Questions tagged [python]
Python is a general-purpose, dynamically typed, object-oriented high-level programming language. Interpreters for versions 3.x and 2.x come installed on the Raspberry Pi's most popular operating system distributions.
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Why isn't the display environment starting with this script at boot?
I have a Raspberry Pi 4 running Debian GNU/Linux 12 (bookworm)
I have a Python script in a shell file launcher.sh (with executable for all permissions) that runs happily without complaint if I ...
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Converting pigpio code to Gpiod library python
I have the following code of pigpio library and I have to convert it's functionality using gpiod library. Where pigpio has a good documentation I can understand the working of previous code using that....
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ModuleNotFoundError: No module named 'libcamera'
I have a Zero 2W and OS Lite 32-Bit inside. All I want is a python program that sends camera footage with UDP protocol and saves footage SD card inside as a video.
So I wrote this program which worked ...
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How to control PWM device (more specifically a servo) without using any external modules (preferably with sysfs)
I’m writing a GPIO Python module from scratch. I’ve managed to write code to (in theory, I haven’t tested it on my Pi yet) turn pins on and off, and to read from pins, but for my project (and probably ...
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Interfacing pins while in conda environment
I'm using a raspberry pi 5 to interface with a camera whose python library only goes to 3.10, so I made a conda env with 3.10 to work with that library. I'm trying to access the pins at the same time, ...
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How can I set the display environment variable on a Raspberry Pi at boot? [closed]
I have a Raspberry Pi 4 with a 1280x800 display and no keyboard or mouse. I ssh into it remotely over WiFi and am coding it to display images, ultimately on its own without my ssh into it. I installed ...
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PWM nozzle with Adafruit TIme of FLight Sensor - Nozzle turns fully on after a while
I'm relatively new to this so apologies in advance. I have a raspberry pi4 with a Bete Ehpi pulse width modulatin nozzle and a Adafruit-Vl53l4cd time of flight sensor. Code below is set to control the ...
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Button to Quit While Loop
I've spent the last 2 days all over forums trying to find the right answer to this question and I'm just having no luck with my script! Basically, I'm building a deployable scale for bats - the bats ...
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Pi Camera Breaking
I have a raspberry pi 4 and I am trying to connect a Camera Module 3 to the board. The Camera will work for a while, and then will stop working and will be bricked. The only time that I can see it ...
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"GPIO busy" How to use the same gpio pin in separate processes?
I had a Pi Zero. I broke it and the SD card, then bought a Pi Zero 2 and installed raspbian v 12 (bookworm).
Now when I try to import devs.py in separate processes, I get lgpio.error: 'GPIO busy'.
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Software I2C - Is it normal to read more than once?
I am using smbus2 to perform write read operation. Occasionally, I can see the write read read as shown below. Even though first read is NACK, is it an expected behavior of smbus2 or software i2c that ...
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Use Pi A to SSH into Pi B, run Python script that appears on Pi B instead of Pi A
I've got two Pis connected with ethernet cable (both Raspbian Bookworm). I've been using Pi A to control Pi B with SSH.
When I SSH into Pi B, I run a Python script. The results appear on Pi A (print ...
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error installing miniconda on a raspberry pi 4B
I was trying to install miniconda3 on my raspberry pi, and I keep getting the same error. It can download the bash file from https://docs.anaconda.com/miniconda/, but when I run it, I get
"./...
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Why are my motors not working with my Raspberry Pi?
I'm trying to follow this tutorial on how to build a buggy with a Raspberry Pi. I'm using all the same parts except for the Pi and the battery. I am using a Raspberry Pi 4B and an 8.4v battery from ...
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RPi.GPIO works on one Pi Zero 2, but not the other
I've got a python script that uses RPi.GPIO to exercise some solenoids connected to two Pi Zero 2Ws. Both are running 64 bit Raspberry PI OS and both are up-to-date (bookworm).
On one of them, ...
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