fix one last test

asyncua/common/structures.py

@@ -6,6 +6,7 @@ for custom structures
 
 import uuid
 import logging
+import typing
 
 # The next two imports are for generated code
 from datetime import datetime, timezone
@@ -221,6 +222,7 @@ class StructGenerator:
 '''
 THIS FILE IS AUTOGENERATED, DO NOT EDIT!!!
 '''
+from __future__ import annotations
 
 from datetime import datetime, timezone
 import uuid
@@ -316,6 +318,8 @@ def _generate_python_class(model, env=None):
         env["dataclass"] = dataclass
     if "field" not in env:
         env["field"] = field
+    if "Optional" not in env:
+        env["Optional"] = typing.Optional
     # generate classes one by one and add them to dict
     for element in model:
         code = element.get_code()

pyproject.toml

@@ -104,7 +104,7 @@ ignore = [
     # https://github.com/astral-sh/ruff/issues/5035
     "UP006", # Use `list` instead of `List` for type annotation
     "UP007", # Use `X | Y` for type annotations
-    "UP035", # list instead of List again?? 
+    "UP035", # list instead of List again??
 ]
 [tool.ruff.lint.per-file-ignores]
 "__init__.py" = ["F401", "F403"]