e2e tests pass locally

app/utils/api_health.py

@@ -13,7 +13,9 @@ def is_api_down():
         response = requests.get(api_base_url, timeout=2)
         is_down = response.status_code != 200
         if is_down:
-            logger.warning(f"API responded with status {response.status_code} at {api_base_url}")
+            logger.warning(
+                f"API responded with status {response.status_code} at {api_base_url}"
+            )
         return is_down
     except RequestException as e:
         logger.error(f"API down when loading homepage {e}")

app/utils/csv.py

@@ -198,6 +198,7 @@ def convert_report_date_to_preferred_timezone(db_date_str_in_utc):
 
 def get_user_preferred_timezone():
     if current_user and hasattr(current_user, "preferred_timezone"):
-        return current_user.preferred_timezone
-
+        tz = current_user.preferred_timezone
+        if tz in pytz.all_timezones:
+            return tz
     return "US/Eastern"