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

 1 import flask
 2 server = flask.Flask(__name__)   #把咱们当前的这个python文件，当做一个服务
 3 
 4 def my_db(sql):
 5    import pymysql
 6    coon = pymysql.connect(
 7       host='xxx.xxx.xx.xxx', user='xxx', passwd='123456',
 8       port=3306, db='xxx', charset='utf8')
 9    cur = coon.cursor() #建立游标
10    cur.execute(sql)#执行sql
11    if sql.strip()[:6].upper()=='SELECT':
12       res =  cur.fetchall()
13    else:
14       coon.commit()
15       res = 'ok'
16    cur.close()
17    coon.close()
18    return res
19 
20 @server.route('/reg',methods=['post'])
21 def reg():
22     username = flask.request.values.get('username')
23     pwd = flask.request.values.get('passwd')
24     if username and pwd:
25         sql = 'select * from my_user where username="%s";'%username
26         if my_db(sql):
27             res = {'msg':'用户已存在','msg_code':'2001'}
28         else:
29             insert_sql = 'insert into my_user (username,passwd,is_admin) values ("%s","%s",0);'%(username,pwd)
30             my_db(insert_sql)
31             res = {'msg':'注册成功！','msg_code':0}
32     else:
33         res={'msg':'必填字段未填，请查看接口文档！','msg_code':'1001'}
34         # 1001必填字段未填
35     return json.dumps(res,ensure_ascii=False)
36 
37 server.run(port = 7777,debug=True,host='0.0.0.0')
38 #debug=True,表示改了代码后，不用重启，会自动帮你重启
39 #指定host='0.0.0.0'后别人就可以用你的ip访问了