Merge pull request optuna#5908 from boringbyte/fix/multiple_test_files

Simplify type annotations for multiple test files in `tests/visualization_tests/`

tests/visualization_tests/test_contour.py

@@ -1,9 +1,9 @@
 from __future__ import annotations
 
+from collections.abc import Callable
 from io import BytesIO
 import math
 from typing import Any
-from typing import Callable
 
 import numpy as np
 import pytest

tests/visualization_tests/test_edf.py

@@ -1,8 +1,8 @@
 from __future__ import annotations
 
+from collections.abc import Callable
 from io import BytesIO
 from typing import Any
-from typing import Callable
 
 import numpy as np
 import pytest

tests/visualization_tests/test_parallel_coordinate.py

@@ -1,9 +1,9 @@
 from __future__ import annotations
 
+from collections.abc import Callable
 from io import BytesIO
 import math
 from typing import Any
-from typing import Callable
 
 import numpy as np
 import pytest

tests/visualization_tests/test_param_importances.py

@@ -1,8 +1,8 @@
 from __future__ import annotations
 
+from collections.abc import Callable
 from io import BytesIO
 from typing import Any
-from typing import Callable
 
 import pytest
 

tests/visualization_tests/test_rank.py

@@ -1,9 +1,9 @@
 from __future__ import annotations
 
+from collections.abc import Callable
 from io import BytesIO
 import math
 from typing import Any
-from typing import Callable
 
 import numpy as np
 import pytest

tests/visualization_tests/test_slice.py

@@ -1,8 +1,8 @@
 from __future__ import annotations
 
+from collections.abc import Callable
 from io import BytesIO
 from typing import Any
-from typing import Callable
 
 import pytest
 

tests/visualization_tests/test_terminator_improvement.py

@@ -1,8 +1,8 @@
 from __future__ import annotations
 
+from collections.abc import Callable
 from io import BytesIO
 from typing import Any
-from typing import Callable
 
 import pytest
 

tests/visualization_tests/test_timeline.py

@@ -1,10 +1,10 @@
 from __future__ import annotations
 
+from collections.abc import Callable
 import datetime
 from io import BytesIO
 import time
 from typing import Any
-from typing import Callable
 
 import _pytest.capture
 import pytest

tests/visualization_tests/test_visualizations.py

@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import Callable
+from collections.abc import Callable
 
 from matplotlib.axes._axes import Axes
 import matplotlib.pyplot as plt