Python is an interpreted, general-purpose high-level programming language whose design philosophy emphasizes code readability.

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2answers
10k views

How to properly install Python packages?

I run a Slackware system and I'm trying to run some Python code, but getting a lot of errors such as this one below: >>> import urllib2 Traceback (most recent call last): File ...
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4answers
1k views

pysqlite install error on FreeBSD in virtualenv

I am trying to install pysqlite using pip under a virtualenv in FreeBSD 7.3, with Python version 2.6.2. I didn't have any issues for installing other packages like Django, PIL etc. All of them I ...
4
votes
1answer
1k views

Using Atlas from scipy

I installed Ubuntu 12.04 64 bit. I need to work with python and scipy, I installed them and when I run the test: python -c "import scipy; scipy.test()" I get the message: ImportError: ...
5
votes
1answer
203 views

Using OGG/Vorbis, is there a way to continue to record to an existing audio file?

I am using Vorbis/ogg to record audio (using arecord and then pipping to oggenc). I have downloaded oggvideotools, which gave me oggCat, which will let me join two previously recorded audio files into ...
3
votes
3answers
261 views

Is there an equivalent of calling the built-in python function help('topics') but in bash?

I would like to explore man pages in bash using something similar to the python help('topics') function. Does this exist in bash? I know the bash equivalent of python's help('modules') would look ...
2
votes
1answer
415 views

Installing trac - “Trac requires Python 2.5 or later”

I am having a little trouble getting trac 1.0 installed via easy_install: [box]# easy_install Trac==1.0 Downloading ...
0
votes
1answer
495 views

Simple python web server doesn't execute CGI scripts

I set up a simple python web server by opening a terminal in a directory and doing python -m CGIHTTPServer There is a CGI script in the directory but when I type into the browser ...
2
votes
1answer
481 views

Replace python built with UCS4 with UCS2

I've got fedora fc15 installed with python 2.7.1-7.fc15. It is built with ucs4 and I've got some packages here at work that are built with ucs2. I now cannot build other packages that use these ucs2 ...
0
votes
0answers
266 views

mod_python won't “./configure” because it can't determine httpd version

I'm trying to install mod_python 3.3.1 on Apache 2.4.3 and whenever I try to run ./configure (with apxs etc) and instead of configuring correctly, it says that Apache 2.x is required and my current ...
4
votes
6answers
346 views

What is the easiest way to check if column A and B values goes both ways with AWK? [closed]

What is the easiest way to check if column A and B values goes both ways? Output to check: Mike John John Mike Pamela Barbara Barbara Pamela Mike Paul Roger Paul Desired output Mike <-> ...
1
vote
2answers
575 views

What scripting language or platform to use for web page downloads and screen interaction? [duplicate]

Possible Duplicate: Does anybody here have experience in automating some tasks in web applications using curl? Here is what I need to do? Wondering what platform is most suited - easy to ...
7
votes
3answers
2k views

How do I make python programs behave like proper unix tools?

I have a few Python scripts laying around, and I'm working on rewriting them. I have the same problem with all of them. It's not obvious to me how to write the programs so that they behave like ...
2
votes
1answer
480 views

Subprocess.call() and gunzip error

I'm trying to use Python's package subprocess to gunzip and gzip files. I'm using the following command: subprocess.call(['gunzip', a_path+myfile_gz], shell=True) Then I get the error message: ...
3
votes
1answer
903 views

Can I upgrade to a new version of Python on an old version of Ubuntu?

I have Ubuntu 8.04.3 LTS and ran this: $ sudo apt-get install python2.7 I got this: Reading package lists... Done Building dependency tree Reading state information... Done E: Couldn't find ...
3
votes
0answers
156 views

Enable sqlite FTS Enhanced Query Syntax in python in RHEL6?

SQLite's full text search engine offers a simple query syntax (with AND and OR operators and -term for negation), as well as an enhanced query syntax which also allows parenthesis and NEAR — as well ...
1
vote
2answers
222 views

loading python when the linux kernel boots

I was reading This and I was wondering if I could write an API in python or have python load in an init script. If this were to be possible would I need to edit the kernel's makefile?
3
votes
2answers
304 views

Print row contain maximum and minimum value

I need to read the file (contains 16K rows)and print the entire row if any of columns and all columns contains max value (100) and all columns contain min value (0).The ouput example is given ...
3
votes
2answers
2k views

Sending the output from 'dd' to awk/sed/grep

I'm trying to approximate the computer's write speed using dd: dd if=/dev/urandom of=/dev/null bs=1K count=10000 which gives the following output 10000+0 records in 10000+0 records out 10240000 ...
1
vote
0answers
89 views

How do I fix my FastCGI Pinax / Django deployment?

I'm running OSX Lion (posted here because this is a Unix-specific question), and am trying to deploy a Pinax project via FCGI. I have the FastCGI daemon running: $ ps wwaux | grep fcgi jonathan ...
1
vote
0answers
145 views

How do I satisfy the “warnings” Pinax requirement?

I'm trying to build a Pinax virtualenv. I get, on Precise Penguin with 0.7: jonathan@ubuntu:~/Downloads/Pinax-0.7-bundle/scripts$ ./pinax-boot.py ~/virtual New python executable in ...
1
vote
2answers
1k views

Python script to shutdown system doesn't work in cron

A python script to shutdown system works fine from the terminal but doesn't work when included in crontab. The script is called by cron but ends with an error 'shutdown command not found'or 'init 0 ...
1
vote
3answers
4k views

How to change the working directory for a shell script

I have a Python script that looks files up in a relative directory. For example: the Python script is in /home/username/projectname/. I have a file that is being called within the Python script that ...
2
votes
1answer
157 views

emacs python2.7

I would like to have emacs work as a python ide for me. I can't seem to find how to compile from within emacs. I'm using python2.7 but when I do M-x python-mode it seems to compile using python2.7. Is ...
5
votes
2answers
1k views

On Debian, how do I add a Python package in dist-packages to a virtualenv?

Given some python package in /usr/share/pyshared/ or /usr/lib/pythonX.Y/dist-packages/ (take python-numpy or python-scipy for example), how do I add that package to a virtualenv? When adding the ...
1
vote
0answers
67 views

How to access storage device related events with Zeitgeist?

I am trying to get my mind around Zeitgeist, using the Python DBus API. To get the latest accessed files and application is not so hard, here is what I do: #! /usr/bin/env python from ...
4
votes
4answers
4k views

How can I upgrade pip on Ubuntu 10.04?

On Ubuntu 10.04 I've used apt-get install pip to install pip after which I installed django. Then I tried to uninstall django with pip via pip uninstall django which gives me: pip: error: No command ...
3
votes
1answer
221 views

Suddenly I have troubles plotting with python

I have a code that I used yesterday to generate plots. Today, when I tried to use it (with the same input as yesterday), I get an error: QGtkStyle was unable to detect the current GTK+ theme. ...
0
votes
1answer
3k views

How to manually uninstall urllib, urllib2, requests python packages?

I'm having a problem with urllib, urllib2 and requests, three python libraries. I use Ubuntu 10.04.4 LTS and python 2.6.5 (we can use with python) (but I had installed manually, after the problem, ...
3
votes
3answers
568 views

Why does installing python-minimal package also grab the python package on Debian?

From running: apt-cache depends python2.6-minimal | grep Depends and apt-cache depends python2.6 | grep Depends it looks like python2.6 depends on python2.6-minimal and a lot more. However, ...
0
votes
1answer
81 views

Install new most recent python package in ubuntu?

I could really do with installing matplotlib 1.1.0 on my ubunutu 11.10 system. The current ubuntu package is at 1.0.1, how do I use the new one?
0
votes
1answer
787 views

zlib support for PIL won't work

I'm trying to install PIL as per its instruction on debian but can't figure how to fix this bit: I get --- ZLIB (PNG/ZIP) support available on build_ext and * ZLIB (PNG/ZIP) support not installed on ...
0
votes
1answer
146 views

Python set up on mac

My /usr/bin contains the following installs of python lrwxr-xr-x 1 root wheel 76 Nov 18 06:17 pythonw2.7 -> ../../System/Library/Frameworks/Python.framework/Versions/2.7/bin/pythonw2.7 ...
2
votes
2answers
1k views

What does this python2 error mean, and what should I do about it?

Whenever I attempt to use an application relating to python2(gnome-tweak-tool, bzr, etc.) it fails to start and, when run from command-line, I get this error: [username@host ~]$ gnome-tweak-tool ...
4
votes
2answers
5k views

What is the python equivalent of grep -v?

I like grep -v. I use it all the time. But I am also doing some text processing in python, and there is one crucial thing that I lack. Usually, I use grep -v to take extraneous stuff out of text. ...
2
votes
1answer
204 views

Key-binding to open a terminal running python in ratpoison

In my .ratpoisonrc file I'm failing to write a key-binding to open a terminal running python. I'm running a minimal Debian setup on which I basically just run emacs. Sometimes I want to just get a ...
3
votes
0answers
500 views

“Operation not supported” for setfacl inside a python script [closed]

I've programmed a script using python which logs in as root on the host machine and executes some commands. Therefore it uses ssh. I want to setup acl. If I do following commands in the command line, ...
2
votes
0answers
1k views

MySQL socket and PHP (and other languages)

Background info I'm currently running CentOS (or Red Hat?). uname -a gives (I edited out my domain name) Linux XXXXXXXXX.com 2.6.32-71.29.1.el6.x86_64 #1 SMP Mon Jun 27 19:49:27 BST 2011 x86_64 ...
7
votes
3answers
477 views

Is it possible to execute scripts in BIND based on lookup

Is it possible, to set up BIND as DNS server on my local network, and make execute scripts when it gets a lookup? I would like to execute a Python or Bash script, based on the incoming DNS lookup, ...
0
votes
1answer
229 views

python regex equivalent of kwrite [ ]+ and [0-9]+

I've never been good at regular expressions. When ever I read about them, I sort of get a headache, get up from my desk, and forget what I'm doing. Attention difficulties. But when I finally started ...
7
votes
3answers
2k views

Which window manager has Python bindings?

I've been coding bits here and there with Python and I'm most interested in Desktop Environments, for which I always have ideas I want to try out. I have tried to play around with python-xlib but ...
3
votes
4answers
399 views

Align a hex text file at 9 bytes each line

I want to align the selected portion of a text file at 9 bytes each column. For example suppose my text file looks like below. 00 2f c6 b8 29 fd 02 37 11 00 9f 74 34 0b 60 72 38 20 00 9e 61 33 8e ...
1
vote
1answer
1k views

python-pam not working… How to dig for the error?

I have a django application where users should be able to login according to the system's shadow database. I found this login backend which uses python-pam, as far as I can tell. While installing the ...
1
vote
1answer
654 views

Install virtualenv on Fedora 16

I come from Ubuntu. I know how to install virtualenv and configure stuff on Ubuntu. Now Fedora seems pretty strange to me... Following these two guides: Setting up virtualenv, pip, virtualenvwrapper ...
4
votes
3answers
6k views

Running python script from terminal without .py extension

I want to call a python script script.py from the terminal by simply typing script. Is this possible? If so, how? I know I can avoid typing python script.py by adding #!/usr/bin/env python to the top ...
8
votes
1answer
742 views

python == python2 OR python == python3 ? How to package, distribute python py2k scripts?

Depending on system, python==python2 or python==python3. Executable Python scripts, starts with: #!/usr/bin/env python #!/usr/bin/env python2 #!/usr/bin/env python3... For python py3k it is ...
2
votes
2answers
2k views

How to execute this particular shell command from Python?

OK, so, I have this non-functional shell script, which I am rewriting piece by piece in python, except I am getting an "unexpected "|" error" from the shell (see below): #/bin/sh LINES=`cat $@ | wc ...
1
vote
1answer
162 views

How can I install hulahop

I cloned hulahop via git and I'd like to use it and try to run this example. I have a problem to find out how to build and install it. I also tried to install it with apt-get but I don't have this ...
2
votes
1answer
799 views

New files and folders created, automatically inherit same permissions as parent folder

Does it exist? I create a folder with, let's say, all permissions set, and some services (i.e. Apache web server) create subfolders and put files there (uploaded media files from website users). Such ...
1
vote
2answers
101 views

Narrow characters

It would be awesome to modify spark to print narrow characters in for example Gnome Terminal. Is this at all possible with Bash / Python?
4
votes
3answers
1k views

On which unix distributions is Python installed as part of the default install?

Does anyone know of an overview that would document on which (recent) UNIX distributions Python is available by default, i.e. part of the default installation? PS: Answers from StackOverflow, before ...