Update requirements.txt

carefree0910 · carefree0910 · commit 1f4cb90b797b · 2017-12-20T17:36:20.000+08:00
diff --git a/requirements.txt b/requirements.txt
@@ -1,3 +1,6 @@
+# Supplement
+scikit-learn
+
 # Requirements automatically generated by pigar.
 # https://github.com/Damnever/pigar
 
