From: Tomas Babej <tomasbabej@gmail.com>
Date: Mon, 21 Dec 2015 00:57:21 +0000 (+0100)
Subject: SerializingObject: Perform more efficient deserialization of dependencies
X-Git-Url: https://git.madduck.net/etc/taskwarrior.git/commitdiff_plain/92e0ed0f1fdf6ac1f69c8b30e18a503022f57c9f?ds=inline;hp=8e002355e9a62b8bf3f22607de1e8efb934d015c

SerializingObject: Perform more efficient deserialization of dependencies
---

diff --git a/tasklib/serializing.py b/tasklib/serializing.py
index 767f7df..a9b33ee 100644
--- a/tasklib/serializing.py
+++ b/tasklib/serializing.py
@@ -186,6 +186,9 @@ class SerializingObject(object):
     def deserialize_depends(self, raw_uuids):
         raw_uuids = raw_uuids or []  # Convert None to empty list
 
+        if not raw_uuids:
+            return set()
+
         # TW 2.4.4 encodes list of dependencies as a single string
         if type(raw_uuids) is not list:
             uuids = raw_uuids.split(',')
@@ -193,7 +196,7 @@ class SerializingObject(object):
         else:
             uuids = raw_uuids
 
-        return set(self.backend.tasks.get(uuid=uuid) for uuid in uuids if uuid)
+        return set(self.backend.tasks.filter(' '.join(uuids)))
 
     def datetime_normalizer(self, value):
         """