It also works with pypy3, but pip/setuptools/friends hate python3.2

Author: asottile

Diff for: README.md

@@ -13,8 +13,6 @@ This requires golang >= 1.5.  It is currently tested against 1.6 and 1.7.
 This requires python >= 2.7.  It is currently tested against 2.7, 3.5, 3.6,
 and pypy.
 
-It is incompatible with pypy3 (for now) due to a lack of c-api.
-
 ## Usage
 
 Add `setuptools-golang` to the `setup_requires` in your setup.py and