diff --git a/AKModel/models.py b/AKModel/models.py
index 173c27459f09f085b3fd4216876ecce740736b6c..2a80cef73c97600fc5f8c4013fda227bbf397c49 100644
--- a/AKModel/models.py
+++ b/AKModel/models.py
@@ -383,6 +383,16 @@ class Event(models.Model):
             )
 
     def discretize_timeslots(self, *, slots_in_an_hour: float = 1.0) -> Iterable[TimeslotBlock]:
+        """"Choose discretization scheme.
+
+        Uses default_time_slots if the event has any DefaultSlot, otherwise uniform_time_slots.
+
+        :param slots_in_an_hour: The percentage of an hour covered by a single slot.
+            Determines the discretization granularity.
+        :yield: Block of optimizer timeslots as the discretization result.
+        :ytype: list of TimeslotBlock
+        """
+
         if DefaultSlot.objects.filter(event=self).exists():
             # discretize default slots if they exists
             yield from merge_blocks(self.default_time_slots(slots_in_an_hour=slots_in_an_hour))
diff --git a/AKModel/views/ak.py b/AKModel/views/ak.py
index 859120bacdb493a2eb062bc2ad1ce355c0da0836..1d60717b94a124731c542824d2f75110bcdb2389 100644
--- a/AKModel/views/ak.py
+++ b/AKModel/views/ak.py
@@ -9,7 +9,7 @@ from django.views.generic import ListView, DetailView
 from AKModel.availability.models import Availability
 from AKModel.metaviews.admin import AdminViewMixin, FilterByEventSlugMixin, EventSlugMixin, IntermediateAdminView, \
     IntermediateAdminActionView
-from AKModel.models import AKRequirement, AKSlot, DefaultSlot, Event, AKOrgaMessage, AK, Room, AKOwner, merge_blocks
+from AKModel.models import AKRequirement, AKSlot, Event, AKOrgaMessage, AK, Room, AKOwner
 
 
 class AKRequirementOverview(AdminViewMixin, FilterByEventSlugMixin, ListView):