Timezone missing error

[okvittem]

antfs-cli error message

TypeError: can't subtract offset-naive and offset-aware datetimes
is fixed by :

diff --git a/openant/fs/manager.py b/openant/fs/manager.py
index a5f3f3a..5e2c1e9 100644
--- a/openant/fs/manager.py
+++ b/openant/fs/manager.py
@@ -337,7 +337,7 @@ class Application:
         :param time: datetime in UTC, or None to set to current time
         """
         utc_tai_diff_seconds = 35
-        offset = time - datetime.datetime(1989, 12, 31, 0, 0, 0)
+        offset = time - datetime.datetime(1989, 12, 31, 0, 0, 0, tzinfo=datetime.timezone.utc)
         t = Time(int(offset.total_seconds()) + utc_tai_diff_seconds, 0xFFFFFFFF, 0)
         self._send_commandpipe(t.get())

This is openant 1.3.2 used by current Garmin-Forerunner-610-Extractor on linux Ubuntu 24.04.2 LTS
which refers to openant as 'ant' modules so that you need to do
ln -s openant ant
in the python library : /usr/local/lib/python3.12/dist-packages

The watch is a 910XT on Dynastream Innovations, Inc. ANTUSB2 Stick.