#! /bin/bash

if python2.7 waf-1.9.3 --help &> /dev/null ; then
    python2.7 waf-1.9.3 $@
    exit $?
elif python3 waf-1.9.3 --help &> /dev/null ; then
    python3 waf-1.9.3 $@
    exit $?
else
    echo Required Python versions at least 2.7 or 3
    exit 1
fi