接口_注册接口

注册接口：注册时填写的用户名、密码与数据库的用户名、密码做比对

import flask
server = flask.Flask(__name__)   #把咱们当前的这个python文件，当做一个服务

def my_db(sql):
   import pymysql
   coon = pymysql.connect(
      host='xxx.xxx.xx.xxx', user='xxx', passwd='123456',
      port=3306, db='xxx', charset='utf8')
   cur = coon.cursor() #建立游标
   cur.execute(sql)#执行sql
   if sql.strip()[:6].upper()=='SELECT':
      res =  cur.fetchall()
   else:
      coon.commit()
      res = 'ok'
   cur.close()
   coon.close()
   return res

@server.route('/reg',methods=['post'])
def reg():
    username = flask.request.values.get('username')
    pwd = flask.request.values.get('passwd')
    if username and pwd:
        sql = 'select * from my_user where username="%s";'%username
        if my_db(sql):
            res = {'msg':'用户已存在','msg_code':'2001'}
        else:
            insert_sql = 'insert into my_user (username,passwd,is_admin) values ("%s","%s",0);'%(username,pwd)
            my_db(insert_sql)
            res = {'msg':'注册成功！','msg_code':0}
    else:
        res={'msg':'必填字段未填，请查看接口文档！','msg_code':'1001'}
        # 1001必填字段未填
    return json.dumps(res,ensure_ascii=False)

server.run(port = 7777,debug=True,host='0.0.0.0')
#debug=True,表示改了代码后，不用重启，会自动帮你重启
#指定host='0.0.0.0'后别人就可以用你的ip访问了