Update test instructions.

MarkDaoust · MarkDaoust · commit c34414302eed · 2023-05-08T16:19:49.000-07:00
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -65,7 +65,7 @@ This "editable" mode lets you edit the source without needing to reinstall the p
 Use the builtin unittest package:
 
 ```
-python -m unittest
+ python -m unittest discover --pattern '*test*.py'
 ```
 
 Or to debug, use:
