update simply
diff --git a/examples/simple_model_tstd.py b/examples/simple_model_tstd.py
index 75cb5c0..854ee03 100644
--- a/examples/simple_model_tstd.py
+++ b/examples/simple_model_tstd.py
@@ -6,7 +6,9 @@
 # "License"); you may not use this file except in compliance
 # with the License.  You may obtain a copy of the License at
 #
-#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
 #
 # Unless required by applicable law or agreed to in writing,
 # software distributed under the License is distributed on an