Add support for paramspec

src/sphinx_autodoc_typehints/__init__.py

@@ -26,7 +26,7 @@ def get_annotation_module(annotation: Any) -> str:
     if annotation is None:
         return "builtins"
     is_new_type = sys.version_info >= (3, 10) and isinstance(annotation, NewType)
-    if is_new_type or isinstance(annotation, TypeVar):
+    if is_new_type or isinstance(annotation, TypeVar) or annotation.__class__.__name__ == "ParamSpec":
         return "typing"
     if hasattr(annotation, "__module__"):
         return annotation.__module__  # type: ignore # deduced Any
@@ -153,7 +153,7 @@ def format_annotation(annotation: Any, config: Config) -> str:  # noqa: C901 # t
     if full_name == "typing.NewType":
         args_format = f"\\(``{annotation.__name__}``, {{}})"
         role = "class" if sys.version_info >= (3, 10) else "func"
-    elif full_name == "typing.TypeVar":
+    elif full_name in {"typing.TypeVar", "typing.ParamSpec"}:
         params = {k: getattr(annotation, f"__{k}__") for k in ("bound", "covariant", "contravariant")}
         params = {k: v for k, v in params.items() if v}
         if "bound" in params: