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

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Warnings when opening programs via Python subprocess calls

I am attempting to open an image and a text file that my Python (3.3.2) program is creating (the files are created without issue). The last two lines of the program are: subprocess.call(['leafpad', ...
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2answers
2k views

Installing python on CentOS

I am unable to digest the fact that Linux CentOS requires users to do so much just for installing Python. It was so easy installing python on Ubuntu. Also since CentOS comes with python2.5 it leads ...
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523 views

Python 2.7.10 on centos 6.6 but no IDLE

I installed Python 2.7.10 on my Centos 6.6 32 bit laptop but when I type IDLE at the prompt I get this [sinux1@horriblehost ~]$ idle ** IDLE can't import Tkinter. Your Python may not be configured ...
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1answer
114 views

Can I execute a script before every login

I am planning to have a program that will need to connect to a server. I'd like to be able to send a encrypted password to my server. The thing is, I need my decrypting script to be executed (...
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1answer
101 views

Python feature disabled vim-nox

I have installed vim-nox version 7.4 package in my Debian Wheezy machine from backports. I am confused that the python feature still does not work as shown from vim --version command as -python as ...
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3answers
11k 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 ...
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0answers
46 views

One liner to enable some SCLs and a python virtual environment?

I'm writing a python 3.4 app on a centos box. Normally, when I have to reset my tmux session, such as after a reboot I do the following: [zippy@localhost ~]$ scl enable rh-python34 httpd24 bash [...
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1answer
31 views

Stat with Python about line count of 2-bits [closed]

Pseudocode to get amount of lines for 2-bit system (2*30=60): python -c "from math import ceil; print ceil(`stat --printf="%s/30"`/500.0)"; but I would like to really run similar stat command ...
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90 views

python && unix permissions (gitlab) [closed]

I have directory /home/git/repositories with rights 770 and uid=git,gid=git user1@gitserver:~$ ls -la /home/git/ | grep repo drwxrws--- 42 git git 4096 Jun 30 17:02 repositories I have user 'www-...
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2answers
270 views

how to replace a sed/perl expression (change and print only matched line) with a python expression?

I have asked this question to learn how perl could replace sed. Now I want to know how the following commands (which do the same thing) would look like for python: sed -n '/patternmatch/s%stuff%...
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1answer
91 views

How do I prevent the Keyboard Interrupt from being sent through the Screen program

I am making a python program, whose output (not input) can be viewed via the screen program. However, the problem is that doing this allows the user to turn off the program via the Keyboard Interrupt (...
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4answers
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How can I make a bash script that determines if a program is already running

There is a python program I am making, and I am planning to have it launch via a bash script. However the program acts badly when the computer tries to launch it twice. Since I really only need this ...
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0answers
557 views

avconv/ffmpeg output through /dev/ttyAMA0

I tried to pipe streaming video from video4linux2 webcam connected to a Raspberry Pi through /dev/ttyAMA0 to a computer using an Arduino as a intermediary. First of all, is it possible? Because I was ...
3
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2answers
2k views

python3 traceback error

Whenever I mistype any command in terminal instead of getting Error:Command not found I get this python message error Traceback (most recent call last): File "/usr/lib/python3.3/site.py", line ...
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1answer
136 views

Compiling Python 2.7.10 Error

I want to add Python 2.7 to my Unix. I downloaded the sources to the VirtualBox on which the Unix is installed and run ./configure --prefix=/usr \ --enable-shared \ ...
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0answers
57 views

RewriteRule ^/(.*) http://127.0.0.1:5050/$1 [L,P]

What is the full meaning of following line - RewriteRule ^/(.*) http://127.0.0.1:5050/$1 [L,P] There are three application both running by python on ubuntu 14.4. they are visible as below link IP:...
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0answers
127 views

ImportError: No module named gtkmozembed (Fedora)

I am trying to run this python script https://github.com/coderholic/PyWebShot but I am using Fedora (20) and I do not know how to get module gtkmozembed. Yum provides and yum search do not help me. ...
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0answers
151 views

Make PyCrust use Python 3

I make successfully python 3.2.3 by opening it through terminal, I make it by alias python="python3" But when I open the PyCrust IDE, it opens up with Python 2.7.3, not 3.2.3. How can I make 3....
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1answer
323 views

How to copy rows of different files and paste column-wise?

I want to create a new file by copying rows of each file and pasting columnwise according to their file name orders. Here is the sample input and required output files below. file1.txt 1234 5678 ...
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3answers
1k views

Distributions that only ships Python 3.X

Is it possible currently? I tried to remove python in Fedora 19 but yum depends on it.
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1answer
136 views

Python output in XML format

I have a python script which compare IP list with IP Database and gives output of matching criteria. (I got the script from this forum). convert.py #!/usr/bin/python import socket,struct ...
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1answer
305 views

apt-get without sudo?

I am trying to install YouCompleteMe (YCM) on my user account on a Debian machine. The installation guide says we need python-dev for YCM to work: sudo apt-get install python-dev My question is: ...
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2answers
216 views

How do I get the output of a program already running?

I have a python program that outputs to stdout and a log file. However, the person I am making this for wants to know if I can set it up so that he can see the output of the file, while it is ...
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1answer
685 views

Failed installation 32-bit python on 64-bit Linux Mint

I basically have two questions: How do you install 32-bit Python alongside 64-bit Python on linux? How do I fix my broken system from the failed attempt below? I just tried to install a 32-bit ...
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2answers
146 views

How do I program Python so that it outputs to all terminals in Linux

I am programming a python program for the raspberry pi. Is there a way for me so that when the raspberry pi outputs text, it will show up on all terminals that are currently remotely logged in via SSH?...
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1answer
228 views

Virtualenv creation seems to do nothing

I have a problem setting up a Virtualenv on my web host server (to install python modules later on) So far I tried this (over SSH): wget http://pypi.python.org/packages/source/v/virtualenv/...
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1answer
270 views

How to append to an environment variable using an .env file?

Assuming the .env file is loaded before execution, how can you append to it without overriding it? DEBUG=True FOO=BAR PYTHONPATH="/Users/James/project/" The above file would (?) override it, and ...
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1answer
28 views

calculate numbers on end and merge to one line

So in a file i have lines like these: thisdata:thisother:1337 thisdata:thisother:1800 thisdata:thisother:1500 thisdata:thisother:46984 I would like to output: thisdata:thisother:51621 for all ...
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1answer
284 views

Cron Job to Keep Daemon Running?

let us suppose I have a cron job like this: */15 * * * * /path/to/thedaemon The daemon (it being a python daemon via from daemon import runner) will not allow multiple instances of itself, which in ...
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1answer
91 views

Ran into a problem running Bpython

I used the sudo apt-get install bpython command to install bpython. Now when I type bpython, I get an error: Traceback (most recent call last): File "/usr/bin/bpython", line 5, in <module> from ...
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1answer
77 views

How the Python suffixes obtained by imp.get_suffixes() are set (in particular in Debian Jessie)?

The command python -c "import imp; print(imp.get_suffixes())" prints a list of tuples with suffixes used when importing modules (see the doc of imp.get_suffixes). Usually it is simply: [('.so', '...
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1answer
1k views

Setup SSH tunnel on existing connection from script

I want to establish an SSH tunnel on an existing connection. The tricky part is doing it from a script (a custom shell I need to allow users only some specific things, like setting up this tunnel). ...
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2answers
164 views

about executing a python program in a shell script which is scheduled on crontab

i have a problem with regards on crontab. I have a script named checker.sh and i want to schedule it that would run every minute: * * * * * sh /home/pi/checker.sh so i have the script here: the ...
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1answer
329 views

Error installing scipy

I'm on Manjaro trying to install scipy in virtualenv using pip. I get this error. How to fix it?
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1answer
3k views

How to activate Virtualenv when a Python script starts?

I want to schedule a python script to run using cron on certain dates, the problem is that in order for example.py to work, example-env has to be activated, is there a way to make example.py activate ...
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2answers
606 views

How to locally install .deb without apt-get, dpkg or root access?

I'm using python on a Linux cluster (without root access) and want to use the numpy module. After downloading numpy from Numerical Python, extracting and trying to install it with: python setup.py ...
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1answer
331 views

Process Being Killed due to low swap

I'm running a python (2.7) script on mac osx yosemite. The script is fairly computationally intensive, certainly bumping up against my machine's RAM limitations. The computer crashes and restarts ...
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1answer
134 views

How to catch first line of stdout from bash process substitution?

I am working with the following block of bash and it is not printing out the first line of expected output: exec 3< <(python3 -m http.server) while true; do read -t 2 line ...
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185 views

python install on linux RHEL5 - GCC 4.1.2-52

I used the following guide from the Beyond Linux From Scratch SVN Book, not knowing that my distribution was actually RPM Based (see comments), and now I am getting the following error during python 2....
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1answer
72 views

preventing dpkg-buildpackage using /usr/bin as installation destination

Briefly, I am building a Debian package. Everything works fine with packaging except the point, that after packaging my application is always in the /usr/bin folder. It's actually a Python ...
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292 views

Running lpr through command line and through python different outcome

When I run lpr <filename>.jpg the file prints out boderless (this is what I want). When I run subprocess.call("/usr/bin/lpr " + tmp.name, shell=True) from a Python program, it prints out with ...
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2answers
451 views

Installing VIM with Python support locally without sudo

I'm trying to install VIM with Python support on Linux without sudo, but for some reason VIM always gets installed without python ( -python in vim --version ) I first installed Python locally by ...
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1answer
714 views

Installing DevedeNG in kali linux, but missing python dependency it says is already installed

As you can see in the picture it says dependency is not satisfiable, but when I try to install the latest version of python3 the command prompt tells me i have the latest version installed.. Any help ...
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2answers
196 views

How can I install youtube-dl on BOSS linux?

I try to install youtube-dl on BOSS Linux by following commands. $ sudo add-apt-repository ppa:nilarimogard/webupd8 $ sudo apt-get update $ sudo apt-get install youtube-dl $ sudo pip install youtube-...
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1answer
228 views

What changes to be done in Python file when Makefile is being used?

I have a set of python class files. I run the MainProgram.py on the linux as python MainProgram.py which uses the rest of the class files.It reads from an input file and write an output file. Until ...
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1answer
185 views

How to monitor the opening and closing of files?

I'm writing an AI personal assistant. One part of the software is a monitor daemon. A small process that monitor's user's active windows. I'm using python( with libwnck and psutils for obtaining info ...
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4answers
1k views

How do I print a certain line of python code using the Linux terminal?

If I am writing some python and I only want the terminal to show a certain line, what command do I use? For example my program is: print("line one") print("line two") print("line three") And I only ...
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1answer
167 views

systemd daemon & python getting the wrong time

I made a daemon that it is started by systemd, and inside my daemon I have a python function to get the time. The problem is that the time is wrong, I have 8 hours of difference. This is my service ...
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1answer
615 views

Fixing a broken PYTHONPATH environment variable

I recently installed some software, which required python to operate. For some reason, it installed its own version of python, and modified the PYTHONPATH variable. Now, when I attempt to import a ...
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1answer
53 views

Packages Containing 'dfsg' in Version Number Causing Issues

I am running the same Python software under both Mint 13 and Mint 17.1 – both are 64-bit. Prior to 64-bit operation the software was running on Mint 13 32-bit. On 64-bit Mint 13 everything works as ...