From 13964b3759edaa41eadf6bfdcfdfe865900d79ae Mon Sep 17 00:00:00 2001
From: Konsta Vesterinen <konsta.vesterinen@gmail.com>
Date: Mon, 21 Apr 2014 10:27:50 +0300
Subject: [PATCH] Add comment

---
 sqlalchemy_utils/decorators.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sqlalchemy_utils/decorators.py b/sqlalchemy_utils/decorators.py
index 757c749..af957b5 100644
--- a/sqlalchemy_utils/decorators.py
+++ b/sqlalchemy_utils/decorators.py
@@ -31,6 +31,7 @@ class AttributeValueGenerator(object):
                 sa.event.remove(*args)
 
         self.listeners_registered = False
+        # TODO: make the registry a WeakKey dict
         self.generator_registry = defaultdict(list)
 
     def generator_wrapper(self, func, attr, source):