Merge pull request optuna#5706 from y0z/feature/fix-for-mypy

Fix for mypy.

Author: HideakiImamura

optuna/_convert_positional_args.py

@@ -80,7 +80,7 @@ def converter_wrapper(*args: Any, **kwargs: Any) -> "_T":
 
             kwargs.update(inferred_kwargs)
 
-            return func(**kwargs)
+            return func(**kwargs)  # type: ignore[call-arg]
 
         return converter_wrapper
 

optuna/study/study.py

@@ -1091,7 +1091,7 @@ def _should_skip_enqueue(self, params: Mapping[str, JSONSerializable]) -> bool:
                     if isinstance(param_value, Real)
                     else param_value == existing_param
                 )
-                repeated_params.append(is_repeated)
+                repeated_params.append(bool(is_repeated))
 
             if all(repeated_params):
                 return True