dictinct system pkg and third pkg

session/sess_mysql.go

@@ -9,9 +9,10 @@ package session
 
 import (
 	"database/sql"
-	_ "github.com/go-sql-driver/mysql"
 	"sync"
 	"time"
+
+	_ "github.com/go-sql-driver/mysql"
 )
 
 var mysqlpder = &MysqlProvider{}

session/sess_redis.go

@@ -1,10 +1,11 @@
 package session
 
 import (
-	"github.com/beego/redigo/redis"
 	"strconv"
 	"strings"
 	"sync"
+
+	"github.com/beego/redigo/redis"
 )
 
 var redispder = &RedisProvider{}