diff --git a/main.py b/main.py
index 6b1962aff7..f8b4f585f9 100644
--- a/main.py
+++ b/main.py
@@ -14,6 +14,6 @@
 
 
 from paddlex.engine import Engine
-
+# test pr
 if __name__ == "__main__":
     Engine().run()