migration.py 文件源码

def run(urls, fvars, *middleware):
    setup_database()

    def stdout_processor(handler):
        handler()
        return web.ctx.get('output', '')

    def hook_processor(handler):
        for h in web.loadhooks.values() + web._loadhooks.values(): h()
        output = handler()
        for h in web.unloadhooks.values(): h()
        return output

    app = web.application(urls, fvars)
    app.add_processor(stdout_processor)
    app.add_processor(hook_processor)
    app.run(*middleware)