1 files changed, 12 insertions, 7 deletions
diff --git a/util.py b/util.py
index d135e13..fe0ff01 100644
--- a/util.py
+++ b/util.py
@@ -1,17 +1,22 @@
 from datetime import datetime, timezone
 from zoneinfo import ZoneInfo
 
+
 def parse_time(maybe_time):
     if maybe_time:
         return datetime.fromisoformat(maybe_time[:-1] + '+00:00')
-    
+    return None
+
+
 def filter_departures(departures):
-    return [dep for dep in departures
-            if dep['scheduled_departure_utc'] and
-            parse_time(dep['scheduled_departure_utc']) >
-            datetime.now().astimezone(timezone.utc)]
+    return [
+        dep for dep in departures if dep['scheduled_departure_utc']
+        and parse_time(dep['scheduled_departure_utc']) >
+        datetime.now().astimezone(timezone.utc)
+    ]
+
 
 def format_time(maybe_time):
     if maybe_time:
-        return str(maybe_time.astimezone(
-            ZoneInfo('Australia/Melbourne')))[:-6]
+        return str(maybe_time.astimezone(ZoneInfo('Australia/Melbourne')))[:-6]
+    return None