https://github.com/mitsuhiko/pipsi/issues/100

install_pipsi.sh

#!/usr/bin/env bash

# https://github.com/mitsuhiko/pipsi

CMD=pipsi
VENV_DIR=~/.local/venvs/pipsi
BIN_DIR=~/.local/bin
PACKAGES=$(cat <<EOF
-e git+https://github.com/mitsuhiko/pipsi.git#egg=pipsi
EOF
)

set -e

(
    set -x
    virtualenv --python=python3 ${VENV_DIR}
)
(
    cd ${VENV_DIR}/bin/
    source activate

    set -x

    ${VENV_DIR}/bin/pip install -U pip
    ${VENV_DIR}/bin/pip install ${PACKAGES}

    mkdir -p ${BIN_DIR}
    ln -s ${VENV_DIR}/bin/${CMD} ${BIN_DIR}/
)

${CMD} --version