update:"格式化代码"

db/mysql_db.py

@@ -2,6 +2,7 @@ import pymysql
 
 
 from config.db_config import *
 from config.db_config import *
 
 
+
 class MysqlClientLocal:
 class MysqlClientLocal:
     def __init__(self):
     def __init__(self):
         self.conn = pymysql.connect(
         self.conn = pymysql.connect(