Utility bash script to run python in venv.

pythonx

#!/bin/bash

# pythonx init
# pythonx -m pip install numpy
# pythonx script.py

function on_exit {
    deactivate
}

if [ "$1" = "init" ]; then
    python3 -m venv .venv
    exit 0
fi

trap on_exit EXIT
source .venv/bin/activate && python3 $@