From 4c0d71c0c2a8b190249416b29b310f4afcab755b Mon Sep 17 00:00:00 2001
From: Tomas Babej <tomasbabej@gmail.com>
Date: Thu, 1 Jan 2015 20:11:38 +0100
Subject: [PATCH] Task: Properly handle None in serialize_due

---
 tasklib/task.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tasklib/task.py b/tasklib/task.py
index 4377f1f..5acabe0 100644
--- a/tasklib/task.py
+++ b/tasklib/task.py
@@ -165,6 +165,8 @@ class Task(TaskResource):
         return self['uuid'] is not None or self['id'] is not None
 
     def serialize_due(self, date):
+        if not date:
+            return None
         return date.strftime(DATE_FORMAT)
 
     def deserialize_due(self, date_str):
-- 
2.39.5