Python

Venv

python3 -m venv .python
source .python/bin/activate
pip install PACKAGE
pip freeze > requirements.txt
# pip install -r requirements.txt

Docker pip3 install

https://stackoverflow.com/questions/75608323/how-do-i-solve-error-externally-managed-environment-every-time-i-use-pip-3

pip3 install --no-cache-dir --break-system-packages -r requirements.txt

Uv’s killer feature is making ad-hoc environments easy
https://news.ycombinator.com/item?id=42676432
https://valatka.dev/2025/01/12/on-killer-uv-feature.html

uv run --python 3.12 --with pandas python

GUI

Mesop – Open-source Python UI framework
https://news.ycombinator.com/item?id=40567327
https://google.github.io/mesop/