runapp.py 文件源码

def main(argv):
    import getopt, imp
    def usage():
        print ('usage: %s [-h host] [-p port] [-n name] module.class' % argv[0])
        return 100
    try:
        (opts, args) = getopt.getopt(argv[1:], 'h:p:n:')
    except getopt.GetoptError:
        return usage()
    host = ''
    port = 8080
    name = 'WebApp'
    for (k, v) in opts:
        if k == '-h': host = v
        elif k == '-p': port = int(v)
        elif k == '-n': name = v
    if not args: return usage()
    path = args.pop(0)
    module = imp.load_source('app', path)
    WebAppHandler.APP_CLASS = getattr(module, name)
    print ('Listening %s:%d...' % (host,port))
    httpd = HTTPServer((host,port), WebAppHandler)
    httpd.serve_forever()
    return