named routes flask add url rules code example
Example 1: get arguments from url flask
from flask import request
@app.route(...)
def login():
username = request.args.get('username')
password = request.args.get('password')
Example 2: flask site route
from flask import render_template
@app.route('/hello/')
@app.route('/hello/<name>')
def hello(name=None):
return render_template('hello.html', name=name)
---------------------------------------------------
<!doctype html>
<title>Hello from Flask</title>
{% if name %}
<h1>Hello {{ name }}!</h1>
{% else %}
<h1>Hello, World!</h1>
{% endif %}