Mention numpy requirement

hkociemba · Apr 19, 2018 · 35ea73e · 35ea73e
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Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -9,6 +9,6 @@ There are several tables which must be created on the first run. These need abou
 
 "python example.py" or eventually "python3 example.py"
 
-Make sure that you use Python 3. 
+Make sure that you use Python 3.4 or higher and you have the numpy package installed. 
 
 ![](gui_client.jpg "")