Fix ruff errors

Author: dkuegler

test/quicktest/common.py

@@ -1,6 +1,4 @@
 import logging
-import math
-from collections.abc import Iterable
 from functools import lru_cache
 from pathlib import Path
 from typing import cast
@@ -107,7 +105,7 @@ def threshold(self, label_or_key: int | str) -> tuple[str, float]:
         """
         if isinstance(label_or_key, str):
             return label_or_key, self.config["thresholds"][label_or_key]
-        elif isinstance(label_or_key, (int, np.integer)):
+        elif isinstance(label_or_key, int | np.integer):
             labelname = ""
             try:
                 labelname = self.mapper[label_or_key]

test/quicktest/helper.py

@@ -1,5 +1,5 @@
 import logging
-from typing import Iterable
+from collections.abc import Iterable
 
 import numpy as np
 import pytest
@@ -12,7 +12,6 @@ def assert_same_headers(expected_header, actual_header):
     # Get the image headers
 
     from nibabel.cmdline.diff import get_headers_diff
-    from nibabel import analyze
 
     # Check the image headers
     header_diff = get_headers_diff([actual_header, expected_header])
@@ -116,6 +115,9 @@ def _compare_numpy(self, actual: np.ndarray) -> list[str]:
                 msg.append("Connected components exceeding threshold:")
                 connected_components = regionprops(delta_where)
                 msg.extend(f"  {i}: {cc.area} voxels @{cc.centroid}" for i, cc in enumerate(connected_components[:5]))
+        except BaseException as e:
+            logger.exception(e)
+            msg.append(f"Exception while comparing arrays: {e}")
         finally:
             return msg
 

test/quicktest/test_images.py

@@ -1,17 +1,15 @@
-from collections import OrderedDict
 from functools import lru_cache
 from logging import getLogger
 from pathlib import Path
 
-import nibabel.cmdline.diff
 import numpy as np
 import pytest
 import yaml
 
 from FastSurferCNN.utils.metrics import dice_score
 
 from .common import SubjectDefinition, Tolerances, write_table_file
-from .helper import assert_same_headers, Approx
+from .helper import Approx, assert_same_headers
 
 logger = getLogger(__name__)
 

test/quicktest/test_stats.py

@@ -4,7 +4,6 @@
 
 import numpy as np
 import pytest
-from numpy import number
 
 from FastSurferCNN.segstats import PVStats
 
@@ -312,7 +311,8 @@ def filter_keys(stats: PVStats) -> dict[str, int | float]:
             expected_conflicts.append(expected)
 
     if delta_dir:
-        from typing import TypeVar, Hashable
+        from collections.abc import Hashable
+        from typing import TypeVar
         _T = TypeVar("_T", bound=Hashable)
 
         def relative(a: dict[_T, int | float], b: dict[_T, int | float], field: _T) -> float: