diff --git a/tests/pytest/query/queryGroupbyWithInterval.py b/tests/pytest/query/queryGroupbyWithInterval.py
index 9f56d0654b5b41e29fe4fab244af5b5ac2f9e506..d5474d069ab1af7a496515e23a46713d45f6262f 100644
--- a/tests/pytest/query/queryGroupbyWithInterval.py
+++ b/tests/pytest/query/queryGroupbyWithInterval.py
@@ -49,7 +49,6 @@ class TDTestCase:
         tdSql.query("select _block_dist() from stest")
         tdSql.checkRows(1)
 
-
         tdSql.query("select sum(size) from stest interval(1d) group by appname")        
         tdSql.checkRows(3)