Sample zsh / Bash script with aliases and a function to manage Python venvs

venvs.sh

# This script is an example of how to simplify the creation, activation and deactivation of Python virtual environments.

alias we="which python"
alias ae='deactivate &> /dev/null; source ./venv/bin/activate'
alias de="deactivate"

# Function to create an environment and optionally set a custom prompt
ce() {
if [ -z "$1" ] # If the first parameter is an empty string (i.e no parameter supplied)
  then
    python3 -m venv venv
  else
    python3 -m venv venv --prompt $1
fi
ae
echo "Created and activated:" && we
}