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Python 3 install error on fresh install | error: externally-managed-environment
Using Raspberry Pi Zero W. Fresh SD card flash with 32 bit OS using Raspberry Pi Imager. updated and restarted.
Start install process as per instructions on github:
admin@blinkt:~/Pimoroni $ curl https://get.pimoroni.com/blinkt | bash % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 0 0 0 0 0 0 0 0 --:--:-- 0:00:01 --:--:-- 0 This script will install everything needed to use Blinkt! 100 35031 100 35031 0 0 20799 0 0:00:01 0:00:01 --:--:-- 20939
Always be careful when running scripts and commands copied from the internet. Ensure they are from a trusted source.
This script should -- only be run on a Raspberry Pi with RPi OS -- other systems and SBCs are not supported and may explode!
If you want to see what this script does before running it, you should run: 'curl https://get.pimoroni.com/blinkt'
Do you wish to continue? [y/N] y
Checking environment... Updating apt indexes... ............W: http://raspbian.raspberrypi.com/raspbian/dists/bookworm/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details. .........
Checking hardware requirements...
Checking for packages required for GPIO control... raspi-gpio is already installed RPi.GPIO installed and up-to-date
Blinkt! comes with examples and documentation that you may wish to install. Performing a full install will ensure those resources are installed, along with all required dependencies. It may however take a while!
Do you wish to perform a full install? [y/N] y
Checking for dependencies...
Installing python3-blinkt... install ok installed
Installing Blinkt! library for Python 3...
error: externally-managed-environment
× This environment is externally managed ╰─> To install Python packages system-wide, try apt install python3-xyz, where xyz is the package you are trying to install.
If you wish to install a non-Debian-packaged Python package,
create a virtual environment using python3 -m venv path/to/venv.
Then use path/to/venv/bin/python and path/to/venv/bin/pip. Make
sure you have python3-full installed.
For more information visit http://rptl.io/venv
note: If you believe this is a mistake, please contact your Python installation or OS distribution provider. You can override this, at the risk of breaking your Python installation or OS, by passing --break-system-packages. hint: See PEP 668 for the detailed specification. Python 3 library install failed! If problems persist, visit forums.pimoroni.com for support admin@blinkt:~/Pimoroni $
See my half-baked ramble on this very topic here: https://pimoroni.github.io/venv-python/
Or just skip to trying the still-in-progress-fixed-version here: https://github.com/pimoroni/blinkt/pull/102