diff --git a/python/examples/pipeline/PaddleClas/DarkNet53-encryption/key b/python/examples/pipeline/PaddleClas/DarkNet53-encryption/key
deleted file mode 100644
index 229df8463f20f3a5515c5ae2cf14f2ffccb5054f..0000000000000000000000000000000000000000
--- a/python/examples/pipeline/PaddleClas/DarkNet53-encryption/key
+++ /dev/null
@@ -1 +0,0 @@
-
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\ No newline at end of file