【Tornado】3.poemmaker_plural maker-优快云博客

本文链接：https://blog.youkuaiyun.com/fxflyflyfly/article/details/104019518

import os.path

import tornado.httpserver
import tornado.ioloop
import tornado.options
import tornado.web

from tornado.options import define, options

define("port", default=8000, help="run on the given port", type=int)


class IndexHandler(tornado.web.RequestHandler):
    def get(self):
        # 读取模板，并将结果返回给浏览器
        self.render('index.html')


class PoemPageHandler(tornado.web.RequestHandler):
    def post(self):
        noun1 = self.get_argument('noun1')
        noun2 = self.get_argument('noun2')
        verb = self.get_argument('verb')
        noun3 = self.get_argument('noun3')
        # 代替poem.xml文件中的roads，wood，等
        self.render('poem.html', roads=noun1, wood=noun2, made=verb, difference=noun3)


if __name__ == '__main__':
    tornado.options.parse_command_line()
    app = tornado.web.Application(
        handlers=[(r'/', IndexHandler), (r'/poem', PoemPageHandler)],
        # 传递template_path参数，告诉Tornado去哪里找模板
        template_path=os.path.join(os.path.dirname(__file__), '3.config')
    )
    http_server = tornado.httpserver.HTTPServer(app)
    http_server.listen(options.port)
    tornado.ioloop.IOLoop.instance().start()

index.html

<!DOCTYPE html>
<html>
    <head><title>Poem Maker Pro</title></head>
    <body>
        <h1>Enter terms below.</h1>
        <form method="post" action="/poem">
        <p>Plural noun<br><input type="text" name="noun1"></p>
        <p>Singular noun<br><input type="text" name="noun2"></p>
        <p>Verb (past tense)<br><input type="text" name="verb"></p>
        <p>Noun<br><input type="text" name="noun3"></p>
        <input type="submit">
        </form>
    </body>
</html>

poem.html

<!DOCTYPE html>
<html>
    <head><title>Poem Maker Pro</title></head>
    <body>
        <h1>Your poem</h1>
        <p>Two {{roads}} diverged in a {{wood}}, and I—<br>
I took the one less travelled by,<br>
And that has {{made}} all the {{difference}}.</p>
    </body>
</html>