Questions tagged [python3]
The python3 tag has no usage guidance.
328
questions
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60
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Is there a possibility to build an ISO that can work like a VyOS ISO? [closed]
I am currently working on an "Ubuntu Build" project, and my goal for this project is to build an Ubuntu image that can work the same way as a VyOS OS. So my Ubuntu OS that Ii will build will ...
0
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0
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14
views
Custom Qtile Widget Output Rendering out of Position on Bar
I have a Qtile wm setup on a vanilla Arch install. As my laptop is old, I want to monitor the fan speed, so I created this simple widget:
widget.GenPollText(update_interval=1, func=lambda: subprocess....
0
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0
answers
11
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Problems getting gr-osmosdr-git to import the correct version of libgnuradio-runtime
I usually don't ask questions because I find if you search enough you can find the answer, but this one has me stumped.
I am using Arch linux and was trying to upgrade from the pacman version to ...
0
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0
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32
views
Passing each line of a text file to a python script and displaying the result
I am new to programming. I usually know enough to search for an answer, but this time I am struggling.
I started PicoCTF yesterday. My problem comes from overthinking a solution to the following ...
1
vote
2
answers
397
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POP!_OS - Python3-repolib Error on Upgrade
POP!OS_22.04
TL;DR
Ran into a weird error with a specific package python3-repolibon Lenovo Laptop. This also happened this morning on my partner's iMac device after she attempted to upgrade to 22.04. ...
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0
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19
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How does one install a python3 library in yocto/opkg?
Openembedded opkg packages for python contain pyc files. I looked at python3-dbus, and I do not see a post-install step. All python related files except the SO files are in /usr/lib/python3.8/site-...
1
vote
1
answer
46
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Python not able to see environment variable in RHEL
The following line of code is throwing an environment variable was not found error in a RHEL8 virtual machine running in Azure:
sourceKeys = os.environ.get("MY_ENV_VAR")
However, when we ...
2
votes
3
answers
118
views
Add zeros in front of a number
I have a file that looks like this and was computed with Python:
1.00000100e+07
1.00000000e+04
1.11000111e+08
1.11000000e+05
Now, I would like to obtain something like this:
010000010
...
0
votes
0
answers
16
views
Celery beat service showing inactive (dead) in python3
here i am using celery version 5.1.2 on Ubuntu 16.04 with python version 3.7 and Django version 3.0 here i am unable to schedule tasks and i couldn't understand why its showing inactive(dead)
here are ...
1
vote
1
answer
144
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How to fix broken apt-get in Ubuntu?
I think I may have broken something with python because I previously tried to update to python3, linked it to /usr/bin/python (which I now realize is the wrong thing to do) don't have the commands ...
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95
views
Bash: echo command into tty
I've a service written in Python that can receive commands and does things, here is how it is built:
print("\nWelcome!\n")
for line in sys.stdin:
cmd=line.rstrip()
...
-3
votes
1
answer
49
views
What is BusyBox?
Just wondering what BusyBox is used for and if I can use it for my project.
I have seen the Philips Hue Bridge runs BusyBox and I would like to use it on a relatively small, but powerful controller, ...
0
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0
answers
22
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How Do You Debug a Script in the %pre section of a kickstart file
Background: I am trying to run this script in the %pre section of a kickstart file on a VM during a 'text' install:
import os,sys,gi
gi.require_version("Gtk", "3.0")
from gi....
0
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2
answers
58
views
Install Yum/Dnf in a Virtualenv
I've created a Virtualenv (with python3.6) and want to install yum/dnf package in that environment. Is there any way to do that? As import dnf or import yum giving me error in that environment -> ...
0
votes
1
answer
140
views
Systemd: service.tor started too quickly
I'm using tor service for my script but I get this error:
The job identifier is 17084 and the job result is failed.
Şub 26 03:12:11 Ugroon systemd[1]: tor.service: Start request repeated too quickly.
...
0
votes
1
answer
73
views
.desktop File not Working Properly
I'm trying to create a .desktop file for a python script (for the Electrum Bitcoin wallet). If I navigate to the folder where the file is saved and run it (python3 /home/username/.local/bin/electrum), ...
1
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0
answers
866
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Change the Python default version in Ubuntu
I have installed python 3.10 on my Ubuntu. Now I have there two versions: 3.8 and 3.10.
I would like to set Python 3.10 as a default. I followed the advice here: Change the Python3 default version in ...
0
votes
1
answer
310
views
Unable to locate and use manual installed Python
I installed latest Python 3.10 using this command:
sudo apt install python3.10
But unable to use it.
When I am running the same command, getting this
Reading package lists... Done
Building dependency ...
1
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0
answers
152
views
Close tmux Session After Script Ends
The remote Python script is executed by a local script using ssh so this is not an interactive session.
The tmux session is only useful while the script runs and want it to end after the script is ...
1
vote
2
answers
152
views
Autokey - Focus App Window If Running, Launch App If Not
I'm trying to obtain the processID of pcmanfm like this:
pgrep -f "pcmanfm"
When pcmanfm is not running, the command above returns nothing (as I expect).
However, when I run the command ...
0
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0
answers
193
views
While trying to convert my python project to exe on Kali, the following dependencies error is popping up
I'm trying to convert my python project to exe on Kali, but the following dependencies error is popping up.
Command
pyinstaller --onefile -w "Emp_system.py" ...
0
votes
1
answer
101
views
Unable to use my mouse with automation applications like xdotool
So, I just installed Ubuntu as a dual boot system with windows 10 on my PC. I installed xdotool on it and proceeded to use it. I tried "xdotool mousemove 0 0" but nothing happened. My mouse ...
0
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0
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38
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Python Pip not working anymore after installing platformio as plugin in VS Code
I'm very confused about how this happend and how this is all intertwined.
I've installed platformio with Visual Studio Code, pip doesn't work anymore.
Whenever I use pip as a normal user, I get this ...
1
vote
2
answers
425
views
Unable to run scripts as sudo with the www-data user in Debian
I am setting up a captive portal on a Raspberry Pi (latest distro CLI) where my web application will change NFTables rules based on who is logged in. I have a LEMP stack set up; with Laravel 8 as the ...
0
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0
answers
127
views
dpkg: error processing /var/cache/apt/archives/python3-distutils_3.9.9-2_all.deb: error creating hard link './usr/lib/python3.9/distutils/README'
I want to install python3-distutils on my Kali Linux. But when I type the command sudo apt install python3-distutils, it gives the following error:
dpkg: error processing archive /var/cache/apt/...
0
votes
0
answers
30
views
Python Ray not starting properly
I am starting ray on my ubuntu by using this command:
ray start --head --port=6379
All fine, ray runtime started. But when I check the raylet.out file in logs. It states something like this:
Export ...
0
votes
1
answer
83
views
On RHEL8 how can I use `alternatives` to choose an already listed version as the used version
On a RHEL 8.3 system I have two python3 versions installed and they show up as the version when I list alterantives' versions:
$ alternatives --display python3
/usr/bin/python3.6 - priority 1000000
...
0
votes
3
answers
91
views
Read section of a file
I have a file with the following structure:
4168 Targus
1010 Wireless Compact Laser Mouse
4242 USB Design by Example
4201 Buttons and Lights HID device
4220 Echo 1 Camera
...
0
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0
answers
19
views
Can I force Conda to use system packages when available?
I am looking to tidy up the build and runtime environment requirements for a scientific software package that has been worked on by grad students over the last 10 years and now has a conda environment ...
0
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0
answers
40
views
Trying to connect to Remote DB2 database from Linux
I am trying to connect to a remote DB2 database from Python which is installed in the Linux system.
Below are the details :
Have installed the Cdata driver and configured the odbc.ini file in root as ...
-1
votes
2
answers
38
views
How can i only include the whole number and two decimal points in my output
Code is functioning correctly although I need it to be reduced to only two decimal points for example 38374.96 not 38374.967777777
#!/usr/bin/python3
amount = float(input("Enter a starting value:...
1
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1
answer
9k
views
How to downgrade python version in Ubuntu 20.04?
I need to change my python version from 3.8 to 3.6 ?
How can I achieve this in Ubuntu 20.04. I tried pyenv, but when I try to use pyenv like pyenv global 3.6.0 then I do python3 and I have still 3.8 ...
0
votes
2
answers
160
views
I messed up trying to set python3 as default on Linux mint
Okay, so I did a quick Google search on how to set python3 as default. I came across this code:
echo "alias python='python3'" >> .bashrc
source .bashrc
Typed it into the terminal and ...
0
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0
answers
298
views
Unable to connect to Jupyter notebook server (Error 404) from Pyenv virtual environment
OS: 5.14.14-arch1-1 GNU/Linux x86_64
Pkgs: jupyter4.6.3, jupyter-notebook6.4.4, pyenv2.2.0 ]
My setup consists in launching jupyter from a pyenv virtual environment in directory /path/to/...
0
votes
1
answer
117
views
How to install different versions of python on centOS 8?
I have python3.6 installed on CentOS Linux release 8.3
[fnord@fnord fnord]$ ls -ls /usr/bin/python*
0 lrwxrwxrwx 1 root root 9 Aug 31 2020 /usr/bin/python2 -> python2.7
12 -rwxr-xr-x 1 root ...
2
votes
3
answers
169
views
Cannot Schedule Audio Volume Change with Cron (tried direct in cron, python, etc...)
I posted this in Raspberry Pi, but was told that it was better suited in a general linux or programming area. So I figured I'd ask here now...
I am putting together a kiosk that should play video. I'm ...
1
vote
0
answers
598
views
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" on arch linux
I'am currently trying to get some images outputted after running this code:
import cv2 as cv
import matplotlib.pyplot as plt
img = cv.imread('Photos/cat.jpg')
cv.imshow('cat', img)
plt.imshow(img)
...
1
vote
1
answer
634
views
Pip breaks when switch to Python3.7.9 using update-alternatives on Debian
I am on Debian 11 which comes with python3.9. But I don't need it, I need python3.7. So, I installed pythonn3.7.9 and updated the alternatives.
The problem is that when I switch the python version to ...
-1
votes
1
answer
251
views
Script n curl POSTs from n lines of txt file & conditionally save output for HTTP request response "200 OK"
Given this cURL "POST" request:
$ curl -i -s -k -X $'POST' \
-H $'Host: api.host.it' \
-H $'Content-Length: 205' \
-H $'Sec-Ch-Ua: \"Chromium\";v=\"93\", \" Not;A ...
0
votes
1
answer
104
views
meld won't start on Cygwin: Complains about the dbus library
I'm trying to get meld to run on Cygwin 64 (just updated - September 2021), on Windows 10. Some relevant package versions:
meld: 3.18.0-1
python3: 3.8.6-1
python36: 3.6.13-2
python2: 2.7.18-4
I'm ...
0
votes
2
answers
297
views
meld won't start on Cygwin: No module named 'meld'
I'm using Cygwin 64 on Windows 10; just updated. Some relevant package versions:
meld: 3.18.0-1
python3: 3.8.6-1
python2: 2.7.18-4
I'm also using MobaXTerm's X server (and it works - I can run ...
-1
votes
2
answers
348
views
I can't install pip and other essentials
When I try to install pip using apt by this command: sudo apt install python-pip it replies:
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
E: Unable ...
0
votes
2
answers
292
views
tar fails on symlinks when called as python subprocess
After upgrading my debian from buster to bullseye, my yocto build process fails in do_package: Function failed: perform_packagecopy with hundereds of messages like
tar: ./dir/linkfile: Cannot change ...
2
votes
2
answers
78
views
zsh: interpret date in .zsh_history file
I have copied .zsh_history file from another session, and I want to inspect it. Normally, if I was inspecting my standard ~/.zsh_history file, I would just use the zsh built-in command history, where ...
0
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0
answers
298
views
How to restore python3 installations to default on Ubuntu
I'm using Ubuntu 21.04. I had deleted /usr/bin/python3 and /usr/lib/python3/ because some packages were giving errors with the binary file. I meant to reinstall python3 to a fresh state, but I didn't ...
0
votes
0
answers
34
views
python_history -nnn.tmp files littering home directory
Python 3.9.6 on Arch and 3.9.5 on Ubuntu, same behavior.
My home directory is littered with many python_history-nnn.tmp (eg. python_history-95757.tmp) most of which are empty.
I like the main ...
1
vote
1
answer
111
views
How can I improve this Python / Xonsh script (converted from bash)?
I'm starting to learn xonsh and Python. I want to use Python mainly for shell scripting and I want to replace many existing small to medium bash scripts.
I started with the bash script given below (...
0
votes
2
answers
773
views
"python: command not found" on Oracle Linux 8
I have previous had no problem building a mirror server with Oracle Linux 7. I have followed the same steps registering the server, adding subscriptions. When I later run ./uln-yum-mirror script I ...
0
votes
0
answers
58
views
Can you extract a pypy3 rpm from snap?
I have centos 7.6 at work and would like to install pypy3. For policy reasons outside my control they won't do this unless they can find an rpm to install. https://snapcraft.io/install/pypy3/centos ...
0
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0
answers
24
views
Locking Gnome3 from pydbus doesn't return
Trying to lock the screen from python3 script, it works, but the script doesn't exit.
What should I change?
pydbus.SessionBus().get("org.gnome.ScreenSaver","/org/gnome/ScreenSaver")...