LCORE-2847: Optional type

Author: tisnik

tests/e2e/features/steps/tls.py

@@ -44,15 +44,15 @@ def reset_tls_prow_state() -> None:
     clear_llama_config_backup()
 
 
-def is_tls_feature_file(feature_filename: str | None) -> bool:
+def is_tls_feature_file(feature_filename: Optional[str]) -> bool:
     """Return True for split TLS feature files (``tls-ca.feature``, etc.)."""
     if not feature_filename:
         return False
     basename = os.path.basename(feature_filename)
     return basename.startswith("tls-") and basename.endswith(".feature")
 
 
-def prepare_tls_feature_entry_on_prow(feature_filename: str | None = None) -> None:
+def prepare_tls_feature_entry_on_prow(feature_filename: Optional[str] = None) -> None:
     """Baseline cluster state at the start of each tls-*.feature file.
 
     Mock TLS stays up for the whole tls suite (tls-ca → tls-mtls → tls-tlsv13).

tests/integration/conftest.py

@@ -176,8 +176,8 @@ def create_agent_run_result(  # pylint: disable=too-many-arguments,too-many-posi
     response_id: str = "response-123",
     input_tokens: int = 10,
     output_tokens: int = 5,
-    model_response: ModelResponse | None = None,
-    new_messages: list[ModelMessage] | None = None,
+    model_response: Optional[ModelResponse] = None,
+    new_messages: Optional[list[ModelMessage]] = None,
 ) -> AgentRunResult[str]:
     """Create a mock AgentRunResult wired for retrieve_agent_response.
 

tests/unit/app/endpoints/test_feedback.py

@@ -401,7 +401,7 @@ def test_update_feedback_status_concurrent(mocker: MockerFixture) -> None:
     auth: AuthTuple = ("test_user_id", "test_user", True, "test_token")
     thread_args = [(0, False), (1, True), (2, False)]
     results: list[Any] = [None] * len(thread_args)
-    errors: list[Exception | None] = [None] * len(thread_args)
+    errors: list[Optional[Exception]] = [None] * len(thread_args)
     barrier = threading.Barrier(len(thread_args) + 1)
 
     def worker(index: int, desired_status: bool) -> None: