All Questions
73 questions
22votes
4answers
60kviews
Using Python in a Bash Script [duplicate]
If I try to start python in a bash script, the script will stop running and no commands will execute after "Python" is called. In this simple example, "TESTPRINT" will not be printed. It seems like ...
- 255
22votes
5answers
14kviews
How can I have more than one possibility in a script's shebang line?
I'm in a bit of an interesting situation where I have a Python script that can theoretically be run by a variety of users with a variety of environments (and PATHs) and on a variety of Linux systems. ...
- 587
21votes
8answers
165kviews
how to execute a bash command in a python script
How can I launch a bash command with multiple args (for example "sudo apt update") from a python script?
- 500
14votes
2answers
12kviews
is there a way to get the url from current tab in google-chrome?
I used to do that on firefox using a python command, but recently something changed and I can't get the URL anymore! What used to work with firefox: #!/bin/bash current_tab_num () { python2 <&...
- 1,732
11votes
4answers
22kviews
Hybrid code in shell scripts. Sharing variables
This answer discusses how to run a multi-line Python snippet from the command line in a terminal. I noticed that the answer works great within shell scripts, even with nested indentation, which is ...
- 42.6k
11votes
3answers
3kviews
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 provided ...
7votes
4answers
4kviews
Problems running python script from motion
I'm trying to set up the raspberry pi with my webcam as a motion detecting cctv that uploads the videos to google drive using Jeremy Blythe's script I have motion working correctly and the python ...
- 71
6votes
1answer
22kviews
How to run multiple scripts one after another but only after previous one got completed?
I have to run several python scripts one after another but want to make sure previous one got completed. How can I do that in Linux? Can it be done by simply using && or ; or | ?
- 71
6votes
4answers
52kviews
getting output from netcat, decoding it and returning an output
I have to get an output from netcat, decode it and return it. after typing: nc cs2107.spro.ink 9000 the output i get is this: Welcome to the Proof of work challenge! Rules: i will provide hex ...
- 161
5votes
3answers
5kviews
Wait until gnome-terminal ends
I'm trying to implement a script who runs four terminal window in parallel using this function gnome-terminal -e sh -c "python scraper.py". I would like to know if there's a way to wait until each ...
- 151
5votes
4answers
39kviews
piping python variable value to bash script (inside python script)
After years of bash scripting I've been given the task of modifying a python script to have it call a shell script when certain conditions are met. That part wasn't too bad, but now I'm trying to ...
5votes
1answer
7kviews
View script output over ssh in real time
I am trying to run a local script on a remote machine with ssh. Let's say this is the python script (printdelay.py) which I am trying to run: from time import sleep print("The first line") sleep(...
- 2,475
5votes
1answer
4kviews
How do I properly change the debian default python 2.7.9 to python3 or another version? [duplicate]
what is best-practice for changing the default global python interpreter on my fresh debian-based linux node to python3.x? When I create a fresh Debian or Ubuntu VM, one of the first things I do is ...
- 153
4votes
7answers
9kviews
Convert a list of decimal values in a text file into hex format
I have a need to convert a list of decimal values in a text file into hex format, so for example test.txt might contain: 131072 196608 262144 327680 393216 ... the output should be list of hex ...
- 553
4votes
1answer
5kviews
Convert xml subtitle file to srt format
I have a xml subtitle that looks like this: <?xml version="1.0" encoding="utf-8" ?><transcript> <Item from="1.16" duration="4.68"><
- 41
