#!/bin/sh script="$(dirname $0)"/src/bootstrap/configure.py try() { cmd=$1 shift T=$($cmd --version 2>/dev/null) if [ $? -eq 0 ]; then exec $cmd "$script" "$@" fi } try python3 "$@" try python2.7 "$@" try python27 "$@" try python2 "$@" exec python $script "$@"