make end_datetime a property

diff --git a/emissions/models.py b/emissions/models.py
index 627bf44272f5c822a40a3ac0a48c239dd28aa0c2..f38c87451465d5371538b9fee9b54aa80d63d6e2 100644 (file)
--- a/emissions/models.py
+++ b/emissions/models.py
@@ -268,6 +268,7 @@ class Schedule(models.Model, WeekdayMixin):
         else:
             return self.emission.duration
 
+    @property
     def end_datetime(self):
         return self.datetime + datetime.timedelta(minutes=self.get_duration())
 
@@ -445,6 +446,7 @@ class Diffusion(models.Model, WeekdayMixin):
     def get_duration(self):
         return self.episode.get_duration()
 
+    @property
     def end_datetime(self):
         return self.datetime + datetime.timedelta(minutes=self.get_duration())