Flask

中文文档2.3x

Flask 蓝图 Blueprint 

快速开始

        hello.py

from flask import Flask, request

app = Flask(__name__)


@app.route("/")
def hello_world():
    return "
Hello, World!
"


@app.route("/api/users")
def get_users():
    user1 = {'id': 1, 'name': 'zhangsan'}
    user2 = {'id': 2, 'name': 'lisi'}
    return [user1, user2]


@app.route("/api/user/", methods=['GET'])
def get_user(id=None):
    user = {'id': id, 'name': 'xxxxx'}
    return user


@app.route("/register", methods=['POST'])
def user_register():
    username = request.json.get("username").strip()  # 用户名
    password = request.json.get("password").strip()  # 密码
    if username and password:
        return "register success"
    else:
        return "register fail"

'''
if __name__ == '__main__':
    app.run(port=8000)
    # app.run()    默认 5000 端口启动
'''

        启动命令

          flask --app hello run   # 默认启动在127.0.0.1:5000

          flask --app hello run --port=9000  # 指定端口启动