Tell the world about Python version.

839cd9d3 · Marianne Corvellec · 907b62a0 · 839cd9d3
Commit 839cd9d3 authored Apr 07, 2016 by Marianne Corvellec
--- a/README.md
+++ b/README.md
@@ -5,7 +5,8 @@ word_cloud
 ==========

 A little word cloud generator in Python. Read more about it on the [blog
-post][blog-post] or the [website][website]
+post][blog-post] or the [website][website].
+The code is Python 2, but Python 3 compatible.

 ## Installation