From a7e44cd7b426211d6c9f674e6635059bf784c855 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Wed, 6 May 2015 18:24:00 +0200
Subject: [PATCH] Force computed duration to be a timedelta in any cases

issue4722
review14241002
---
 work.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/work.py b/work.py
index 7656ecc3b2..48372062b7 100644
--- a/work.py
+++ b/work.py
@@ -110,8 +110,9 @@ class Work:
                     leafs.add(work.id)
 
                 total_allocation = 0
-                if not work.allocations or not work.effort_duration:
-                    durations[work.id] = work.effort_duration
+                if not work.allocations:
+                    durations[work.id] = (work.effort_duration
+                        or datetime.timedelta())
                     continue
                 for allocation in work.allocations:
                     total_allocation += allocation.percentage