1 files changed, 1 insertions, 1 deletions
diff --git a/test/vcpe/preload.py b/test/vcpe/preload.py
index 117b63ec6..62c036c83 100755
--- a/test/vcpe/preload.py
+++ b/test/vcpe/preload.py
@@ -26,7 +26,7 @@ class Preload:
         with open(template_file) as json_input:
             json_data = json.load(json_input)
             stk = [json_data]
-            while len(stk) > 0:
+            while stk:
                 data = stk.pop()
                 for k, v in data.items():
                     if type(v) is dict: