Bash script to facilitade Python module dependency instalation and environment configuration

run-util.sh

#!/usr/bin/env bash

# Get this scrip directory
CURDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

# Set basic environmental variables
export PYTHONPATH="$PYTHONPATH:$CURDIR/lib/python2.7/site-packages"

# Dependencies
DEPENDENCIES=(\
  pathlib==1.0.1\
  requests==2.10.0\
)

COMMAND="$1"

if [ "$COMMAND" = "" ]
then
    python ./app.py

elif [ "$COMMAND" = "test" ]
then
    python ./tests/simple_test.py

elif [ "$COMMAND" = "setup" ]
  then

    # Overide pip command to make it Install to our local directory
    function pip () {
      shift # get rid of the "install" word
      `which pip` install --ignore-installed --install-option="--prefix=$CURDIR" $@
    }

    PIPLOCALPATH="$CURDIR"
    export PKG_CONFIG_PATH=$CURDIR/lib/python2.7/site-packages

    # Create folder for Python modules
    mkdir -p "$PIPLOCALPATH"

    # Install all of the dependencies modules
    for i in ${DEPENDENCIES[@]}; do
      echo '--------------------------------------------------------------------'
      echo 'Installing:' ${i}
      echo '--------------------------------------------------------------------'

      pip install ${i}

    done

else
    echo "run script does not know this command"
fi