Catch errors in Django-Q2 email reporter

Relevant Django bug was fixed in 5.0.1
https://code.djangoproject.com/ticket/35019

cmsmanage/django_q2_admin_email_reporter.py

@@ -1,4 +1,5 @@
 import sys
+import traceback
 
 from django.views.debug import ExceptionReporter
 from django.core import mail
@@ -9,6 +10,7 @@ class AdminEmailReporter:
         pass
 
     def report(self):
+        try:
             reporter = ExceptionReporter(None, *sys.exc_info())
             message = f"Failed to run task\n{reporter.get_traceback_text()}"
             html_message = reporter.get_traceback_html()
@@ -18,3 +20,5 @@ class AdminEmailReporter:
                 # fail_silently=True,
                 html_message=html_message,
             )
+        except Exception:
+            print(traceback.format_exc())

membershipworks/models.py

@@ -415,13 +415,7 @@ class EventInstructor(models.Model):
 
 class EventExtManager(models.Manager["EventExt"]):
     def get_queryset(self) -> models.QuerySet["EventExt"]:
-        return (
-            super()
-            .get_queryset()
-            .annotate(duration=Sum(F("meeting_times__end") - F("meeting_times__start")))
-        )
-        # TODO: use simpler expression when GeneratedField fixed
-        # return super().get_queryset().annotate(duration=Sum("meeting_times__duration"))
+        return super().get_queryset().annotate(duration=Sum("meeting_times__duration"))
 
 
 class EventExt(Event):
@@ -446,29 +440,18 @@ class EventExt(Event):
         verbose_name = "event"
 
 
-class EventMeetingTimeManager(models.Manager["EventMeetingTime"]):
-    def get_queryset(self) -> models.QuerySet["EventMeetingTime"]:
-        return super().get_queryset().annotate(duration=F("end") - F("start"))
-
-
 class EventMeetingTime(models.Model):
-    objects = EventMeetingTimeManager()
-
     event = models.ForeignKey(
         EventExt, on_delete=models.CASCADE, related_name="meeting_times"
     )
     start = models.DateTimeField()
     end = models.DateTimeField()
 
-    # TODO: Should use generated field instead of manager, but this is
-    # broken due to current Django bug, pending next release (> 5.0)
-    # ref: https://code.djangoproject.com/ticket/35019
-
-    # duration = models.GeneratedField(
-    #     expression=F("end") - F("start"),
-    #     output_field=models.DurationField(),
-    #     db_persist=False,
-    # )
+    duration = models.GeneratedField(
+        expression=F("end") - F("start"),
+        output_field=models.DurationField(),
+        db_persist=False,
+    )
 
     class Meta:
         constraints = [

membershipworks/tasks/ucsAccounts.py

@@ -22,7 +22,7 @@ GROUPS_REGEX = "|".join(
 #   A group name must start and end with a letter, number or underscore.
 #   In between additionally spaces, dashes and dots are allowed.
 def sanitize_group_name(name):
-    sanitized_body = re.sub(r"[^0-9A-Za-z_ -.]", ".", name)
+    sanitized_body = re.sub(r"[^0-9A-Za-z_ -.]+", ".", name)
     sanitized_start_end = re.sub("^[^0-9A-Za-z_]|[^0-9A-Za-z_]$", "_", sanitized_body)
 
     return "MW_" + sanitized_start_end
@@ -30,7 +30,7 @@ def sanitize_group_name(name):
 
 # From an API error message: "Username must only contain numbers, letters and dots!"
 def sanitize_user_name(name):
-    return re.sub(r"[^0-9a-z.]", ".", name.lower()).strip(".")
+    return re.sub(r"[^0-9a-z.]+", ".", name.lower()).strip(".")
 
 
 async def make_groups(udm):