#!/usr/bin/env python3
import os
import sys

def application(environ, start_response):
    status = '200 OK'
    output = b"Hello from Passenger Python App!\n"
    response_headers = [('Content-type', 'text/plain; charset=utf-8'),
                        ('Content-Length', str(len(output)))]
    start_response(status, response_headers)
    return [output]