diff --git a/sources/tech/20180730 7 Python libraries for more maintainable code.md b/sources/tech/20180730 7 Python libraries for more maintainable code.md
index 24b3daa886..67657f3890 100644
--- a/sources/tech/20180730 7 Python libraries for more maintainable code.md	
+++ b/sources/tech/20180730 7 Python libraries for more maintainable code.md	
@@ -1,3 +1,5 @@
+HankChow translating
+
 7 Python libraries for more maintainable code
 ======