@app.route('/requests/', method=['GET', 'POST'])

def req():

    print(request.data)

    #请求方式

    print(request.method)

    #get请求参数

    print(request.args)

    #post请求

    print(request.form)

    #上传文件

    print(request.files)

    #cookies

    print(request.cookies)

    #主机ip

    print(request.remote_addr)

    #浏览器

    print(request.user_agent)

    #请求url

    print(request.url)

    return '请求'

@app.route('/response/')

def resp():

    result = render_template('hello.html')

    print(result, type(result))

    #第二个返回值为状态码, 数据正常但是返回错误状态码

    return result, 401

@app.route('/response2/')

def resp2():

    result = make_response(render_template('hello.html'), 401)

    return result

@app.route('/response3/')

def resp3():

    response = Response(response='<h1>你好</h1>', status=404)

    return response

@app.route('/redirect')

def red():

    return redirect(url_for('hello'))

@app.route('/abort')

def ab():

    abort(405)

@app.route('/json')

def json_():

    d = {

        'name': 'yang',

        'age' : 18

    }

    # return json.jsonify(d)

    return json.dumps(d)