From 00a37971b6acdfdf6dc7b27c72c195b014d420a1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Mon, 17 Mar 2014 18:59:00 +0100
Subject: [PATCH] Don't fail if effort is None

issue3725
review4271003
---
 work.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/work.py b/work.py
index 98c0dd9c4c..f7a065d7b3 100644
--- a/work.py
+++ b/work.py
@@ -109,11 +109,12 @@ class Work:
 
                 total_allocation = 0
                 if not work.allocations:
-                    durations[work.id] = work.effort
+                    durations[work.id] = (work.effort or 0)
                     continue
                 for allocation in work.allocations:
                     total_allocation += allocation.percentage
-                durations[work.id] = work.effort / (total_allocation / 100.0)
+                durations[work.id] = ((work.effort or 0)
+                    / (total_allocation / 100.0))
 
             while leafs:
                 for work_id in leafs: