diff --git a/sources/tech/20181025 How to write your favorite R functions in Python.md b/sources/tech/20181025 How to write your favorite R functions in Python.md
index a06d3557b9..0fa0b9b32e 100644
--- a/sources/tech/20181025 How to write your favorite R functions in Python.md	
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+yongshouzhang translating
+
 How to write your favorite R functions in Python
 ======
 R or Python? This Python script mimics convenient R-style functions for doing statistics nice and easy.