1 def get_conn(): 2 """ 3 :return: 连接,游标 4 """ 5 # 创建连接 6 conn = pymysql.connect(host="127.0.0.1", 7 user="root", 8 password="你的数据库密码", 9 db="要使用的数据名称", 10 charset="utf8") 11 # 创建游标 12 cursor = conn.cursor() # 执行完毕返回的结果集默认以元组显示 13 return conn, cursor 14 15 def close_conn(conn, cursor): 16 if cursor: 17 cursor.close() 18 if conn: 19 conn.close() 20 """ 21 ----------------------------------------------------------- 22 """ 23 """ 24 ------------------------------------------------------------------------------------ 25 """ 26 def query(sql,*args): 27 """ 28 通用封装查询 29 :param sql: 30 :param args: 31 :return:返回查询结果 ((),()) 32 """ 33 conn , cursor= get_conn() 34 print(sql) 35 cursor.execute(sql) 36 res = cursor.fetchall() 37 close_conn(conn , cursor) 38 return res
标签:return,sql,pymysql,cursor,关闭,查询数据库,close,conn From: https://www.cnblogs.com/rainbow-1/p/16796906.html