[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

Tests/test_imagemath_lambda_eval.py

@@ -1,7 +1,5 @@
 from __future__ import annotations
 
-import pytest
-
 from PIL import Image, ImageMath
 
 

src/PIL/ImageMath.py

@@ -236,9 +236,11 @@ def imagemath_convert(self: _Operand, mode: str) -> _Operand:
 }
 
 
-def lambda_eval(expression: Callable[[dict[str, Any]], Any],
+def lambda_eval(
+    expression: Callable[[dict[str, Any]], Any],
     _dict: dict[str, Any] = {},
-    **kw: Any,) -> Any:
+    **kw: Any,
+) -> Any:
     """
     Returns the result of an image function.