python

Stepping over a yield statement

When in the Python debugger (pdb) I want to step over a yield statement, but hitting (n) for next brings me to the destination of the yield i.e. the consumer of the generator. I want to go to the next line that is executed within the generator. Is there any way to do this? I'm using Python 2.6 ...

Dealing with external processes

I've been working on a gui app that needs to manage external processes. Working with external processes leads to a lot of issues that can make a programmer's life difficult. I feel like maintenence on this app is taking an unacceptably long time. I've been trying to list the things that make working with external processes difficult s...

Adding a SOAP header to a SOAPpy response

Hi all. Here is how to add soap header to a client request. But how to add soap:Header in a server response xml body? Thanks ! http://stackoverflow.com/questions/354370/adding-a-soap-header-to-a-soappy-request ...

Using Python COM to select files in windows explorer?

Hi, Is it possible using Python COM to select files inside of the windows explorer? For example, I am trying to get all "*.txt" files inside of windows explore highlighted without having to select them with the mouse, or without other keyboard gymnastics. thanks in advance. ...

Longest common substring from more than two strings - Python

Hi, I'm looking for a python library for finding the longest common substring from a set of python strings. I'have read that it exist to way to solve this problem : - one using suffix trees - the other using dynamic programming. The method implemented is not important. Otherwise, it is important to have a implementation that can be u...

Find the closest vector

Hello! Recently I wrote the algorithm to quantize an RGB image. Every pixel is represented by an (R,G,B) vector, and quantization codebook is a couple of 3-dimensional vectors. Every pixel of the image needs to be mapped to (say, "replaced by") the codebook pixel closest in terms of euclidean distance (more exactly, squared euclidean). ...

How to read special characters from stdin in Python?

I'm having trouble reading special characters from stdin. Here are my attempts: import os dir = raw_input("Dir name: ") Dir name: c:/á os.chdir(dir) WindowsError: [Error 2] The system cannot find the file specified: 'c:/\x81\xe1' Ok, so I tried to get the default system encoding and recode the string from stdin: import locale encodi...

verbose_name for a model's method

How can I set a verbose_name for a model's method, so that it might be displayed in the admin's change_view form? example: class Article(models.Model): title = models.CharField(max_length=64) created_date = models.DateTimeField(....) def created_weekday(self): return self.created_date.strftime("%A") in admin.py: ...

Python modules import error

Very strange for me: # uname -a Linux localhost.localdomain 2.6.18-194.3.1.el5 #1 SMP Thu May 13 13:09:10 EDT 2010 i686 i686 i386 GNU/Linux # pwd /root # python Python 2.6.5 (r265:79063, Apr 11 2010, 22:34:44) [GCC 4.1.2 20080704 (Red Hat 4.1.2-46)] on linux2 Type "help", "copyright", "credits" or "license" for more information. >>> im...

404 not found in telnet, works fine in browser

i am having a very irritating problem, when i open a url ( http://celebs.widewallpapers.net/md/a/adriana-lima/1440/Adriana-Lima-1440x900-002.jpg ) in browser, it works fine.. but when i try to access it by telnet on bash, i get 404 not found!! my exact terminal: $ telnet celebs.widewallpapers.net 80 HEAD /md/a/adriana-lima/1440/Adrian...

StringListProperty limited to 500 char strings (Google App Engine / Python)

It seems that StringListProperty can only contain strings up to 500 chars each, just like StringProperty... Is there a way to store longer strings than that? I don't need them to be indexed or anything. What I would need would be something like a "TextListProperty", where each string in the list can be any length and not limited to 500 ...

Building PortAudio and PyAudio on Mac running Snow Leopard (arch issues)

I'd like to tell you what I've tried and then I'd really welcome any comments you can provide on how I can get PortAudio and PyAudio setup correctly! I've tried installing the stable and svn releases of PortAudio from their website for my Core 2 Duo MacBook Pro running Snow Leopard. The stable release has a sizeof error that can be fix...

Reorganizing many to many relationships in Django

I have a many to many relationship in my models and i'm trying to reorganize it on one of my pages. My site has videos. On each video's page i'm trying to list the actors that are in that video with links to each time they are in the video(the links will skip to that part of the video) Here's an illustration Flash Video embedded he...

AppEngine BlobStore upload failing with a request that works in the Development Environment

I have an AppEngine application that uses the blobstore to store user-provided image data. When I upload images to that application from a form in Chrome it works fine. When I try to upload an image from an Android application it fails. Both methods work fine if I am running against the development server, but the Android upload doesn't ...

How to store wiki sites (vcs)

Hello, as a personal project I am trying to write a wiki with the help of django. I'm a beginner when it comes to web development. I am at the (early) point where I need to decide how to store the wiki sites. I have three approaches in mind and would like to know your suggestion. Flat files I considered a flat file approach with a ver...

Advice on translating code from very unrelated languages (in this case Scheme to Python)?

Reasoning: I'm trying to convert a large library from Scheme to Python Are there any good strategies for doing this kind of conversion? Specifically cross-paradigm in this case since Python is more OO and Scheme is Functional. Totally subjective so I'm making it community wiki ...

create a gtk.window under a gtk.widget

Hi all, I wanna show a gtk.Window under a gtk.widget. But I don't know how to retrieve the gtk.widget's coordinates for my gtk.window. Anyone knows ? Thanks. ...

What is an efficient way to write password cracking algorithm (python)

This problem might be relatively simple, but I'm given two text files. One text file contains all encrypted passwords encrypted via crypt.crypt in python. The other list contains over 400k+ normal dictionary words. The assignment is that given 3 different functions which transform strings from their normal case to all different permutat...

Monitor Yahoo! Instant Messages in Python?

I am trying to add some security to my computer at home and would like to have a copy of all Yahoo! IMs sent to me. I am using Python 2.6 on Windows. I would also like to have every URL in Internet Explorer sent to me. ...

Python: Networked IDLE/Redo IDLE front-end while using the same back-end?

Is there any existing web app that lets multiple users work with an interactive IDLE type session at once? Something like: IDLE 2.6.4 Morgan: >>> letters = list("abcdefg") Morgan: >>> # now, how would you iterate over letters? Jack: >>> for char in letters: print "char %s" % char char a char b char c char d char e char f char g M...