_init_.py
from flask import Flask, request, url_for, redirect, render_template app = Flask(__name__) @app.route('/') def index(): return render_template('index.html') @app.route('/cool_form', methods=['GET', 'POST']) def cool_form(): if request.method == 'POST': # do stuff when the form is submitted # redirect to end the POST handling # the redirect can be to the same route or somewhere else return redirect(url_for('index')) # show the form, it wasn't submitted return render_template('cool_form.html')
index.html
<!doctype html> <html> <body> <p><a href="{{ url_for('cool_form') }}">Check out this cool form!</a></p> </body> </html>
cool_form.html
<!doctype html> <html> <body> <form method="post"> <button type="submit">Do it!</button> </form> </html>
运行结果
进入5000端口显示如图，点击这个按钮，跳到自定义的/cool_form页面
代码在github:https://github.com/qingnvsue/flask 中的webbutton文件夹
在我的程序里我实现了在web页面点击加法器或者除法器按钮进入相应页面
代码在github:https://github.com/qingnvsue/flask 中的add文件夹