From 28dee5efd1eb2b551c9b08e4b5c5bf887b83fc06 Mon Sep 17 00:00:00 2001
From: Dominik George <nik@naturalnet.de>
Date: Tue, 20 Aug 2019 17:01:41 +0200
Subject: [PATCH] Fix min and max calculation for empty timetables, closes #9.
---
biscuit/apps/chronos/views.py | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/biscuit/apps/chronos/views.py b/biscuit/apps/chronos/views.py
index 640c68dc..cee4166e 100644
--- a/biscuit/apps/chronos/views.py
+++ b/biscuit/apps/chronos/views.py
@@ -47,7 +47,8 @@ def timetable(request):
period_max = lesson_period.period.period
# Fill in empty lessons
- for weekday_num in range(min(per_day.keys()), max(per_day.keys()) + 1):
+ for weekday_num in range(min(per_day.keys() or [0]),
+ max(per_day.keys() or [6]) + 1):
# Fill in empty weekdays
if weekday_num not in per_day.keys():
per_day[weekday_num] = {}
--
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