running pkg_resources from a compiled py2exe prog ram

2009-04-14 Thread David Lyon
btw the code is just.. import ConfigParser import zipfile import os import subprocess import getopt, sys import os.path import _winreg import pkg_resources -- http://mail.python.org/mailman/listinfo/python-list

running pkg_resources from a compiled py2exe prog ram

2009-04-14 Thread David Lyon
Hi, I'm trying to make an exe that uses pkg_resources. Every time I try to run the compiled version it always fails complaining that it is missing pkg_resources. Traceback (most recent call last): File "PythonPackageManager.py", line 6, in import MainWindow File "MainWindow.pyc", line

Re: Interrupt Python C API

2009-04-14 Thread Tim Roberts
googler.1.webmas...@spamgourmet.com wrote: > >I just have a design problem and don't know how to solve it. I call a >function which >executes a simple "PyRun_String(...)" command. > >imagine the script while 1: pass is executed so the app would hang. Is >there any chance to break out this PyRun_Str

Re: ctypes - random access to address space

2009-04-14 Thread Tim Roberts
janislaw wrote: > >I am currently doing a project in which I interface to a PCI card. To >ease the prototyping, I call the API functions, which map the address >space of the card to a process memory. As a driver developer, I am obligated by the Driver Curmudgeon's Code of Ethics to point out that

Re: zProblem

2009-04-14 Thread Gabriel Genellina
En Tue, 14 Apr 2009 18:42:32 -0300, norseman escribió: Gabriel Genellina wrote: En Mon, 13 Apr 2009 15:13:53 -0300, norseman escribió: Gabriel Genellina wrote: Below there is an attempt to reproduce the layout you describe in the PDF: from Tkinter import * root = Tk() pane = Fram

reading arguments in python script when passed from URL

2009-04-14 Thread phaneendra s
hi alll.. iam invoking a python script from a standalone client which looks lik this String command="ln -s /usr/lib /tmp/lin"; //creating a soft link URL url = new URL("http://server-name/cgi-bin/finalexec1.py?command= "+command); but iam not able to read this command in the python script

Re: Using Python after a few years of Ruby

2009-04-14 Thread Martin
Hi, On Tue, Apr 14, 2009 at 9:01 AM, wrote: > 2) Gems - I've seen a bit about Eggs, but they don't seem to have > anywhere near the official status gems do for Ruby. Are there any > "package management" things like this for Python, or do you usually > just grab the code you need as-is? On a sid

Re: Python and XML Help

2009-04-14 Thread John Machin
On Apr 15, 2:25 pm, ookrin wrote: > > > Seeing the errors - I changed the two classes to this: > > class offlineLoad(): >     def loadXmlFile(self): >         print "Loading from File" >         xf = open('CharacterID.xml','r') >         xml = xmlHandler() >         saxparser = make_parser() >    

Re: binary file compare...

2009-04-14 Thread Martin
Hi, On Mon, Apr 13, 2009 at 10:03 PM, Grant Edwards wrote: > On 2009-04-13, SpreadTooThin wrote: > >> I want to compare two binary files and see if they are the same. >> I see the filecmp.cmp function but I don't get a warm fuzzy feeling >> that it is doing a byte by byte comparison of two files

Re: Using Python after a few years of Ruby

2009-04-14 Thread laplacia...@gmail.com
On Apr 14, 3:01 am, blahemailb...@gmail.com wrote: > > 1) Rake - is there an equivalent of Rake? I've seen a bit about SCons, > and it looks really nice, but it seems geared towards being a Make > replacement for C/C++ rather than something that's used to work with > Python itself. Is there anythin

Re: How to query object of GUI?

2009-04-14 Thread John McMonagle
Muddy Coder wrote: > Hi Folks, > > I need to query the ID of GUI, in Tkinter, but don't know how to do > it. This is my code: > > calss MyGUI: > >def make_menu(self): > top = Menu(self) > menObj = Menu(top) > labels = read_from_database() > for lab in label

Re: GUI Programming

2009-04-14 Thread laplacia...@gmail.com
On Apr 12, 12:04 pm, Gabriel wrote: > r wrote: > > On Apr 12, 8:07 am, Gabriel wrote: > > >> Hello, > > >> I'm python newbie and i need to write gui for my school work in python. > >> I need to write it really quick, > > > [snip] > > > Tkinter is built-in, why not start there? > > > from Tkinter

Re: Modifying the value of a float-like object

2009-04-14 Thread Steven D'Aprano
On Tue, 14 Apr 2009 12:36:02 -0700, Eric.Le.Bigot wrote: > I'll give more details, as David S. and David R. were asking for. The > code could look like this: > > import crystals > my_crystal = crystals.Crystal("Quartz 111") > > which would set some attributes of my_crystal as "floats with >

How to query object of GUI?

2009-04-14 Thread Muddy Coder
Hi Folks, I need to query the ID of GUI, in Tkinter, but don't know how to do it. This is my code: calss MyGUI: def make_menu(self): top = Menu(self) menObj = Menu(top) labels = read_from_database() for lab in labels: menObj.add_command(label=lab, c

Re: Python and XML Help

2009-04-14 Thread ookrin
On Apr 14, 8:15 pm, John Machin wrote: > On Apr 15, 12:29 pm, ookrin wrote: > > > > > On Apr 12, 12:51 am, "Diez B. Roggisch" wrote: > > > > ookrin schrieb: > > > > > I'm in the process of learning python and PyQt4. I had decided to make > > > > myself a simple app and soon discovered that I nee

Re: Modifying the value of a float-like object

2009-04-14 Thread Ben Finney
Steven D'Aprano writes: > On Tue, 14 Apr 2009 06:03:58 -0700, Eric.Le.Bigot wrote: > > The goal is to maintain a list [x, y,…] of these float-like > > objects, and to modify their value on the fly (with something like > > x.value = 3.14) so that any expression like "x > > +y" uses the new value.

Re: segmentation fault while using ctypes

2009-04-14 Thread bieffe62
On Apr 15, 12:39 am, sanket wrote: > Hello All, > > I am dealing with this weird bug. > I have a function in C and I have written python bindings for it using > ctypes. > > I can call this function for couple of times and then suddenly it > gives me seg fault. > But I can call same function from a

Beginner: Portable Python, BeautifulSoup & ScrapeNFeed

2009-04-14 Thread Joe Larson
Hello list! I am a Python Beginner. I thought a good beginning project would be to use the Portable Python environment http://www.portablepython.com/ with Beautiful Soup http://www.crummy.com/software/BeautifulSoup/ and Scrape 'N' Feed http://www.crummy.com/software/ScrapeNFeed/ to create and

Re: Modifying the value of a float-like object

2009-04-14 Thread Steven D'Aprano
On Tue, 14 Apr 2009 06:03:58 -0700, Eric.Le.Bigot wrote: > Hello, > > Is there a way to easily build an object that behaves exactly like a > float, but whose value can be changed? Yes, have a look at the source code for UserString.MutableString for some ideas. > The goal is to maintain a list

Re: Python and XML Help

2009-04-14 Thread John Machin
On Apr 15, 12:29 pm, ookrin wrote: > On Apr 12, 12:51 am, "Diez B. Roggisch" wrote: > > > > > ookrin schrieb: > > > > I'm in the process of learning python and PyQt4. I had decided to make > > > myself a simple app and soon discovered that I needed to crash into > > > xml to use some of the data

Re: path to executing .py file

2009-04-14 Thread tiefeng wu
> > > The path of your script is given by __file__. thanks MRAB, and sorry for such a trivial question :) cheers! tiefeng wu -- http://mail.python.org/mailman/listinfo/python-list

Re: zProblem

2009-04-14 Thread Steven D'Aprano
On Tue, 14 Apr 2009 14:42:32 -0700, norseman wrote: > Grids are uniform! Same size, non-changing across whole backdrop. There > is nothing in uniform that says X==Y. Units along axis need not be same. > Corners don't even have to be 90degrees. (Spherical) But they must > measure as same size cel

Re: sharing/swapping items between lists

2009-04-14 Thread Ross
On Apr 14, 7:18 pm, Aaron Brady wrote: > On Apr 14, 7:01 pm, Aaron Brady wrote: > > > > > On Apr 14, 12:37 pm, Ross wrote: > > > > On Apr 14, 10:34 am, Ross wrote: > > > > > On Apr 14, 5:57 am, a...@pythoncraft.com (Aahz) wrote: > > > > > > In article > > > > > , > > > > > > Ross   wrote: > >

Re: Python and XML Help

2009-04-14 Thread ookrin
On Apr 12, 12:51 am, "Diez B. Roggisch" wrote: > ookrin schrieb: > > > > > I'm in the process of learning python and PyQt4. I had decided to make > > myself a simple app and soon discovered that I needed to crash into > > xml to use some of the data I was going to be getting off of the > > server.

Re: any(), all() and empty iterable

2009-04-14 Thread Aaron Brady
On Apr 14, 7:32 pm, John O'Hagan wrote: > On Tue, 14 Apr 2009, Mark Dickinson wrote: > > On Apr 14, 7:21 pm, Luis Alberto Zarrabeitia Gomez > > > wrote: > > > It's more than that. Python's following the rules here. Maybe it could be > > > documented better, for those without a background in logic

Re: sharing/swapping items between lists

2009-04-14 Thread Aaron Brady
On Apr 14, 7:01 pm, Aaron Brady wrote: > On Apr 14, 12:37 pm, Ross wrote: > > > > > On Apr 14, 10:34 am, Ross wrote: > > > > On Apr 14, 5:57 am, a...@pythoncraft.com (Aahz) wrote: > > > > > In article > > > > , > > > > > Ross   wrote: > > > > >On Apr 13, 9:08=A0am, a...@pythoncraft.com (Aahz) w

Re: any(), all() and empty iterable

2009-04-14 Thread Steven D'Aprano
On Tue, 14 Apr 2009 14:27:59 +0100, Arnaud Delobelle wrote: > In fact the doc is not just misleading, but plain wrong as the following > shows: > def alwaystrue(): > ... while True: yield True > ... all(alwaystrue()) > [Python is stuck] > > The iterable alwaystrue() satisfies the p

Re: any(), all() and empty iterable

2009-04-14 Thread Steven D'Aprano
On Tue, 14 Apr 2009 17:54:14 +, John O'Hagan wrote: > Agreed; having absorbed the answers to my original question, I now > understand why all('Robinson Crusoe' in books for books in []) - or with > any object in place of the string, or indeed just all([]) - doesn't > return False, but, vacuous

Re: Modifying the value of a float-like object

2009-04-14 Thread Steven D'Aprano
On Tue, 14 Apr 2009 14:45:47 -0400, Dave Angel wrote: > The answer to your original question is no. If the value can be > changed, then it doesn't behave like a float. And that's not just a > pedantic answer, it's a serious consideration. Oh nonsense. Many programming languages have mutable flo

Re: iPython help, Docstring [source file open failed]

2009-04-14 Thread alex23
On Apr 15, 5:35 am, Przemyslaw Kaminski wrote: > You may want to try: > import pydoc > b = pydoc.render_doc(timedelta) > print b Isn't this exactly the same output you get from typing 'help (timedelta)' though? -- http://mail.python.org/mailman/listinfo/python-list

Re: Using Python after a few years of Ruby

2009-04-14 Thread blahemailblah
Thanks for the help everyone. I'll take some time to go through these and how they all work. I appreciate the feedback. :) Dave -- http://mail.python.org/mailman/listinfo/python-list

Re: any(), all() and empty iterable

2009-04-14 Thread Piet van Oostrum
> Mark Dickinson (MD) wrote: >MD> On Apr 14, 7:21 pm, Luis Alberto Zarrabeitia Gomez >MD> wrote: >>> It's more than that. Python's following the rules here. Maybe it could be >>> documented better, for those without a background in logic/discrete >>> mathematics, >>> but not changed. >MD>

Help with run command + variable.

2009-04-14 Thread R. David Murray
Daniel Holm wrote: > Hi everybody, > > I'm creating my first app (SixA @ http://www.launchpad/gsixaxis) and I have > gtk.combobox to chose a profile. When a profile is chosen I save the > profiles name as a variable, and now I want to combine a command with the > variable. > > Lets say that the

Interrupt Python C API

2009-04-14 Thread googler . 1 . webmaster
Hi, I just have a design problem and don't know how to solve it. I call a function which executes a simple "PyRun_String(...)" command. imagine the script while 1: pass is executed so the app would hang. Is there any chance to break out this PyRun_String-function? I just searched the forums for t

iPython help, Docstring [source file open failed]

2009-04-14 Thread R. David Murray
Kegan wrote: > I use iPython installed from macport. When I am in the iPython shell, > I do the following: > > > In [8]: from datetime import timedelta > > In [9]: timedelta?? > Type: type > Base Class: > String Form: > Namespace: Interactive > File: /opt/local

Re: any(), all() and empty iterable

2009-04-14 Thread John O'Hagan
On Tue, 14 Apr 2009, Mark Dickinson wrote: > On Apr 14, 7:21 pm, Luis Alberto Zarrabeitia Gomez > > wrote: > > It's more than that. Python's following the rules here. Maybe it could be > > documented better, for those without a background in logic/discrete > > mathematics, but not changed. > > Agr

Re: [Python-Dev] PEP 382: Namespace Packages

2009-04-14 Thread P.J. Eby
At 10:59 PM 4/14/2009 +0200, M.-A. Lemburg wrote: You are missing the point: When breaking up a large package that lives in site-packages into smaller distribution bundles, you don't need namespace packages at all, so the PEP doesn't apply. The way this works is by having a base distribution bun

Re: Automatically generating arithmetic operations for a subclass

2009-04-14 Thread norseman
Steven D'Aprano wrote: I have a subclass of int where I want all the standard arithmetic operators to return my subclass, but with no other differences: class MyInt(int): def __add__(self, other): return self.__class__(super(MyInt, self).__add__(other)) # and so on for __mul__,

Re: segmentation fault while using ctypes

2009-04-14 Thread Aaron Brady
On Apr 14, 6:45 pm, Aaron Brady wrote: > On Apr 14, 6:04 pm, sanket wrote: > > > > > On Apr 14, 4:00 pm, MRAB wrote: > > > > sanket wrote: > > > > Hello All, > > > > > I am dealing with this weird bug. > > > > I have a function in C and I have written python bindings for it using > > > > ctypes.

Re: segmentation fault while using ctypes

2009-04-14 Thread MRAB
Aaron Brady wrote: On Apr 14, 6:04 pm, sanket wrote: On Apr 14, 4:00 pm, MRAB wrote: sanket wrote: Hello All, I am dealing with this weird bug. I have a function in C and I have written python bindings for it using ctypes. I can call this function for couple of times and then suddenly it

Re: read file with multiple data per line

2009-04-14 Thread woooee
If this is the record, then you can use split to get a list of the individual fields and then convert to int or float where necessary. rec = "2NHST1 C1 56 3.263 2.528 16.345 " rec_split = rec.split() print rec_split If you want to read two records at a time, then use all_data = open(name,

Re: sharing/swapping items between lists

2009-04-14 Thread Aaron Brady
On Apr 14, 12:37 pm, Ross wrote: > On Apr 14, 10:34 am, Ross wrote: > > > > > On Apr 14, 5:57 am, a...@pythoncraft.com (Aahz) wrote: > > > > In article > > > , > > > > Ross   wrote: > > > >On Apr 13, 9:08=A0am, a...@pythoncraft.com (Aahz) wrote: > > > >> In article > > > >> > > >com>, > > > >>

Re: binary file compare...

2009-04-14 Thread Adam Olsen
On Apr 13, 8:39 pm, Grant Edwards wrote: > On 2009-04-13, Peter Otten <__pete...@web.de> wrote: > > > But there's a cache. A change of file contents may go > > undetected as long as the file stats don't change: > > Good point.  You can fool it if you force the stats to their > old values after you

Re: Network game using mysql

2009-04-14 Thread Aaron Brady
On Apr 14, 4:14 pm, Tino Wildenhain wrote: > Hi, > > > > João Abrantes wrote: > > Good evening, > > > I am making an online game that stores its data in a mysql database. The > > thing is that I can't allow the players to interact directly with the > > important tables of database (they could chea

Re: segmentation fault while using ctypes

2009-04-14 Thread Aaron Brady
On Apr 14, 6:04 pm, sanket wrote: > On Apr 14, 4:00 pm, MRAB wrote: > > > > > sanket wrote: > > > Hello All, > > > > I am dealing with this weird bug. > > > I have a function in C and I have written python bindings for it using > > > ctypes. > > > > I can call this function for couple of times an

Re: segmentation fault while using ctypes

2009-04-14 Thread MRAB
sanket wrote: On Apr 14, 4:00 pm, MRAB wrote: sanket wrote: Hello All, I am dealing with this weird bug. I have a function in C and I have written python bindings for it using ctypes. I can call this function for couple of times and then suddenly it gives me seg fault. But I can call same func

Re: segmentation fault while using ctypes

2009-04-14 Thread sanket
On Apr 14, 3:56 pm, "Diez B. Roggisch" wrote: > sanket schrieb: > > > Hello All, > > > I am dealing with this weird bug. > > I have a function in C and I have written python bindings for it using > > ctypes. > > > I can call this function for couple of times and then suddenly it > > gives me seg f

Re: show PDF in wxPython?

2009-04-14 Thread norseman
alejandro wrote: I would like to import a pdf in a wxPython widget, but didn't find any solution. The imported PDF should work like if it were open in IE or Mozilla... Sugestions? Solutions? P.S. I would like to thank Dennis Lee Bieber for the help about parallel ports... I forgot to do it

Re: segmentation fault while using ctypes

2009-04-14 Thread sanket
On Apr 14, 4:00 pm, MRAB wrote: > sanket wrote: > > Hello All, > > > I am dealing with this weird bug. > > I have a function in C and I have written python bindings for it using > > ctypes. > > > I can call this function for couple of times and then suddenly it > > gives me seg fault. > > But I ca

Re: segmentation fault while using ctypes

2009-04-14 Thread MRAB
sanket wrote: Hello All, I am dealing with this weird bug. I have a function in C and I have written python bindings for it using ctypes. I can call this function for couple of times and then suddenly it gives me seg fault. But I can call same function from a C code for any number of times. I

Re: segmentation fault while using ctypes

2009-04-14 Thread Diez B. Roggisch
sanket schrieb: Hello All, I am dealing with this weird bug. I have a function in C and I have written python bindings for it using ctypes. I can call this function for couple of times and then suddenly it gives me seg fault. But I can call same function from a C code for any number of times.

segmentation fault while using ctypes

2009-04-14 Thread sanket
Hello All, I am dealing with this weird bug. I have a function in C and I have written python bindings for it using ctypes. I can call this function for couple of times and then suddenly it gives me seg fault. But I can call same function from a C code for any number of times. I cannot get what'

Re: zProblem

2009-04-14 Thread norseman
Gabriel Genellina wrote: En Mon, 13 Apr 2009 15:13:53 -0300, norseman escribió: Gabriel Genellina wrote: ...(snip) I can't visualize that working properly in my current need. The ...(snip) Below there is an attempt to reproduce the layout you describe in the PDF: from Tkinter import *

Re: Play sound at wanted frequency

2009-04-14 Thread Diez B. Roggisch
Matteo schrieb: I need to playback a sound on a linux machine of a pre-determined frequency like, say, 440 Hz. How can I do that with python? I found the ossaudiodev package, but it says that the ossaudiodev.write() method accepts data as a raw string. It doesn't explain what the string should be

Play sound at wanted frequency

2009-04-14 Thread Matteo
I need to playback a sound on a linux machine of a pre-determined frequency like, say, 440 Hz. How can I do that with python? I found the ossaudiodev package, but it says that the ossaudiodev.write() method accepts data as a raw string. It doesn't explain what the string should be like, and the oss

Re: Network game using mysql

2009-04-14 Thread Tino Wildenhain
Hi, João Abrantes wrote: Good evening, I am making an online game that stores its data in a mysql database. The thing is that I can't allow the players to interact directly with the important tables of database (they could cheat if I give them access) so I only allow them to write on a table

Re: [Python-Dev] PEP 382: Namespace Packages

2009-04-14 Thread M.-A. Lemburg
On 2009-04-14 18:27, P.J. Eby wrote: > At 05:02 PM 4/14/2009 +0200, M.-A. Lemburg wrote: >> I don't see the emphasis in the PEP on Linux distribution support and the >> remote possibility of them wanting to combine separate packages back >> into one package as good argument for adding yet another s

Network game using mysql

2009-04-14 Thread João Abrantes
Good evening, I am making an online game that stores its data in a mysql database. The thing is that I can't allow the players to interact directly with the important tables of database (they could cheat if I give them access) so I only allow them to write on a table named commands and then a

Re: any(), all() and empty iterable

2009-04-14 Thread Mark Dickinson
On Apr 14, 7:21 pm, Luis Alberto Zarrabeitia Gomez wrote: > It's more than that. Python's following the rules here. Maybe it could be > documented better, for those without a background in logic/discrete > mathematics, > but not changed. Agreed. I'd like to guess that in 93.7% of cases, when a

Data Model - database load

2009-04-14 Thread Anthony
Hello, I'm making a statistics tracking application and was wondering how my chosen data model design would affect performance. I'm not sure if I'm breaking up my objects into too granular a level in the interests of flexibility. class ParentStats """Summary level groups of stats""" class C

Re: GUI Programming

2009-04-14 Thread David Cook
On 2009-04-12, Gabriel wrote: > I'm python newbie and i need to write gui for my school work in python. > I need to write it really quick, because i haven't much time .) > So question is, which of gui toolkits should i pick and learn? I heard > PyGTK and Glade are best for quick gui programming?

Re: Modifying the value of a float-like object

2009-04-14 Thread Eric . Le . Bigot
Thanks Dave for your thoughtful remarks, which you sent right when I was writing a response to the previous posts. I was wondering about a kind "mutable float"; so you're right, it's not fully a float, because it's mutable. I'd like to have an object that behaves like a float in numerical calcula

Re: Using Python after a few years of Ruby

2009-04-14 Thread Martin v. Löwis
> 1) Rake - is there an equivalent of Rake? I've seen a bit about SCons, > and it looks really nice, but it seems geared towards being a Make > replacement for C/C++ rather than something that's used to work with > Python itself. Is there anything like a Python build tool? Depends on what you want

Re: Modifying the value of a float-like object

2009-04-14 Thread Eric . Le . Bigot
Thank you all for your input. It is not yet obvious how to achieve the goal/need that I had in mind in the original post. Basically, I would need to be able to calculate the derive() function of Peter, but without knowing what arguments are passed to the function f under study. Here is why: I'

Re: iPython help, Docstring [source file open failed]

2009-04-14 Thread Przemyslaw Kaminski
Kegan wrote: > I use iPython installed from macport. When I am in the iPython shell, > I do the following: > > > In [8]: from datetime import timedelta > > In [9]: timedelta?? > Type: type > Base Class: > String Form: > Namespace: Interactive > File: /opt/local

Re: show PDF in wxPython?

2009-04-14 Thread Stef Mientki
alejandro wrote: I would like to import a pdf in a wxPython widget, but didn't find any solution. The imported PDF should work like if it were open in IE or Mozilla... Sugestions? Solutions? wxPython has several options, all shown in the wxPython demo !! ( IE activeX, pdf-activeX ) btw ther

Re: History of python syntax development?

2009-04-14 Thread Chris Rebert
On Tue, Apr 14, 2009 at 10:01 AM, Ritwik wrote: > Hi all, > I'm doing some work in programming languages and I'm looking for a > short history of python development, from the point of view of the > initial development of the syntax. I know I can go through the mailing > lists and news groups (and

Re: Re: Modifying the value of a float-like object

2009-04-14 Thread Dave Angel
eric.le.bi...@spectro.jussieu.fr wrote: It looks like what is needed here are a kind of "mutable float". Is there a simple way of creating such a type? I don't mind changing the value through x.value =.23 instead of x = 1.23... :) On Apr 14, 3:03 pm, eric.le.bi...@spectro.jussieu.fr wrote:

Re: Using Python after a few years of Ruby

2009-04-14 Thread Alan G Isaac
On 4/14/2009 3:01 AM blahemailb...@gmail.com apparently wrote: 1) Rake - is there an equivalent of Rake? I've seen a bit about SCons, and it looks really nice, but it seems geared towards being a Make replacement for C/C++ rather than something that's used to work with Python itself. Is there any

Re: DVCSs wreck tkFileDialog

2009-04-14 Thread Alan G Isaac
More info: http://sourceforge.net/mailarchive/forum.php?thread_name=A46CBF978138744AAC019E6FF055EAB70F30AE%40apatlelsmail08.elsys.gtri.org&forum_name=tortoisehg-develop> Alan Isaac -- http://mail.python.org/mailman/listinfo/python-list

Re: ANN: PyGUI 2.0

2009-04-14 Thread member thudfoo
On Tue, Apr 14, 2009 at 10:02 AM, Terry Reedy wrote: > greg wrote: [...] fwiw, the following python script could be used, when run from the Tests directory, to selectively run the numbered tests: - runtests.py import glob import os import subprocess fr

Re: Using Python after a few years of Ruby

2009-04-14 Thread Emmanuel Surleau
Hi there, Ruby transfuge too. > Although I'm not 100% new to Python, most of my experience using high- > level languages is with Ruby. I had a job doing Rails web development > a little ways back and I really enjoyed it. At my current workplace > though, we're looking at using Python and I'm tryin

Re: Using Python after a few years of Ruby

2009-04-14 Thread Emmanuel Surleau
Hi > > 1) Is there anything like a Python build tool? (Or do I > > even need something like that?) > > If you're going to run the python source code, you don't need anything. > Python builds what it needs automagically. Some tools exist to build > stand-alone executables though, if you'd like to do

Re: sending and receiving ipv6 multicasts

2009-04-14 Thread Martin v. Löwis
> I get the following error: "socket.error: [Errno 22] Invalid > argument". So it complains about the multicast address. The fragment py> import socket py> s = socket.inet_pton(socket.AF_INET6, "ff02::1") py> sock = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM) py> sock.bind(('', 9090)) py> s

Re: any(), all() and empty iterable

2009-04-14 Thread Luis Alberto Zarrabeitia Gomez
Quoting John O'Hagan : > An exception, or at least a specific mention of the case of empty iterables > in the docs (as Tim Chase suggested), would have baffled me less than my > program telling me that the same items were both ubiquitous and entirely > absent from a list of sets! Well, they _w

show PDF in wxPython?

2009-04-14 Thread alejandro
I would like to import a pdf in a wxPython widget, but didn't find any solution. The imported PDF should work like if it were open in IE or Mozilla... Sugestions? Solutions? P.S. I would like to thank Dennis Lee Bieber for the help about parallel ports... I forgot to do it :-( -- http://ma

Re: any(), all() and empty iterable

2009-04-14 Thread John O'Hagan
On Tue, 14 Apr 2009, Carl Banks wrote: > On Apr 12, 10:45 am, Tim Chase wrote: > > > That's why you ask "Do you have any books called 'Robinson Crusoe'?" > > > rather than "Are all your books called 'Robinson Crusoe'?". > > > > Mu.  If I don't have any books..."Have you stopped beating all > > you

Re: sharing/swapping items between lists

2009-04-14 Thread Ross
On Apr 14, 10:34 am, Ross wrote: > On Apr 14, 5:57 am, a...@pythoncraft.com (Aahz) wrote: > > > > > In article > > , > > > Ross   wrote: > > >On Apr 13, 9:08=A0am, a...@pythoncraft.com (Aahz) wrote: > > >> In article > > >> > >com>, > > >> Ross =A0 wrote: > > > >>>I'm sorry...my example was pro

Re: sharing/swapping items between lists

2009-04-14 Thread Ross
On Apr 14, 5:57 am, a...@pythoncraft.com (Aahz) wrote: > In article , > > > > Ross   wrote: > >On Apr 13, 9:08=A0am, a...@pythoncraft.com (Aahz) wrote: > >> In article >com>, > >> Ross =A0 wrote: > > >>>I'm sorry...my example was probably a bad one. A better example of > >>>output I would like wou

ANNOUNCING Tahoe-LAFS v1.4

2009-04-14 Thread zooko
ANNOUNCING Tahoe, the Least-Authority Filesystem, v1.4 The allmydata.org team is pleased to announce the release of version 1.4.1 of "Tahoe", the Lightweight-Authorization Filesystem. This is the first release of Tahoe-LAFS which was created solely as a labor of love by volunteers -- it is no lon

Re: History of python syntax development?

2009-04-14 Thread Daniel Fetchinson
> I'm doing some work in programming languages and I'm looking for a > short history of python development, from the point of view of the > initial development of the syntax. I know I can go through the mailing > lists and news groups (and I am doing that at the moment), and the > python history bl

Re: Automatically generating arithmetic operations for a subclass

2009-04-14 Thread Sebastian Wiesner
> I have a subclass of int where I want all the standard arithmetic > operators to return my subclass, but with no other differences: > > class MyInt(int): > def __add__(self, other): > return self.__class__(super(MyInt, self).__add__(other)) > # and so on for __mul__, __sub__, e

History of python syntax development?

2009-04-14 Thread Ritwik
Hi all, I'm doing some work in programming languages and I'm looking for a short history of python development, from the point of view of the initial development of the syntax. I know I can go through the mailing lists and news groups (and I am doing that at the moment), and the python history blog

Re: ANN: PyGUI 2.0

2009-04-14 Thread Terry Reedy
greg wrote: Terry Reedy wrote: Does it work with 3.0? As it stands, almost certainly not. But you're welcome to try running it through 2to3 and see what happens. Relevant libraries would have to be available for 3.0 as well -- not sure what the state of play is there. Probably something is

Re: read file with multiple data per line

2009-04-14 Thread Eduardo
On Apr 14, 12:32 am, Steven D'Aprano wrote: > On Tue, 14 Apr 2009 00:15:18 -0700, Eduardo wrote: > > Hello all, > > > I googled a lot but couldn't find anything that i could consider a > > possible solution (though i am fairly new to the language and i think > > this is the main cause of my failur

Re: subprocess: reading from stdout hangs process termination, waiting for ENTER keyboard signal

2009-04-14 Thread MRAB
giohappy wrote: Hello everyone. I'm trying to use subprocess module to launch a Windows console application. The application prints some results to standard output and then waits for the user to press any key to terminte. I can't control this behaviour, as the application is not mine... I'm stuck

Re: Modifying the value of a float-like object

2009-04-14 Thread Peter Otten
eric.le.bi...@spectro.jussieu.fr wrote: > Alternatively, I'd be happy with a way of handling numerical > uncertainties in Python calculations (such as in "calculate the value > and uncertainty of a*sin(b) knowing that a=3.0 +/- 0.1 and b=1.00 +/- > 0.01"). Naive no warranties implementation: fr

Re: [Python-Dev] PEP 382: Namespace Packages

2009-04-14 Thread P.J. Eby
At 05:02 PM 4/14/2009 +0200, M.-A. Lemburg wrote: I don't see the emphasis in the PEP on Linux distribution support and the remote possibility of them wanting to combine separate packages back into one package as good argument for adding yet another separate hierarchy of special files which Pytho

Re: Modifying the value of a float-like object

2009-04-14 Thread MRAB
Christian Heimes wrote: eric.le.bi...@spectro.jussieu.fr wrote: Hello, Is there a way to easily build an object that behaves exactly like a float, but whose value can be changed? The goal is to maintain a list [x, y,…] of these float-like objects, and to modify their value on the fly (with som

subprocess: reading from stdout hangs process termination, waiting for ENTER keyboard signal

2009-04-14 Thread giohappy
Hello everyone. I'm trying to use subprocess module to launch a Windows console application. The application prints some results to standard output and then waits for the user to press any key to terminte. I can't control this behaviour, as the application is not mine... I'm stuck at the very first

Re: Modifying the value of a float-like object

2009-04-14 Thread Christian Heimes
eric.le.bi...@spectro.jussieu.fr wrote: > Hello, > > Is there a way to easily build an object that behaves exactly like a > float, but whose value can be changed? The goal is to maintain a list > [x, y,…] of these float-like objects, and to modify their value on the > fly (with something like x.v

Re: Modifying the value of a float-like object

2009-04-14 Thread David Smith
eric.le.bi...@spectro.jussieu.fr wrote: > It looks like what is needed here are a kind of "mutable float". Is > there a simple way of creating such a type? I don't mind changing the > value through x.value = 1.23 instead of x = 1.23... :) > > On Apr 14, 3:03 pm, eric.le.bi...@spectro.jussieu.fr

Re: Modifying the value of a float-like object

2009-04-14 Thread David Robinow
On Tue, Apr 14, 2009 at 9:03 AM, wrote: > Hello, > > Is there a way to easily build an object that behaves exactly like a > float, but whose value can be changed?  The goal is to maintain a list > [x, y,…] of these float-like objects, and to modify their value on the > fly (with something like x.

Help with run command + variable.

2009-04-14 Thread Daniel Holm
Hi everybody, I'm creating my first app (SixA @ http://www.launchpad/gsixaxis) and I have gtk.combobox to chose a profile. When a profile is chosen I save the profiles name as a variable, and now I want to combine a command with the variable. Lets say that the user choses th profile firefox. This

Re: Modifying the value of a float-like object

2009-04-14 Thread Eric . Le . Bigot
It looks like what is needed here are a kind of "mutable float". Is there a simple way of creating such a type? I don't mind changing the value through x.value = 1.23 instead of x = 1.23... :) On Apr 14, 3:03 pm, eric.le.bi...@spectro.jussieu.fr wrote: > Hello, > > Is there a way to easily build

Re: any(), all() and empty iterable

2009-04-14 Thread John Posner
Tim Chase wrote: I still prefer "Return False if any element of the iterable is not true" or "Return False if any element in the iterable is false" because that describes exactly what the algorithm does. Granted, anybody with a mote of Python skills can tell that from the algorithm, but if you

Re: [Python-Dev] PEP 382: Namespace Packages

2009-04-14 Thread M.-A. Lemburg
On 2009-04-07 19:46, P.J. Eby wrote: > At 04:58 PM 4/7/2009 +0200, M.-A. Lemburg wrote: >> On 2009-04-07 16:05, P.J. Eby wrote: >> > At 02:30 PM 4/7/2009 +0200, M.-A. Lemburg wrote: >> >> >> Wouldn't it be better to stick with a simpler approach and look for >> >> >> "__pkg__.py" files to detect na

Re: any(), all() and empty iterable

2009-04-14 Thread Carl Banks
On Apr 12, 10:45 am, Tim Chase wrote: > > That's why you ask "Do you have any books called 'Robinson Crusoe'?" rather > > than "Are all your books called 'Robinson Crusoe'?". > > Mu.  If I don't have any books..."Have you stopped beating all > your wives?"  The question makes the presumption that

Re: Automatically generating arithmetic operations for a subclass

2009-04-14 Thread andrew cooke
Arnaud Delobelle wrote: > "andrew cooke" writes: >> Arnaud Delobelle wrote: >>> class MyInt(int): >>> for op in binops: >>> exec binop_meth % (op, op) >>> for op in unops: >>> exec unop_meth % (op, op) >>> del op >> >> what's the "del" for? > > Without it, 'op

iPython help, Docstring [source file open failed]

2009-04-14 Thread Kegan
I use iPython installed from macport. When I am in the iPython shell, I do the following: In [8]: from datetime import timedelta In [9]: timedelta?? Type: type Base Class: String Form: Namespace: Interactive File: /opt/local/Library/Frameworks/Python.framework/

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