Like virtualenvwrapper, but for venv, included with Python 3.4 and above!

venvwrapper.sh

if [ -z "$WORKON_HOME" ]; then
    export WORKON_HOME="$HOME/.virtualenvs"
fi

workon () {
    virtualenv="$1"
    if [ -z "$virtualenv" ]; then
        echo "Usage: workon env_name" >&2
        return 1
    fi
    if ! [ -e "$WORKON_HOME/$virtualenv" ]; then
        echo "Virtualenv '$virtualenv' does not exist" >&2
        return 1
    fi
    if [ -n "$VIRTUAL_ENV" ]; then
        deactivate
    fi
    . "$WORKON_HOME/$virtualenv/bin/activate"
    proj_dir_file="$WORKON_HOME/$virtualenv/.project_dir"
    if [ -e "$proj_dir_file" ]; then
        cd < "$proj_dir_file"
    fi
}

mkvenv () {
    name="$1"
    shift
    if [ -z "$name" ]; then
        echo "Usage: mkvenv name [args]" >&2
        return 1
    fi
    env_path="$WORKON_HOME/$name"
    if [ -e "$env_path" ]; then
        echo "virtualenv '$env_path' already exists" >&2
        return 1
    fi
    mkdir -p "$env_path"
    python3 -m venv $* "$env_path"
}

rmvenv () {
    name="$1"
    if [ -z "$name" ]; then
        echo "Usage: rmvenv name" >&2
        return 1
    fi
    env_path="$WORKON_HOME/$name"
    if [ ! -e "$env_path" ]; then
        echo "virtualenv '$env_path' does not exists" >&2
        return 1
    fi

    read -q "REPLY?Delete virtualenv '$env_path'? [y/N] " -c -n 1
    echo
    if [[ "$REPLY" =~ ^[Yy]$ ]]; then
        rm -rf "$env_path"
    else
        echo "action aborted" >&2
        return 1
    fi
}

setvenvproject () {
    if [ -z "$VIRTUAL_ENV" ]; then
        echo "No active virtualenv" >&2
        return 1
    fi
    current_dir=`pwd`
    echo "$current_dir" > "$WORKON_HOME/$VIRTUAL_ENV/.project_dir"
    echo "Setting project for $VIRTUAL_ENV to $current_dir"
}

clearvenvproject () {
    if [ -z "$VIRTUAL_ENV" ]; then
        echo "No active virtualenv" >&2
        return 1
    fi
    proj_dir_name="$WORKON_HOME/$VIRTUAL_ENV/.project_dir"
    previous_project=`cat $proj_dir_name`
    rm -f "$WORKON_HOME/$VIRTUAL_ENV/.project_dir"
    echo "Unsetting $previous_project as the project for $VIRTUAL_ENV"
}