diff -r cd5e8fb64b74 -r 56850f5c73f6 src/notes/api/fields/__init__.py
--- a/src/notes/api/fields/__init__.py	Tue Jul 10 15:18:03 2018 +0200
+++ b/src/notes/api/fields/__init__.py	Wed Jul 18 17:32:09 2018 +0200
@@ -0,0 +1,3 @@
+from .category import ProtocolField
+
+__all__ = ["ProtocolField"]