- ensure usedevelop is present so that C exts are in the tests

diff --git a/tox.ini b/tox.ini
index 915876582f1d83a28a262784cd5c069ad5fb2347..5e262ab30ec031b66ec719c00df7c8e27191e925 100644 (file)
--- a/tox.ini
+++ b/tox.ini
@@ -8,6 +8,7 @@ deps=pytest
      mock
 
 sitepackages=True
+usedevelop=True
 
 commands=
   python -m pytest \