#!/usr/bin/env bash
# bin/detect <build-dir>

BUILD_DIR=$1

function abort() {
  echo $1 1>&2
  exit 1
}

[ -f $BUILD_DIR/requirements.txt ] || abort "fatal: Not a Python app (no requirements.txt)"

# 'Python/Django' if there is a [mysite]/settings.py file present; otherwise 'Python'
ls $BUILD_DIR/**/settings.py &> /dev/null && echo Python/Django || echo Python