def start_application(application):
    application.listen(PORT)
    try:
        tornado.ioloop.IOLoop.instance().start()
    except KeyboardInterrupt:  # Exit cleanly
        sys.exit(0)
Returns the thumbnail name associated to the standard image filename
dataset/ETHPy150Open owtf/owtf/tests/testing_framework/server.py/start_application--crossover with--dataset/ETHPy150Open cidadania/ecidadania-ng/src/apps/spaces/fields.py/StdImageField._get_thumbnail_filename