Update Modules/_docstrings.py

Modules/_docstrings.py

@@ -1,6 +1,8 @@
 from __future__ import annotations
 
 import inspect
+import sys
+import types
 from typing import Any, Annotated, get_args, get_origin, get_type_hints, Union
 
 
@@ -8,7 +10,8 @@ def _typename(tp: Any) -> str:
     """Return a readable type name from a type or annotation."""
     try:
         # Unwrap Optional[T] -> T
-        if get_origin(tp) is Union:
+        origin = get_origin(tp)
+        if origin is Union or (sys.version_info >= (3, 10) and origin is types.UnionType):
             args = [a for a in get_args(tp) if a is not type(None)]
             if len(args) == 1:
                 return _typename(args[0])
@@ -64,7 +67,16 @@ def autodoc(summary: str | None = None, returns: str | None = None, *, force: bo
             # include_extras=True to retain Annotated metadata
             hints = get_type_hints(func, include_extras=True, globalns=getattr(func, "__globals__", None))
         except Exception:
+            # Fallback: try to evaluate annotations manually if they are strings
             hints = {}
+            sig = inspect.signature(func)
+            for name, param in sig.parameters.items():
+                if isinstance(param.annotation, str):
+                    try:
+                        val = eval(param.annotation, getattr(func, "__globals__", {}))
+                        hints[name] = val
+                    except Exception:
+                        pass
 
         sig = inspect.signature(func)