From e9453c73964b46a070d919876f5e7af6654f37ff Mon Sep 17 00:00:00 2001
From: Eddie <david.kesselheim@gmail.com>
Date: Wed, 29 May 2024 15:29:42 +0200
Subject: [PATCH] default to utc

---
 O365/utils/windows_tz.py | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/O365/utils/windows_tz.py b/O365/utils/windows_tz.py
index 1c43f638..cc4f021d 100644
--- a/O365/utils/windows_tz.py
+++ b/O365/utils/windows_tz.py
@@ -632,8 +632,14 @@ def get_windows_tz(iana_tz: ZoneInfo) -> str:
     Note: Windows Timezones are SHIT!... no ... really THEY ARE
     HOLY FUCKING SHIT!.
     """
-    timezone = IANA_TO_WIN.get(
-        iana_tz.key if isinstance(iana_tz, tzinfo) else iana_tz)
+    if isinstance(iana_tz, tzinfo):
+        if hasattr(iana_tz, "key"):
+            key = iana_tz.key
+        else:
+            key = "UTC"
+    else:
+        key = iana_tz
+    timezone= IANA_TO_WIN.get(key)
     if timezone is None:
         raise ZoneInfoNotFoundError(f"Can't find Iana timezone: {iana_tz.key}")