Shell script developed to center python virtual environment commands. To use, just place it on /usr/loca/bin/pyenvs and you can run as: pyenvs list, pyenvs create [environment], source pyenvs activate [environment]

pyenvs

#!/bin/zsh
function create_venv() {
    if [ $# -eq 0 ]; then
        echo "Please provide the name of the virtual environment to create"
        return 1
    fi

    venv_name="$1"
    venv_dir="$HOME/.venvs"
    if [ $# -eq 2 ]; then
        venv_dir="$2"
    fi

    python3 -m venv "$venv_dir/$venv_name"
}

# Function to activate a virtual environment
function activate_venv() {
    # echo "Activating venv: $1"
    if [ $# -eq 0 ]; then
        echo "Please provide the name of the virtual environment to activate"
        return 1
    fi

    venv_name="$1"
    venv_dir="$HOME/.venvs"
    if [ $# -eq 2 ]; then
        venv_dir="$2"
    fi

    activate_dir="$venv_dir/$venv_name"
    if [ ! -d "$activate_dir" ]; then
        echo "Error: virtual environment '$venv_name' does not exist"
        return 1
    fi
    source "$activate_dir/bin/activate"
    echo "$activate_dir/bin/activate"
}

# Function to list all virtual environments
function list_venv() {
    echo "Available virtual environments:"
    for venv_dir in "$HOME"/.venvs/*/; do
        if [ -d "$venv_dir" ]; then
            venv_name=$(basename "$venv_dir")
            echo "- $venv_name"
        fi
    done
}

# Function to delete a virtual environment
function delete_venv() {
    if [ $# -eq 0 ]; then
        echo "Please provide the name of the virtual environment to delete"
        return 1
    fi

    venv_name="$1"
    venv_dir="$HOME/.venvs"
    if [ $# -eq 2 ]; then
        venv_dir="$2"
    fi

    venv_dir="$venv_dir/$venv_name"
    if [ ! -d "$venv_dir" ]; then
        echo "Error: virtual environment '$venv_name' does not exist"
        return 1
    fi

    # Prompt the user for confirmation
    echo "Are you sure you want to delete the virtual environment '$venv_name'? [y/n]"
    read confirmation
    if [ "$confirmation" != "y" ]; then
        echo "Deletion of virtual environment '$venv_name' cancelled"
        return 1
    fi

    # Delete the virtual environment
    rm -rf "$venv_dir"
    echo "Virtual environment '$venv_name' deleted"
}

# Check command line arguments
case $1 in
    create)
        shift
        create_venv "$@"
        ;;
    activate)
        shift
        activate_venv "$@"
        ;;
    list)
        list_venv
        ;;
    delete)
        shift
        delete_venv "$@"
        ;;
    *)
        echo "Usage: $0 {create <venv_name> [<dir>]|activate <venv_name>|list|delete <venv_name> [<dir>]}"
        exit 1
        ;;
esac