Merge branch 'master' into 73-add-rules-and-permissions

aleksis/apps/alsijil/locale/de_DE/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2020-08-21 12:39+0200\n"
-"PO-Revision-Date: 2020-08-21 14:02+0000\n"
+"PO-Revision-Date: 2020-09-06 17:48+0000\n"
 "Last-Translator: Jonathan Weth <teckids@jonathanweth.de>\n"
 "Language-Team: German <https://translate.edugit.org/projects/aleksis/"
 "aleksis-app-alsijil/de/>\n"
@@ -302,7 +302,7 @@ msgstr "Statistiken zu Fehlzeiten, Verspätungen und Bemerkungen"
 #: templates/alsijil/class_register/person.html:60
 #: templates/alsijil/print/full_register.html:269
 msgid "Absences"
-msgstr "Absenzen"
+msgstr "Fehlstunden"
 
 #: templates/alsijil/class_register/person.html:64
 #: templates/alsijil/print/full_register.html:274

aleksis/apps/alsijil/model_extensions.py

@@ -50,7 +50,7 @@ def mark_absent(
     # Create and update all personal notes for the discovered lesson periods
     for lesson_period in lesson_periods:
         sub = lesson_period.get_substitution()
-        if sub and sub.is_cancelled:
+        if sub and sub.cancelled:
             continue
 
         with reversion.create_revision():