From e0bbd1df2f5fe51aff8eb2a9f0c4ccecf67bf6bd Mon Sep 17 00:00:00 2001
From: Daniel Roy Greenfeld <pydanny@gmail.com>
Date: Sun, 8 Apr 2018 17:55:00 -0500
Subject: [PATCH] Update contributing docs

---
 CONTRIBUTING.rst | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 1b16d5d..179d86c 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -75,16 +75,17 @@ Ready to contribute? Here's how to set up `cached-property` for local developmen
    Now you can make your changes locally.
 
    
-5. Clean up the formatting::
+5. Clean up the formatting (must be running at least Python 3.6)::
   
+    $ pip install -U black
     $ black .
    
 6. When you're done making changes, check that your changes pass the tests, including testing other Python versions with tox::
 
-    $ python setup.py test
+    $ pytest tests/
     $ tox
 
-   To get flake8 and tox, just pip install them into your virtualenv. 
+   To get tox, just pip install it into your virtualenv. 
 
 7. Commit your changes and push your branch to GitHub::
 
-- 
2.30.2