From: Tomas Babej <tomasbabej@gmail.com>
Date: Sat, 17 Jan 2015 09:46:05 +0000 (+0100)
Subject: Task: Make sure empty values are not passed to TW via hooks
X-Git-Url: https://git.madduck.net/etc/taskwarrior.git/commitdiff_plain/a0df8b516ffc77612d4ef8193f2bd5dd696916fa?ds=inline

Task: Make sure empty values are not passed to TW via hooks
---

diff --git a/tasklib/task.py b/tasklib/task.py
index 040c15b..0b18a14 100644
--- a/tasklib/task.py
+++ b/tasklib/task.py
@@ -471,8 +471,13 @@ class Task(TaskResource):
         """
 
         # We need to remove spaces for TW-1504, use custom separators
-        data = dict((key, self._serialize(key, value))
-                    for key, value in six.iteritems(self._data))
+        data_tuples = ((key, self._serialize(key, value))
+                       for key, value in six.iteritems(self._data))
+
+        # Empty string denotes empty serialized value, we do not want
+        # to pass that to TaskWarrior.
+        data_tuples = filter(lambda t: t[1] is not '', data_tuples)
+        data = dict(data_tuples)
         return json.dumps(data, separators=(',',':'))
 
 class TaskFilter(SerializingObject):