Python-Flask请求

1.get请求

①.通过地址栏?key=value

from flask import Flask,request

@app.route('/get1', methods=['GET'])
def M1():
    """①.地址栏?key=value取值"""
    name = request.args.get('name', '')#姓名
    age = request.args.get('age', '')#年龄
    return str(age) + "/" + name

效果：

②.通过地址栏

from flask import Flask,request

@app.route('/get2/<int:age>/<name>',methods=['GET'])
def M2(age,name):
    """②.地址栏取值"""
    return str(age) + "/" + name

效果：

2.post请求

①.Form表单

import os
from flask import Flask,request 
from werkzeug.utils import secure_filename

@app.route('/post1',methods=['POST'])
def M3():
    """①.Form表单取值"""
    name = request.form['name']#姓名
    age = request.form['age']#年龄
    #file对象
    file = request.files['file']
    #保存图片
    file.save(os.path.join(os.getcwd(), secure_filename(file.filename)))
    return  str(age) + "/" + name + "/" + file.filename

效果：

图片：

②.Json字符串

from flask import Flask,request

@app.route('/post2',methods=['POST'])
def M4():
    """①.Json字符串取值"""
    user = eval(request.data)
    result = str(user['age'])#年龄
    result += "/" + user['name']#姓名
    #teach对象
    teach = user['teach']
    #循环对象
    for t in teach:
        result+="/" + t['class'] 
        #循环数组
        for n in t['num']:
            result+= "/" + str(n)
    return result

效果：