Use local timezone

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) <year> <owner>. All rights reserved.
+Copyright (c) 2020 Solderpunk. All rights reserved.
 
 Redistribution and use in source and binary forms, with or without modification,
 are permitted provided that the following conditions are met:

gemfeed.py

@@ -113,7 +113,8 @@ def get_update_time(filename, time_func):
     basename = os.path.basename(filename)
     if re.search("^[0-9]{4}-[01][0-9]-[0-3][0-9]", basename):
         date = basename[0:10] + " Z" # Add UTC marker
-        return datetime.datetime.strptime(date, "%Y-%m-%d %z")
+        # Put in user's local timezone
+        return datetime.datetime.strptime(date, "%Y-%m-%d %z").replace(tzinfo=datetime.timezone.utc).astimezone(tz=None)
     else:
         updated = time_func(filename)
         return datetime.datetime.fromtimestamp(updated, tz=datetime.timezone.utc)