PyEnv Wrapper (Docker)

py27-wrapper.sh

#!/bin/bash

shopt -s expand_aliases

wrapper_log() {
    echo -e "\033[1;32m[py27-wrapper]\033[0m $*\033[0m"
}

export PATH="$HOME/.pyenv/bin:$PATH"
export PATH="/app/.pyenv/bin:$PATH"

YOUR_COMMAND=$*
WHICH_PYENV=$(which pyenv)

eval "$(pyenv init -)"
eval "$(pyenv virtualenv-init -)"


VIRTUALENV_WRAPPER_ENABLED="no"
VIRTUALENV_WRAPPER_BIN=$(pyenv which virtualenvwrapper.sh 2>/dev/null)
if [ -f "${VIRTUALENV_WRAPPER_BIN}" ]; then
    wrapper_log "VirtualEnv Wrapper was found!"
    VIRTUALENV_WRAPPER_ENABLED="yes"
    source ${VIRTUALENV_WRAPPER_BIN}

    if [ ! "${ACTIVATE_ENV}" == "" ]; then
        wrapper_log "Auto-Activating VirtualEnv $ACTIVATE_ENV"
        workon ${ACTIVATE_ENV}
     fi
fi

PYTHON_BIN=$(which python)
PYENV_PYTHON_VERSION=$(python --version 2>&1 | cut -f2 -d' ')


wrapper_log ""
wrapper_log "PyEnv Location: ${WHICH_PYENV}"
wrapper_log "  PyEnv Prefix: $(pyenv prefix)"
wrapper_log " Python Binary: ${PYTHON_BIN}"
wrapper_log "Python Version: ${PYENV_PYTHON_VERSION}"
wrapper_log "VirtualEnvWrap: ${VIRTUALENV_WRAPPER_ENABLED}"
wrapper_log "   Virtual Env: ${ACTIVATE_ENV}"
wrapper_log ""
wrapper_log "Running ==> ${YOUR_COMMAND}"
wrapper_log ""

declare -f -F $1 2>&1 >/dev/null
RC=$?
if [ $RC -eq 0 ]; then
    $YOUR_COMMAND
else
    exec $YOUR_COMMAND
fi