--- /dev/null
+import sys
+from typing import Any
+
+class Str: ...
+
+class Xxo:
+ def demo(self) -> None: ...
+
+def foo(__i: int, __j: int) -> Any: ...
+def new() -> Xxo: ...
+
+if sys.version_info >= (3, 10):
+ class Error: ...
+
+else:
+ class error: ...
+ class Null: ...
+ def roj(__b: Any) -> None: ...