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

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2
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1answer
812 views

How to install Node.js in CentOS 5.10 with Python 2.4?

I want to use Grunt on websites we have hosted on our WHM dedicated server. It is running CENTOS 5.10 x86_64 standard with WHM 11.42.1 (build 21). It is critical that things do not break, as we have ...
1
vote
1answer
996 views

Trouble installing lxml with custom install location for libxml2/libxslt

I am attempting to install a python module called lxml to my account on a supercomputer running RHEL. I do NOT have root access or super user status. lxml requires the dev/devel versions of libxml2 ...
1
vote
1answer
184 views

Identify python script is waiting for a manual input

I'm writing a shell script which executes a Python script. The Python script halts for a manual enter to be provided. However, I don't wan't to have to press enter each time to the script. Instead, I ...
3
votes
1answer
3k views

How to change the default version of Python in Debian 7.5?

I'm using Debian 7.5, and I've installed Python 3.3 and 3.2. How do I make 3.3 the default for when someone types python in the command line?
2
votes
2answers
241 views

How does a parallelized Python program look with top command?

I work on a shared cluster. I've seen people run parallelized c code on this cluster which, when I use top to see what processes are running, are shown to be using (for example) 400% of the CPU, ...
2
votes
2answers
87 views

How do I remove the new environment commands that were created by the virtualenvwrapper script?

I've installed and run virtuarenvwrapper.sh to try to configure an alternate version of python on my system. This script has placed somewhere a series of commands that are now executed whenever I ...
2
votes
3answers
106 views

Linux - preventing an application from failing due to lack of disk space

Due to an unpredicted scenario I am currently in need of finding a solution to the fact that an application (which I do not wish to kill) is slowly hogging the entire disk space. To give more context ...
0
votes
1answer
363 views

Python3 error “no module named bluetooth” on Linux Mint

I am trying to connect my Lenovo S10E to a Nintendo Wiimote via bluetooth. I am using a simple Python script, reproduced below. I am calling it from the Linux Mint (version 16, "Petra") command line ...
0
votes
2answers
154 views

shell or python script to transpose rows to columns [duplicate]

I have a big file with numbers like: 1 2 3 4 5 6 7 8 9 9 9 9 I want to tranpose it into 1 5 9 2 6 9 3 7 9 4 8 9 I have search on google for solutions, but those solutions simply don't ...
1
vote
1answer
281 views

Uninstall a python software properly

I installed a little python software (pycarddav) before to notice there is a packaged version for Debian sid... Now, I would like to uninstall properly this software and then, install the packaged ...
3
votes
5answers
1k views

Listing directories based on size from largest to smallest on single line

I can use the following command to get a list of directories and their sizes and sort them from largest to smallest (in the example I renamed the directories to numbers to make this easier to ...
0
votes
1answer
172 views

Python file issue from root path

I have a script that is well-tested and known to be working. I am running into an issue with it where when I try to run it from /root/backup/script.py or ~/backup/script.py I get a file not found ...
0
votes
0answers
314 views

Installing iPython3 Fedora 20

It was very easy to install ipython and upgrade it to the newest version (2.0) using pip. However, I want to set up ipython3, which uses Python 3, and found it more difficult. I finally installed it ...
0
votes
1answer
102 views

install python module for particular python instance

I have 2 python instance on a CentOS machine, i.e. /usr/bin/python2.4 and /usr/bin/python2.7. Modules for 2.4 are in /usr/lib/python2.4, and modules for 2.7 are in /usr/local/python27. When I do ...
1
vote
1answer
232 views

Modoboa 1.1.1 Deployment Errors

I try to install modoboa follow this steps: http://modoboa.readthedocs.org/en/latest/getting_started/install.html I installed modoboa with pip install modoboa Traceback (most recent call last): ...
0
votes
1answer
212 views

python xml parsing

I have to delete particular tags from an xml file. Sample xml below. <data> <tag:action/> </data> I want to delete all contents between data and /data. ...
0
votes
1answer
301 views

How to install QGIS from source into user space?

I want to install QGIS from source on Ubuntu 13.10. (saucy). into ~/bin. There is Python 2.7.5+ installed. Therefore, I cloned the repository to my machine and checked out the master branch. First I ...
0
votes
1answer
43 views

Python: Move lines backward in a textfile

Imagine a text file which contains random text and two unique markers 01 text text text 02 text text text 03 __DELETE_THIS_FIRST__ 04 text text text 05 text text text 06 text text text 07 text text ...
5
votes
3answers
141 views

How to grab the oldest unread message from `mail` in a script?

In a script I am trying to finish writing now, I need to get the oldest unread message from the current user's mailbox (specifically, I need the subject line for this project). After extracting the ...
5
votes
4answers
2k views

How do I get 'realpath' to find my symbolic link?

I am on MacOSX using bash as my shell. I have symbolic link, created like this: ln -s /usr/bin/python python2 I have a package that uses python2 and I want to create a symbol link in my current ...
0
votes
1answer
343 views

Why does PyCrypto require a C compiler?

Is there a python crypto library that does not rely on anything besides python? Or pre-complied bundles of PyCrypto for Linux?
3
votes
1answer
430 views

fail2ban permission denied on script

I've just upgraded from RHEL 5 to 6.5 and setup fail2ban anew. I can't seem to get my custom action to work now, supposedly because of a permission issue. I wan't to know what am I doing wrong, and ...
0
votes
1answer
370 views

makehuman gives “ImportError: No module named numpy”

I installed 1.0.0 on slackware 14.1 makehuman 64bit slackbuilds through the site, but the makehuman does not open, the program appears in the KDE menu but does not open. I do not know why it happens, ...
0
votes
0answers
622 views

Installation location of python modules?

How does one get python modules working on a local machine? I followed the doc here: https://docs.python.org/2/install/ to no avail. I tried putting a known working module in the following locations ...
4
votes
1answer
1k views

apt python error prevents me from resolving dependency problems for apt-get install

On Debian 6 servers dependency issues are preventing me from installing nis (or any package). When I try to resolve that issue I get a python error. How do I get past this issue and re-gain the ...
3
votes
2answers
247 views

Rescue value from second last line

After I run a script, I've got the following lines: PyMOL(TM) Molecular Graphics System, Version 1.4.1. Copyright (c) Schrodinger, LLC. All Rights Reserved. Created by Warren L. DeLano, ...
1
vote
2answers
496 views

pipe function arguments to command line arguments in python

I have a python code (cmd.py) which accepts files as command line arguments and process using parse_args. I want to pass files from another code (files.py) to cmd.py, just like passing function ...
2
votes
2answers
246 views

why cpulimit makes process STOPPED?

I'm running a python script which uses networkx package to run some algorithms on graphs. the script is import networkx as nx from networkx.algorithms.approximation import clique G = ...
0
votes
0answers
36 views

Need a different header path for compiling

I'm trying to update numpy, a python package, on my fresh install of debian. I have installed from source the latest version of python in /usr/local When trying to update numpy via pip, I get an ...
1
vote
0answers
115 views

Why is the Debian package I've created for a single Python script empty?

I have a quite simple Python project that might be very useful for some people. So I thought about packaging it. The project is called maptool and is a tool that allows people who have Panasonic ...
1
vote
1answer
772 views

E: python-setuptools upgrade fails, apt-get broken

I wanted to install gnome-maps with apt-get, and then I got this error: Preparing to unpack .../python-setuptools_3.4.1-1_all.deb ... Unpacking python-setuptools (3.4.1-1) over (3.3-1) ... dpkg: ...
0
votes
3answers
317 views

Most accurate disk usage report? [duplicate]

Since disk space is allocated in blocks, is it a more accurate representation of the actual space consumed by a directory to report it in blocks vs bytes? If a file of size 1,025 bytes resides on a ...
2
votes
3answers
323 views

What should someone know about using Python scripts in the shell?

I'm wondering what should someone generally know about Python(the interpreter) when using it in the shell in Linux? This is what I have on Gentoo: # ls -al /usr/bin/python*; file /usr/bin/python; ...
2
votes
1answer
138 views

Application lags if started from init.d?

I have a program (pre-compiled binary) that, when started manually on linux, runs fine. It has a CLI that I use to enter commands. This program is a software router, I can connect to it's CLI to ...
2
votes
2answers
4k views

Multicast UDP not working

Multicast UDP on raspberry pi I haven't narrowed things down enough to know if my issue is because of debian, raspbian specifically, or if I am just missing a something completely. I have a python ...
3
votes
2answers
302 views

How can I disable the new history feature in Python 3.4?

Since upgrading to Python 3.4, all interactive commands are logged to ~/.python_history. I don't want Python to create or write to this file. Creating a symlink to /dev/null does not work, Python ...
0
votes
1answer
703 views

Bare-bones linux? [closed]

I am working on a homemade OS and I was originally going to write it myself in Assembly and Python, but I decided that doing this would just be easier, faster, and more Linux-y. I have the Python part ...
1
vote
1answer
3k views

How to exit out of the shell script successfully so that python subprocess think it is successfull exit? [closed]

Below is my shell script which simply execute a url like this http://example.com:8080/beat and parse the response and verify certain conditions on it. If that condition is met, then exit successfully ...
1
vote
0answers
76 views

Better approach to generating and adding contents to files

I have an input file like below. 1 First one 2 First two 3 First three 3 Second three I am generating 2 output files like below. #FILE1 1 First one 2 First two 3 First three #FILE2 1 ...
3
votes
2answers
691 views

case sensitive substitution; same target ids

I am struggled myself to make a case sensitive replacement in a text file. Please find below a segment of my sed file that I am running as sed -f file.sed < input.txt > output.txt ...
1
vote
4answers
1k views

Pattern Matching and Delete the whole line

I want to delete all the Lines of File 1, if Column1 of File1 matches exactly with Column 1 File2. File 1: r001:21:10 21 AAAAAATTTGC * = XM:21 r002:21:10 21 YAAAATTTGC * ...
1
vote
5answers
85 views

Replicate a column in a one-line CSV file

I have a file that consists of a single line: a,x,b,c,d,e I want to convert this into a,x,b,x,c,x,d,x,e,x Which is the easiest way to achieve this? A solution based on Python will be most ...
-2
votes
1answer
104 views

How to compile c, c++ and python code as “Released/Final” version? [closed]

I want to know if there are ways to compile C, C++ and Python code in order to not be able to reverse engineering it over Linux or not? I have heard there are some ways over Windows to do it, but I ...
28
votes
4answers
2k views

python vs bc in evaluating 6^6^6

I am evaluating the expression 6^6^6 using python and bc separately. The content of the python file is print 6**6**6. When I execute time python test.py, I get the output as real 0m0.067s ...
2
votes
4answers
8k views

parse json using python

I have a JSON file members.json as below. { "took": 670, "timed_out": false, "_shards": { "total": 8, "successful": 8, "failed": 0 }, "hits": { "total": 74, ...
1
vote
0answers
157 views

How to import screenlets on Python

(I'm using Ubuntu 10.04 with Linux 2.6.32-21-generic #32-Ubuntu SMP Fri Apr 16 08:10:02 UTC 2010 i686) For some reason I had updated some Python files (I'm not able to tell which ones, but it was ...
0
votes
1answer
122 views

How can I rejoin a process running

I am very new to using Linux. I have a 'machine' on Amazon and I was trying to learn how to use Python on this machine. I started running Python—had to step away for a few minutes and the connection ...
1
vote
1answer
2k views

Install wicd on Slackware 14.1

I am trying to install wicd-1.7.2.4 on Slackware 14.1. I couldn't find configure or makefile in wicd-1.7.2.4.tar.gz. Running python setup.py configure (following the INSTALL guide) causes: sh: ...
3
votes
1answer
116 views

Count and merge consecutive patterns

I'm searching for a short snippet to find, count and merge consecutive duplicates using standard tools or a common scripting language. Say our input is: 1 2 2 2 7 22 a b b c c c c c d dd 2 2 c c ...
1
vote
1answer
2k views

FreeBSD Ports Broken — Python Issue? Portmaster -a

Upgraded FreeBSD from 8.2 >> 8.4 >> 10.0-RELEASE today. In the process, I believe I have mangled my ports tree quite badly and am having issues upgrading/reinstalling ports (as the upgrade asks me to ...