Copybara import of the project:

--
1ca16aba5b7b869afa8e0a0cddaea539acd737f5 by bart.lee(이철민)/kakao <bart.lee@kakaocorp.com>:

chore: Improves session update time validation message

Enhances the error message when a session's last update time is later than the storage update time.
This provides better readability by formatting the timestamps in the error message.

COPYBARA_INTEGRATE_REVIEW=https://github.com/google/adk-python/pull/446 from kakao-bart-lee:main a2a0cff036429b61bd7cf1600fc4c2c0cf50089d
PiperOrigin-RevId: 754452381

src/google/adk/sessions/database_session_service.py

@@ -484,9 +484,11 @@ class DatabaseSessionService(BaseSessionService):
 
       if storage_session.update_time.timestamp() > session.last_update_time:
         raise ValueError(
-            f"Session last_update_time {session.last_update_time} is later than"
-            f" the upate_time in storage {storage_session.update_time}"
-        )
+          f"Session last_update_time "
+          f"{datetime.fromtimestamp(session.last_update_time):%Y-%m-%d %H:%M:%S} "
+          f"is later than the update_time in storage "
+          f"{storage_session.update_time:%Y-%m-%d %H:%M:%S}"
+      )
 
       # Fetch states from storage
       storage_app_state = sessionFactory.get(

src/google/adk/tools/openapi_tool/openapi_spec_parser/operation_parser.py

@@ -83,8 +83,7 @@ class OperationParser:
         schema.description = (
             description if not schema.description else schema.description
         )
-        # param.required can be None
-        required = param.required if param.required is not None else False
+        required = param.required
 
         self.params.append(
             ApiParameter(