python查询mysql，返回json

发布时间：2019-08-01 17:26:31编辑：auto阅读（2006）

    import MySQLdb
import json

def getSql():    
    try:
        
        con = MySQLdb.connect(host='localhost', user='', passwd='', db='test', charset='utf8')
        cursor = con.cursor()
        sql = "select * from user"
        cursor.execute(sql)
        results = cursor.fetchmany(5)
        
        users = []
        data = {}
        for r in results:
            user = {} 
            user['id'] = r[0]
            user['name'] = r[1]
            user['age'] = r[2]
            user['tel'] = r[3]
            user['address'] = r[4]
            users.append(user)
        
        data['code'] = 0
        data['users'] = users
        jsonStr = json.dumps(data)  
        
        cursor.close()
        con.close()
        return jsonStr
    except MySQLdb.Error, e:
        print "Mysql Error %d: %s" % (e.args[0], e.args[1])

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