接口开发

import flask
import json

#1、mock接口
#2、给别人提供数据

#flask web开发框架

server = flask.Flask(__name__)

import pymysql

def op_mysql(sql,many_tag=False):
    conn = pymysql.connect(host='118.24.3.40',user='jxz',password='123456',
                           db='jxz',port=3306,charset='utf8',
                           autocommit=True)
    cur = conn.cursor(pymysql.cursors.DictCursor)
    cur.execute(sql)
    if many_tag:
        result = cur.fetchall() # [{"id":1,"name":"xxx"},{"id":2,"name":"xxx"}]
    else:
        result = cur.fetchone()
    cur.close()
    conn.close()
    return result


@server.route('/index')
def login():
    d = {"code":0,"msg":"登录成功 niuhanyangq111！"}
    return json.dumps(d,ensure_ascii=False)


@server.route('/get_data')
def table_data():
    table_list = ['app_myuser','app_product','app_student']
    table_name = flask.request.args.get('table_name')
    limit = flask.request.args.get('limit',10)
    if table_name:
        if table_name in table_list:
            sql='select * from %s limit %s;'%(table_name,limit)
            print(sql)
            data = op_mysql(sql,True)
        else:
            data = {"code": -2, 'msg': "你没有权限查看这个表里面的数据！"}

    else:
        data = {"code":-1,'msg':"必填参数未填，请查看接口文档"}

    return json.dumps(data,ensure_ascii=False)


@server.route('/post_data',methods=['post'])
def post():
    username = flask.request.args.get('username')#参数在url里面的话，用它
    username2 = flask.request.values.get('username2')#参数在body里面,用它
    file = flask.request.files.get('f')#上传文件
    cookies = flask.request.cookies.get('f')#cookie
    headers = flask.request.headers.get('f')#headers
    # headers = flask.request.json.get('username')#json格式的
    file.save(file.filename)
    return 'abc'




server.run(host='0.0.0.0',port=8989,debug=True)




#app_user,app_product,app_student