X-Git-Url: https://wannabe.guru.org/gitweb/?a=blobdiff_plain;f=base_presence.py;h=3ceddb32dff9ab1bf2a17d2b3aa5547125ded2d9;hb=a4bf4d05230474ad14243d67ac7f8c938f670e58;hp=612193e1df3b84f0ee8fc52b86ab5c94ce7ee38d;hpb=971d4ba141459f78d10d5770b9459d1ead7d49a0;p=python_utils.git

diff --git a/base_presence.py b/base_presence.py
index 612193e..3ceddb3 100755
--- a/base_presence.py
+++ b/base_presence.py
@@ -4,7 +4,7 @@ import datetime
 from collections import defaultdict
 import logging
 import re
-from typing import Dict, List, Set
+from typing import Dict, List, Optional, Set
 import warnings
 
 # Note: this module is fairly early loaded.  Be aware of dependencies.
@@ -75,7 +75,7 @@ class PresenceDetection(object):
         ] = defaultdict(dict)
         self.names_by_mac: Dict[str, str] = {}
         self.dark_locations: Set[Location] = set()
-        self.last_update = None
+        self.last_update: Optional[datetime.datetime] = None
 
     def maybe_update(self) -> None:
         if self.last_update is None: