module for Python

2009-11-13 Thread catalinf...@gmail.com
Tkinter is deafult on python . Is more easy to use any editor text (geany). I donțt see a good IDE for GUI On Nov 9, 6:49 am, Antony wrote: > Hi all >    I just wanted to know which module is best for developing designing > interface in python . > i have come across some modules which are listed h

Re: Does turtle graphics have the wrong associations?

2009-11-13 Thread Alf P. Steinbach
* Peter Nilsson: "Alf P. Steinbach" wrote: One reaction to http://preview.tinyurl.com/ProgrammingBookP3> has been that turtle graphics may be off-putting to some readers because it is associated with children's learning. [I'll be honest and say that I merely glanced at the two pdf files.] Wh

Re: Does turtle graphics have the wrong associations?

2009-11-13 Thread Richard Heathfield
In , Alf P. Steinbach wrote: > But in reality the intellectual challenge of something in the > traditional "basic" category can be greater than for something > conventionally regarded as "advanced". And consequently is much harder to teach. I have nothing but admiration for primary school childr

Re: Writing an emulator in python - implementation questions (for performance)

2009-11-13 Thread Santiago Romero
> How about >     page, index = divmod(address, 16384) Surely, much better and faster :-) Thanks a lot. -- http://mail.python.org/mailman/listinfo/python-list

Re: Create video with text?

2009-11-13 Thread catalinf...@gmail.com
On Nov 12, 9:24 am, AK wrote: > Hi, what would be the best python package (or a framework that can be > scripted in python) that can make a video with text moving around, > jumping, zooming in/out and various other text effects? See the > following link for an example: > >

Re: #define (from C) in Python

2009-11-13 Thread Ulrich Eckhardt
Santiago Romero wrote: > Well, In the above concrete example, that would work, but I was > talking for multiple code lines, like: > > > #define LD_r_n(reg) (reg) = Z80ReadMem(r_PC++) > > #define LD_rr_nn(reg) r_opl = Z80ReadMem(r_PC); r_PC++; \ > r_oph = Z80ReadMem(r_PC

A beginner question about GUI use and development

2009-11-13 Thread uap12
Hi! I have written som Python programs but no one with a GUI yet, i have look around and found a lot of diffrent gui module. I will develop program that will use a small amout of GUI part eg. program to show status about server etc. I have looked att wxWidget, but i like a rekommendation here (Wi

Re: open source linux -> windows database connectivity?

2009-11-13 Thread M.-A. Lemburg
Tony Schmidt wrote: >> Note: The client part of this product is free. You only need to >> get a license for the server part. > > Yeah, but don't I need the server part to make the connection? Sure, but you don't need to get a license per client, unlike for e.g. the combination mxODBC + EasySoft O

Choosing GUI Module for Python

2009-11-13 Thread Dylan Palmboom
-Original Message- From: catalinf...@gmail.com [mailto:catalinf...@gmail.com] Sent: 13 November 2009 10:06 AM To: python-list@python.org Subject: Re: Choosing GUI Module for Python Tkinter is deafult on python . Is more easy to use any editor text (geany). I don?t see a good IDE for GUI O

Re: Linux, Python 2.5.2, serverless binding LDAP?

2009-11-13 Thread Michael Ströder
Kevin Cole wrote: > On Nov 12, 8:01 pm, alex23 wrote: >> On Nov 13, 10:47 am, Kevin Cole wrote: >>> I recently asked our IT department how to gain access to an >>> addressbook. After carefully explaining that I was on a Linux system >>> using Python, I got the reply: >>> "You should use our LDAP

Re: A beginner question about GUI use and development

2009-11-13 Thread Marcus Gnaß
uap12 wrote: > When i givet the program away i like to pack it, so the enduser > just run it, i don't like to tell the user to install Python, and/or > som GUI package. is this possible. So Tkinter would be your choice, cause its shipped with Python ... > In the beginning it is okej to code the

Re: A beginner question about GUI use and development

2009-11-13 Thread Enrico
"uap12" ha scritto nel messaggio news:1a446fef-4250-4152-8c30-cfe2edb61...@j4g2000yqe.googlegroups.com... > Hi! > I have written som Python programs but no one with a GUI yet, > i have look around and found a lot of diffrent gui module. > > I will develop program that will use a small amout of GUI

bootstrapping on machines without Python

2009-11-13 Thread Jonathan Hartley
While examining py2exe et al of late, my thoughts keep returning to the idea of writing, in C or similar, a compiled stand-alone executable 'bootstrapper', which: 1) downloads and install a Python interpreter if none exists 2) runs the application's Python source code using this interpreter. An ap

Re: python simply not scaleable enough for google?

2009-11-13 Thread Tim Chase
Steven D'Aprano wrote: Vincent, could you please fix your mail client, or news client, so that it follows the standard for mail and news (that is, it has a hard-break after 68 or 72 characters? This seems an awfully curmudgeonly reply, given that word-wrapping is also client-controllable. Eve

Re: 3.x and 2.x on same machine (is this info at Python.org??)

2009-11-13 Thread Dave Angel
Dan Bishop wrote: On Nov 12, 1:52 pm, rantingrick wrote: Hello, Currently i am using 2.6 on Windows and need to start writing code in 3.0. I cannot leave 2.x yet because 3rd party modules are still not converted. So i want to install 3.0 without disturbing my current Python2.x. What i'm afr

Re: A beginner question about GUI use and development

2009-11-13 Thread Vladimir Ignatov
Hi, I have working with wxPython since about 2003 and still have a "mixed" feeling about it. Periodically I was catched in some traps especially in graphics-related parts of my code (just one example: try to find documentation about DC.Blit behaviour then UserScale != 1.0). For fresh-starters I

Re: Writing an emulator in python - implementation questions (for performance)

2009-11-13 Thread Santiago Romero
I'm going to quote all the answers in a single post, if you all don't mind: > [greg] > But keep in mind that named "constants" at the module level > are really global variables, and therefore incur a dictionary > lookup every time they're used. > > For maximum speed, nothing beats writing the nu

Re: 2to3 ParseError with UTF-8 BOM

2009-11-13 Thread Gabriel Genellina
En Fri, 06 Nov 2009 14:12:57 -0300, Farshid escribió: On Nov 5, 7:18 pm, Benjamin Peterson wrote: Try the 2to3 distributed in Python 3.1. I get the same error with the 2to3 script in Python 3.1 Reported as http://bugs.python.org/issue7313 -- Gabriel Genellina -- http://mail.python.org/m

Re: Python C API and references

2009-11-13 Thread Gabriel Genellina
En Thu, 12 Nov 2009 06:23:54 -0300, lallous escribió: Everytime I use PyObject_SetAttrString(obj, attr_name, py_val) and I don't need the reference to py_val I should decrement the reference after this call? If you own a reference to py_val, and you don't need it anymore, you must decremen

Re: Python & Go

2009-11-13 Thread Duncan Booth
Paul Rubin wrote: > Nah, exceptions are an ugly effect that gets in the way of > parallelism. Haskell handles lookups through its type system; dealing > with lookup errors (say by chaining the Maybe type) is clean and > elegant. Erlang handles it by crashing the pr

Re: Unexpected python exception

2009-11-13 Thread Gabriel Genellina
En Wed, 11 Nov 2009 11:11:31 -0300, Ralax escribió: On Nov 11, 6:59 pm, Richard Purdie wrote: def B(): os.stat("/") import os Traceback (most recent call last): File "./test.py", line 12, in B() File "./test.py", line 8, in B os.stat("/") UnboundLocalError: local variab

Re: questions regarding stack size use for multi-threaded python programs

2009-11-13 Thread Gabriel Genellina
En Mon, 09 Nov 2009 16:05:31 -0300, Eyal Gordon escribió: background: we are using python 2.4.3 on CentOS 5.3 with many threads - and our shell's default stack size limit is set to 10240KB (i.e. ~10MB). we noticed that python's Threading module appears to create threads with this value as t

Re: python simply not scaleable enough for google?

2009-11-13 Thread Steven D'Aprano
On Fri, 13 Nov 2009 04:48:59 -0600, Tim Chase wrote: > There might be some stand-alone news-readers that aren't smart enough to > support word-wrapping/line-breaking, in which case, join the 80's and > upgrade to one that does. Of course I can change my software. That fixes the problem for me. Or

Re: #define (from C) in Python

2009-11-13 Thread Santiago Romero
> > #define STORE_nn_rr(dreg) \ > >                         r_opl = Z80ReadMem(r_PC); r_PC++;\ > >                         r_oph = Z80ReadMem(r_PC); r_PC++; \ > >                         r_tmp = dreg; \ > >                         Z80WriteMem((r_op),r_tmpl, regs); \ > >                         Z80

object indexing and item assignment

2009-11-13 Thread King
class MyFloat(object): def __init__(self, value=0.): self.value = value def set(self, value): self.value = value def get(self): return self.value class MyColor(object): def __init__(self, value=(0,0,0)): self.value = (MyFloat(value[0]),

Re: #define (from C) in Python

2009-11-13 Thread Bearophile
Santiago Romero: >Obviously, I prefer to write well structured code but I had to sacrifize SIZE >by SPEED< In C99 you have "inline" (and gcc/gcc-llvm usually inline small functions anyway) that helps avoid many macros. >  Now I'm porting the emulator to a scripted language, so I need > even mo

Re: object indexing and item assignment

2009-11-13 Thread Benjamin Kaplan
On Fri, Nov 13, 2009 at 7:57 AM, King wrote: > class MyFloat(object): >    def __init__(self, value=0.): >        self.value = value > >    def set(self, value): >        self.value = value > >    def get(self): >        return self.value > > class MyColor(object): >    def __init__(self, value=(0

Re: Writing an emulator in python - implementation questions (for performance)

2009-11-13 Thread Gabriel Genellina
En Thu, 12 Nov 2009 23:29:03 -0300, greg escribió: Carl Banks wrote: You can define constants to access specific registers: R1L = 1 R1H = 2 R1 = 1 breg[R1H] = 2 print wreg[R1] But keep in mind that named "constants" at the module level are really global variables, and therefore incur a dic

Re: Writing an emulator in python - implementation questions (for performance)

2009-11-13 Thread Bearophile
Try creation an extension module with ShedSkin. Bye, bearophile -- http://mail.python.org/mailman/listinfo/python-list

Re: #define (from C) in Python

2009-11-13 Thread garabik-news-2005-05
Santiago Romero wrote: > >> > #define STORE_nn_rr(dreg) \ >> >                         r_opl = Z80ReadMem(r_PC); r_PC++;\ >> >                         r_oph = Z80ReadMem(r_PC); r_PC++; \ >> >                         r_tmp = dreg; \ >> >                         Z80WriteMem((r_op),r_tmpl, regs); \

Re: bootstrapping on machines without Python

2009-11-13 Thread Tim Golden
Jonathan Hartley wrote: While examining py2exe et al of late, my thoughts keep returning to the idea of writing, in C or similar, a compiled stand-alone executable 'bootstrapper', which: 1) downloads and install a Python interpreter if none exists 2) runs the application's Python source code usin

Re: A beginner question about GUI use and development

2009-11-13 Thread Philip Semanchuk
On Nov 13, 2009, at 3:55 AM, uap12 wrote: Hi! I have written som Python programs but no one with a GUI yet, i have look around and found a lot of diffrent gui module. I will develop program that will use a small amout of GUI part eg. program to show status about server etc. I have looked att

Re: Does turtle graphics have the wrong associations?

2009-11-13 Thread BGB / cr88192
"Peter Nilsson" wrote in message news:ed7d74f6-c84d-40f1-a06b-642f988fb...@x25g2000prf.googlegroups.com... > "Alf P. Steinbach" wrote: >> One reaction to http://preview.tinyurl.com/ProgrammingBookP3> >> has >> been that turtle graphics may be off-putting to some >> readers because it is associ

Re: bus error in Py_Finalize with ctypes imported

2009-11-13 Thread Robin
On Nov 13, 2:14 pm, Robin wrote: > I am trying to embed Python in a MATLAB mex function. This is loaded > into the MATLAB interpreter - I would like the Python interpreter to > be initialized once and stay there for future calls. I added a call to > Py_Finalize as a mexAtExit handler which is call

Re: bootstrapping on machines without Python

2009-11-13 Thread Martin P. Hellwig
Jonathan Hartley wrote: While examining py2exe et al of late, my thoughts keep returning to the idea of writing, in C or similar, a compiled stand-alone executable 'bootstrapper', which: 1) downloads and install a Python interpreter if none exists 2) runs the application's Python source code usin

tkFileDialog question

2009-11-13 Thread Matt Mitchell
Hi, This is my first attempt to write a script with any kind of gui. All I need the script to do is ask the user for a directory and then do stuff with the files in that directory. I used tkFileDialog.askdirectory(). It works great but it pops up an empty tk window. Is there any way to prevent

bus error in Py_Finalize with ctypes imported

2009-11-13 Thread Robin
Hi, I am trying to embed Python in a MATLAB mex function. This is loaded into the MATLAB interpreter - I would like the Python interpreter to be initialized once and stay there for future calls. I added a call to Py_Finalize as a mexAtExit handler which is called when the library is unloaded in MA

Re: Does turtle graphics have the wrong associations?

2009-11-13 Thread Jonathan Campbell
Alf P. Steinbach wrote: One reaction to http://preview.tinyurl.com/ProgrammingBookP3> has been that turtle graphics may be off-putting to some readers because it is associated with children's learning. Incidentally ... something you may wish to consider for inclusion in you book ... games p

Vote on PyPI comments

2009-11-13 Thread Chris Withers
Hi All, Apologies for the cross post, but I'm not sure this has received the publicity it deserves... PyPI grew a commenting and rating system a while back, apparently in response to requests from users. However, since it's been rolled out, there's been a backlash from package maintainers wh

Re: Vote on PyPI comments

2009-11-13 Thread Michele Simionato
On Nov 13, 4:39 pm, Chris Withers wrote: > > PyPI grew a commenting and rating system a while back, apparently in > response to requests from users. However, since it's been rolled out, > there's been a backlash from package maintainers who already have > mailing lists, bug trackers, etc for their

Re: ANN: esky 0.2.1

2009-11-13 Thread Aahz
In article , Ryan Kelly wrote: > >>>Esky is an auto-update framework for frozen python apps, built on top of >>>bbfreeze. It provides a simple API through which apps can find, fetch >>>and install updates, and a bootstrapping mechanism that keeps the app >>>safe in the face of failed or partial

Adding methods to an object instance

2009-11-13 Thread lallous
Hello class __object(object): def __getitem__(self, idx): return getattr(self, idx) class __dobject(object): pass x = __object() setattr(x, "0", "hello") print x["0"] y = __dobject(a=1,b=2) setattr(y, "0", "world") #print y["0"] How can I, given an object of instance "__dobject", a

Re: wsgi with separate css file

2009-11-13 Thread Rami Chowdhury
On Fri, 13 Nov 2009 08:34:57 -0800, Alena Bacova wrote: Hi all, I just wanted to know if anybody tried using wsgi as a web server that would be serving html file with separate css file. I managed to make my wsgi server display only on html file ( it has got the form tag, and I'm serving

wsgi with separate css file

2009-11-13 Thread Alena Bacova
Hi all, I just wanted to know if anybody tried using wsgi as a web server that would be serving html file with separate css file. I managed to make my wsgi server display only on html file ( it has got the form tag, and I'm serving do_get and do_post call to) but I would like to have formatting st

Re: Adding methods to an object instance

2009-11-13 Thread Bruno Desthuilliers
lallous a écrit : Hello class __object(object): the convention for reusing reserved words as identifiers is to *suffix* them with a single underscore, ie: class object_(object): # def __getitem__(self, idx): return getattr(self, idx) class __dobject(object): pass x = __ob

object serialization as python scripts

2009-11-13 Thread King
I have looked upon various object serialization de-serialization techniques. (shelve, pickle, anydbm, custom xml format etc.) What I personally feel that instead of all these methods for saving the objects it would be easier to save the data as python scripts itself. In this case, loading the data

Dynamic property names on class

2009-11-13 Thread Bryan
I have several properties on a class that have very similar behavior. If one of the properties is set, all the other properties need to be set to None. So I wanted to create these properties in a loop like: class Test(object): for prop in ['foo', 'bar', 'spam']: # Attribut

Re: wsgi with separate css file

2009-11-13 Thread Rami Chowdhury
On Fri, 13 Nov 2009 08:55:33 -0800, Alena Bacova wrote: Hi, I'm using: from wsgiref import simple_server httpd = simple_server.make_server(HOST, PORT, Test) try: httpd.serve_forever() except KeyboardInterrupt: pass But I can use something else if needed. Application and htmk, css

[ANN] pyOpenSSL 0.10

2009-11-13 Thread exarkun
I'm happy to announce the release of pyOpenSSL 0.10. pyOpenSSL 0.10 exposes several more OpenSSL APIs, including support for running TLS connections over in-memory BIOs, access to the OpenSSL random number generator, the ability to pass subject and issuer parameters when creating an X509Extens

Re: object serialization as python scripts

2009-11-13 Thread Diez B. Roggisch
King schrieb: I have looked upon various object serialization de-serialization techniques. (shelve, pickle, anydbm, custom xml format etc.) What I personally feel that instead of all these methods for saving the objects it would be easier to save the data as python scripts itself. In this case, l

Re: Dynamic property names on class

2009-11-13 Thread Diez B. Roggisch
Bryan schrieb: I have several properties on a class that have very similar behavior. If one of the properties is set, all the other properties need to be set to None. So I wanted to create these properties in a loop like: class Test(object): for prop in ['foo', 'bar', 'spam']:

Re: object indexing and item assignment

2009-11-13 Thread John Posner
King wrote: class MyFloat(object): def __init__(self, value=0.): self.value = value def set(self, value): self.value = value def get(self): return self.value class MyColor(object): def __init__(self, value=(0,0,0)): self.value = (MyFloat(value[0

Re: Dynamic property names on class

2009-11-13 Thread Bryan
On Nov 13, 9:34 am, "Diez B. Roggisch" wrote: > Bryan schrieb: > > > > > I have several properties on a class that have very similar behavior. > > If one of the properties is set, all the other properties need to be > > set to None.  So I wanted to create these properties in a loop like: > > > cla

Re: Unexpected python exception

2009-11-13 Thread Tino Wildenhain
Am 11.11.2009 15:29, schrieb Richard Purdie: On Wed, 2009-11-11 at 05:04 -0800, Chris Rebert wrote: On Wed, Nov 11, 2009 at 4:37 AM, Richard Purdie wrote: Is there a way to make the "global x" apply to all functions without adding it to each one? Thankfully, no. Hmm :(. What I'm trying

Re: object serialization as python scripts

2009-11-13 Thread King
> Why is it easier than the above mentioned - they are *there* (except the > custom xml), and just can be used. What don't they do you want to do? > > Other than that, and even security issues put aside, I don't see much > difference between pickle and python code, except the latter being more > ve

Re: object serialization as python scripts

2009-11-13 Thread Chris Rebert
On Fri, Nov 13, 2009 at 10:26 AM, King wrote: >> Why is it easier than the above mentioned - they are *there* (except the >> custom xml), and just can be used. What don't they do you want to do? >> >> Other than that, and even security issues put aside, I don't see much >> difference between pickl

converting latitude and longitude

2009-11-13 Thread Ronn Ross
I'm attempting to convert latitude and longitude coordinates from degrees minutes and second to decimal form. I would like to go from: N39 42 36.3 W77 42 51.5 to: -77.739855,39.70 Does anyone know of a library or some existing out their to help with this conversion? -- http://mail.python.o

[no subject]

2009-11-13 Thread Ronn Ross
I'm attempting to convert latitude and longitude coordinates from degrees minutes and second to decimal form. I would like to go from: N39 42 36.3 W77 42 51.5 to: -77.739855,39.70 Does anyone know of a library or some existing out their to help with this conversion? -- http://mail.python

Re: Vote on PyPI comments

2009-11-13 Thread Daniel Fetchinson
>> PyPI grew a commenting and rating system a while back, apparently in >> response to requests from users. However, since it's been rolled out, >> there's been a backlash from package maintainers who already have >> mailing lists, bug trackers, etc for their packages and don't want to >> have to t

Re: converting latitude and longitude

2009-11-13 Thread MRAB
Ronn Ross wrote: I'm attempting to convert latitude and longitude coordinates from degrees minutes and second to decimal form. I would like to go from: N39 42 36.3 W77 42 51.5 to: -77.739855,39.70 Does anyone know of a library or some existing out their to help with this conversion?

Re: bootstrapping on machines without Python

2009-11-13 Thread M.-A. Lemburg
Jonathan Hartley wrote: > While examining py2exe et al of late, my thoughts keep returning to > the idea of writing, in C or similar, a compiled stand-alone > executable 'bootstrapper', which: > 1) downloads and install a Python interpreter if none exists > 2) runs the application's Python source c

Python 2.6.3 TarFile Module Add odd behavior

2009-11-13 Thread Tilson, Greg (IS)
In Windows Python 2.6.3 calling TarFile.add requires arcname= to be set to work with WinZIP or WinRAR Documentation reads: TarFile.add(name, arcname=None, recursive=True, exclude=None) Add the file name to the archive. name may be any type of file (directory, fifo, symbolic link, etc.). If given

Re: Dynamic property names on class

2009-11-13 Thread Diez B. Roggisch
Bryan schrieb: On Nov 13, 9:34 am, "Diez B. Roggisch" wrote: Bryan schrieb: I have several properties on a class that have very similar behavior. If one of the properties is set, all the other properties need to be set to None. So I wanted to create these properties in a loop like: class T

Re: Vote on PyPI comments

2009-11-13 Thread Diez B. Roggisch
Michele Simionato schrieb: On Nov 13, 4:39 pm, Chris Withers wrote: PyPI grew a commenting and rating system a while back, apparently in response to requests from users. However, since it's been rolled out, there's been a backlash from package maintainers who already have mailing lists, bug tra

Re: run all scripts in sub-directory as subroutines?

2009-11-13 Thread Tobiah
> This works fine, but in the sub-modules the sys.path appropriately > returns the same as from the parent, I want them to know their own file > names. How?? I can pass it to them, but wondered if there is a more > self-sufficient way for a module to know from where it was invoked. I like the ide

Re: python simply not scaleable enough for google?

2009-11-13 Thread Aaron Watters
On Nov 11, 3:15 pm, Terry Reedy wrote: > Robert P. J. Day wrote: > I can imagine a day when code compiled from Python is routinely > time-competitive with hand-written C. That time is now, in many cases. I still stand by my strategy published in Unix World ages ago: get it working in Python, pro

Re: Psyco on 64-bit machines

2009-11-13 Thread Russ P.
On Nov 12, 12:06 pm, "Russ P." wrote: > I have a Python program that runs too slow for some inputs. I would > like to speed it up without rewriting any code. Psyco seemed like > exactly what I need, until I saw that it only works on a 32-bit > architecture. I work in an environment of Sun Ultras t

Re: python simply not scaleable enough for google?

2009-11-13 Thread Brian J Mingus
On Fri, Nov 13, 2009 at 12:19 AM, Steven D'Aprano < st...@remove-this-cybersource.com.au> wrote: > On Thu, 12 Nov 2009 22:20:11 -0800, Vincent Manis wrote: > > > When I was approximately 5, everybody knew that higher level languages > were too slow for high-speed numeric computation (I actually di

RE: tkFileDialog question

2009-11-13 Thread Matt Mitchell
--- The information contained in this electronic message and any attached document(s) is intended only for the personal and confidential use of the designated recipients named above. This message may be confidential. If the reader of this message is not the in

Re: bootstrapping on machines without Python

2009-11-13 Thread Thomas Heller
M.-A. Lemburg schrieb: > Jonathan Hartley wrote: >> While examining py2exe et al of late, my thoughts keep returning to >> the idea of writing, in C or similar, a compiled stand-alone >> executable 'bootstrapper', which: >> 1) downloads and install a Python interpreter if none exists >> 2) runs the

2.6.4 Mac x86_64 ?

2009-11-13 Thread chris grebeldinger
Hi All, I've been having some trouble getting a x86_64/i386 universal readline.so to build against libedit, on MacOS 10.5.6 as Apple does. Does anyone have any pointers about what changes I need to make to setup.py or readline.c to achive this? Has someone already done this and would like to share

Re: A beginner question about GUI use and development

2009-11-13 Thread CM
On Nov 13, 3:55 am, uap12 wrote: > Hi! > I have written som Python programs but no one with a GUI yet, > i have look around and found a lot of diffrent gui module. > > I will develop program that will use a small amout of GUI part > eg. program to show status about server etc. > > I have looked at

Re: wsgi with separate css file

2009-11-13 Thread Aaron Watters
RE: serving static CSS files using WSGI > ...However, this method is fragile and very inefficient. If you want to   > eventually deploy this application somewhere, I would suggest starting   > with a different method. The WHIFF WSGI tools are meant to make this kind of thing easy. In fact the qu

Re: python simply not scaleable enough for google?

2009-11-13 Thread Terry Reedy
Aaron Watters wrote: On Nov 11, 3:15 pm, Terry Reedy wrote: Robert P. J. Day wrote: I can imagine a day when code compiled from Python is routinely time-competitive with hand-written C. That time is now, in many cases. By routinely, I meant ***ROUTINELY***, as in "C become the province of s

Re: New syntax for blocks

2009-11-13 Thread Bruno Desthuilliers
r a écrit : > On Nov 12, 7:44 pm, Steven D'Aprano cybersource.com.au> wrote >> Oh, but those hundreds of thousands of man-hours lost to bugs caused by >> assignment-as-an-expression is nothing compared to the dozens of man- >> minutes saved by having one fewer line of code! > > OK, what *if* the

Re: converting latitude and longitude

2009-11-13 Thread ezd
On Nov 13, 2:25 pm, MRAB wrote: > Ronn Ross wrote: > > > I'm attempting to convert latitude and longitude coordinates from ... > > Does anyone know of a library or some existing out their to help with > > this conversion? > Some time ago I saw file named LLUTM... for such conversions with more tha

Re: The ol' [[]] * 500 bug...

2009-11-13 Thread Jon Clements
On 13 Nov, 21:26, kj wrote: > ...just bit me in the "fuzzy posterior".  The best I can come up with > is the hideous > >   lol = [[] for _ in xrange(500)] > > Is there something better?   That's generally the accepted way of creating a LOL. > What did one do before comprehensions > were availabl

Re: QuerySets in Dictionaries

2009-11-13 Thread scoopseven
On Nov 12, 8:55 pm, Steven D'Aprano wrote: > On Thu, 12 Nov 2009 10:39:33 -0800, scoopseven wrote: > > I need to create a dictionary of querysets.  I have code that looks > > like: > > > query1 = Myobject.objects.filter(status=1) > > query2 = Myobject.objects.filter(status=2) > > query3 = Myobject

Re: New syntax for blocks

2009-11-13 Thread Bruno Desthuilliers
r a écrit : > On Nov 12, 2:37 pm, Bruno Desthuilliers > wrote: > >>> Oh i get it now! If i assign a valid value to a variable the variable >>> is also valid...thats...thats... GENUIS! *sarcasm* >> It's not about "assigning a valid value to a variable", it's about the >> name being created (or not

Re: bootstrapping on machines without Python

2009-11-13 Thread mmanns
On Fri, 13 Nov 2009 02:40:28 -0800 (PST) Jonathan Hartley wrote: > Even my very limited understanding of the issues is enough to see that > the idea is far from trivial. [...] > In the long run, to be useful for real projects, the bootstrapper > would need to manage some nasty details: > * diff

Re: QuerySets in Dictionaries

2009-11-13 Thread Jerry Hill
On Fri, Nov 13, 2009 at 5:10 PM, scoopseven wrote: > I actually had a queryset that was dynamically generated, so I ended > up having to use the eval function, like this... > > d = {} > for thing in things: >query_name = 'thing_' + str(thing.id) >query_string = 'Thing.objects.filt

Re: #define (from C) in Python

2009-11-13 Thread Santiago Romero
> Hey, I got 100% with ASM ZX Spectrum emulator on a low end 386 :-) (I do > not remember the CPU freqeuncy anymore, maybe 25MHz). Yes, in ASM a simple 25 or 33Mhz 386 computer was able to emulate the Spectrum. At least, under MSDOS, like did Warajevo, Z80, x128 and "Spectrum" from Pedro Gimeno.

__import__ returns module without it's attributes?

2009-11-13 Thread Zac Burns
I've overloaded __import__ to modify modules after they are imported... but running dir(module) on the result only returns __builtins__, __doc__, __file__, __name__, __package__, and __path__. Why is this? More importantly, where can I hook in that would allow me to see the contents of the module?

Re: ANN: esky 0.2.1

2009-11-13 Thread Ryan Kelly
> >> Recently I was looking into distribution mechanisms, and I passed over > >> bbfreeze because I saw no indication that Python 2.6 was supported. > > > >Not sure if it's officially supported, but I do most of my development > >on Python 2.6 and bbfreeze hasn't given me any problems as yet. > >

Compiler malware rebutted

2009-11-13 Thread Aahz
Ken Thompson's classic paper on bootstrapped malware finally gets a rebuttal: http://lwn.net/Articles/360040/ -- Aahz (a...@pythoncraft.com) <*> http://www.pythoncraft.com/ [on old computer technologies and programmers] "Fancy tail fins on a brand new '59 Cadillac didn't mean

A "terminators' club" for clp

2009-11-13 Thread kj
This is "meta-question" about comp.lang.python. I apologize in advance if it has been already discussed. Also, I don't know enough about the underlying mechanics of comp.lang.python, so this may be *totally unfeasible*, but how about giving a few bona fide *and frequent* clp posters the ability

Re: python simply not scaleable enough for google?

2009-11-13 Thread Paul Rubin
Tim Chase writes: > Or even just pipe to > your text editor of choice: vi, emacs, ed, cat, and even Notepad > has a "wrap long lines" sort of setting or does the right thing > by default (okay, so cat relies on your console to do the > wrapping, but it does wrap). No, auto wrapping long lines lo

Re: A "terminators' club" for clp

2009-11-13 Thread Paul Rubin
kj writes: > frequent* clp posters the ability to *easily* delete spam from the > comp.lang.python server? Um, this is usenet; there is no comp.lang.python server. Are you saying you want a moderated newsgroup? Hmm, maybe this group is busy enough that there is some merit to that idea. -- ht

Re: A "terminators' club" for clp

2009-11-13 Thread r
On Nov 13, 5:29 pm, kj wrote: > This is "meta-question" about comp.lang.python.  I apologize in > advance if it has been already discussed.  Also, I don't know enough > about the underlying mechanics of comp.lang.python, so this may be > *totally unfeasible*, but how about giving a few bona fide *

Re: Compiler malware rebutted

2009-11-13 Thread David M. Besonen
On 11/13/2009 3:26 PM, Aahz wrote: > Ken Thompson's classic paper on bootstrapped malware > finally gets a rebuttal: > > http://lwn.net/Articles/360040/ thanks for pointing this out. -- david -- http://mail.python.org/mailman/listinfo/python-list

Re: New syntax for blocks

2009-11-13 Thread r
On Nov 13, 3:20 pm, Bruno Desthuilliers wrote: (...snip...) > > I think because (like me) Carl > > put's the language before sewing circles. I think it's just personal > > like all the times before, > > Well, to be true, you did manage to make a clown of yourself more than > once, so don't be surp

Re: questions regarding stack size use for multi-threaded python programs

2009-11-13 Thread Andrew MacIntyre
Gabriel Genellina wrote: En Mon, 09 Nov 2009 16:05:31 -0300, Eyal Gordon escribió: background: we are using python 2.4.3 on CentOS 5.3 with many threads - and our shell's default stack size limit is set to 10240KB (i.e. ~10MB). we noticed that python's Threading module appears to create thr

Re: ANN: esky 0.2.1

2009-11-13 Thread Aahz
In article , Ryan Kelly wrote: > >Out of curiosity, what freezer package did you settle on in the end? >I'm curious it see if esky could easily switch between different >freezers (although it currently depends on some rather deep details of >the bbfreeze format). We're currently using py2app and

Re: Compiler malware rebutted

2009-11-13 Thread Aahz
In article , David M. Besonen wrote: >On 11/13/2009 3:26 PM, Aahz wrote: >> >> Ken Thompson's classic paper on bootstrapped malware >> finally gets a rebuttal: >> >> http://lwn.net/Articles/360040/ > >thanks for pointing this out. Actually, I found out about it on panix.chat ;-) -- Aahz (a...@

Re: python simply not scaleable enough for google?

2009-11-13 Thread Robert Brown
Vincent Manis writes: > On 2009-11-11, at 14:31, Alain Ketterlin wrote: > I'm having some trouble understanding this thread. My comments aren't > directed at Terry's or Alain's comments, but at the thread overall. > > 1. The statement `Python is slow' doesn't make any sense to me. Python is a > p

Re: python simply not scaleable enough for google?

2009-11-13 Thread Robert Brown
Vincent Manis writes: > My point in the earlier post about translating Python into Common Lisp or > Scheme was essentially saying `look, there's more than 30 years experience > building high-performance implementations of Lisp languages, and Python > isn't really that different from Lisp, so we o

Re: query regarding file handling.

2009-11-13 Thread Rhodri James
On Thu, 12 Nov 2009 09:59:40 -, ankita dutta wrote: hi all, i have a file of 3x3 matrix of decimal numbers(tab separated). like this : 0.020.380.01 0.040.320.00 0.030.400.02 now i want to read 1 row and get the sum of a particular row. but when i am trying

Re: python simply not scaleable enough for google?

2009-11-13 Thread Robert Brown
J Kenneth King writes: > mcherm writes: >> I think you have a fundamental misunderstanding of the reasons why Python >> is slow. Most of the slowness does NOT come from poor implementations: the >> CPython implementation is extremely well-optimized; the Jython and Iron >> Python implementations

Re: python simply not scaleable enough for google?

2009-11-13 Thread Vincent Manis
On 2009-11-13, at 12:46, Brian J Mingus wrote: > You're joking, right? Try purchasing a computer manufactured in this > millennium. Monitors are much wider than 72 characters nowadays, old timer. I have already agreed to make my postings VT100-friendly. Oh, wait, the VT-100, or at least some mode

Re: python simply not scaleable enough for google?

2009-11-13 Thread Vincent Manis
On 2009-11-13, at 15:32, Paul Rubin wrote: > This is Usenet so > please stick with Usenet practices. Er, this is NOT Usenet. 1. I haven't, to the best of my recollection, made a Usenet post in this millennium. 2. I haven't fired up a copy of rn or any other news reader in at least 2 deca

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