diff --git a/lite/tools/cmake_tools/ast.py b/lite/tools/cmake_tools/ast.py
index 7df41cbc8faf610b981d5201629d0bd1c8700ba4..5ddc8f489fed7bb81930759c969a209839d040fa 100644
--- a/lite/tools/cmake_tools/ast.py
+++ b/lite/tools/cmake_tools/ast.py
@@ -317,5 +317,5 @@ if __name__ == '__main__':
 
         kernel_parser.parse()
 
-        for k in kernel_parser.kernels:
-            print k
+#        for k in kernel_parser.kernels:
+#            print k