Workaround for PyMsalRuntime's expiry time

Author: rayluo

msal/broker.py

@@ -4,6 +4,7 @@
 from threading import Event
 import json
 import logging
+import time
 import uuid
 
 
@@ -91,7 +92,9 @@ def _convert_result(result, client_id, expected_token_type=None):  # Mimic an on
     #account.get_account_property("wam_account_ids")
     return_value = {k: v for k, v in {
         "access_token": result.get_access_token(),
-        "expires_in": result.get_access_token_expiry_time(),
+        "expires_in":
+            result.get_access_token_expiry_time()  # As of pymsalruntime 0.9, it returns an epoch
+            - int(time.time()),
         "id_token": result.get_raw_id_token(),  # New in pymsalruntime 0.8.1
         "id_token_claims": id_token_claims,
         "client_info": account.get_client_info(),