added ruff code reivew

tests/DIS_no_integrate.py

@@ -22,7 +22,6 @@ import os
 import sys
 from dataclasses import dataclass, field
 from pathlib import Path
-from typing import Optional
 
 import cv2
 import numpy as np
@@ -35,7 +34,6 @@ for path in (REPO_ROOT, SRC_ROOT):
 
 from orisys.tracker import Tracker  # noqa: E402
 
-
 DEFAULT_CONFIG = "box"
 
 
@@ -125,7 +123,7 @@ class FixedRefDIS:
         preset = dis_preset_from_name(config_tracker.get("dis_preset", "medium"))
         self._dis = cv2.DISOpticalFlow_create(preset)
         self._dis.setFinestScale(int(config_tracker.get("dis_mode", 3)))
-        self._ref: Optional[np.ndarray] = None
+        self._ref: np.ndarray | None = None
 
     def reset(self) -> None:
         self._ref = None
@@ -148,7 +146,7 @@ def make_tracker(config_tracker: dict, *, adaptive: bool) -> Tracker:
     )
 
 
-def read_gray_frame(cap: cv2.VideoCapture, static_image: Optional[np.ndarray]) -> tuple[bool, Optional[np.ndarray]]:
+def read_gray_frame(cap: cv2.VideoCapture, static_image: np.ndarray | None) -> tuple[bool, np.ndarray | None]:
     if static_image is not None:
         return True, static_image.copy()
     ok, frame = cap.read()
@@ -164,11 +162,11 @@ def run_comparison(
     *,
     config_tracker: dict,
     max_frames: int,
-    reset_every: Optional[int],
+    reset_every: int | None,
     show: bool,
 ) -> dict[str, ModeSeries]:
     path = Path(str(source)) if isinstance(source, str) else None
-    static_image: Optional[np.ndarray] = None
+    static_image: np.ndarray | None = None
     if isinstance(source, str) and path is not None and path.is_file():
         img = cv2.imread(str(path), cv2.IMREAD_GRAYSCALE)
         if img is not None:

tests/conftest.py

@@ -114,7 +114,9 @@ def test_config_name() -> str:
         try:
             if _is_usable_config(name):
                 return name
-        except Exception:
+        except Exception:  # noqa: S112 - a failing config is simply not a candidate
+            # Probe: a config that cannot be loaded or lacks the key is simply not
+            # a candidate. Any such failure is reported if no config survives.
             continue
 
     raise RuntimeError(

tests/dd06.py

@@ -20,6 +20,7 @@ os.environ["OPENCV_VIDEOIO_MSMF_ENABLE_HW_TRANSFORMS"] = "0"
 
 import cv2
 import numpy as np
+
 import orisys
 
 _REPO_ROOT = Path(__file__).resolve().parents[1]

tests/test_calibration.py

@@ -10,8 +10,8 @@ import pytest
 
 from orisys import Sensor
 from orisys.calibration import (
-    CalSample,
     CalibrationError,
+    CalSample,
     build,
     check,
     filter_mismatches,

tests/test_capture.py

@@ -22,9 +22,8 @@ from orisys.capture import (
     open_capture,
     pick_default_camera,
 )
-from orisys.capture.source import _apply_stream_props, _warmup_capture
 from orisys.capture.discovery import DEFAULT_LAPTOP_WEBCAM_PATTERNS
-
+from orisys.capture.source import _apply_stream_props, _warmup_capture
 
 MJPG = cv2.VideoWriter_fourcc(*"MJPG")
 YUY2 = cv2.VideoWriter_fourcc(*"YUY2")

tests/test_contact_arrow_scale.py

@@ -6,8 +6,8 @@ if str(_EXAMPLES) not in sys.path:
     sys.path.insert(0, str(_EXAMPLES))
 
 from viz.contact_arrow import (
-    ContactArrowStyle,
     DEFAULT_CONTACT_ARROW_STYLE,
+    ContactArrowStyle,
     force_visual_strength,
     length_from_force,
     thickness_scale_from_force,

tests/test_draw_arrows.py

@@ -4,7 +4,6 @@ from __future__ import annotations
 
 import cv2
 import numpy as np
-import pytest
 
 from orisys.util import _prepare_draw_mask, draw_arrows
 

tests/test_export.py

@@ -11,7 +11,6 @@ import pytest
 
 from orisys import FrameSnapshot, StreamRecorder, mosaic_videos
 
-
 _DEFAULT = object()
 
 
@@ -156,7 +155,6 @@ def test_valid_mask_callable_resolved_per_frame(tmp_path):
 
     def mask():
         calls.append(1)
-        return None
 
     path = str(tmp_path / "s0.mp4")
     rec = StreamRecorder(path, grid_spacing=8, overlay_values=False, valid_mask=mask)

tests/test_filter_presets.py

@@ -16,9 +16,9 @@ from pathlib import Path
 import pytest
 
 from orisys import Sensor
+from orisys import configs as orisys_configs
 from orisys.calibration import filters_fingerprint
 from orisys.sensor import FILTER_PRESETS, available_filter_presets
-from orisys import configs as orisys_configs
 
 REPO_ROOT = Path(__file__).resolve().parents[1]
 EXAMPLES = REPO_ROOT / "examples" / "filters"

tests/test_finger_runtime.py

@@ -4,7 +4,11 @@ import numpy as np
 import pytest
 
 import orisys
-from orisys.finger import TactileProcessor, load_finger_export_bundle, resolve_export_paths
+from orisys.finger import (
+    TactileProcessor,
+    load_finger_export_bundle,
+    resolve_export_paths,
+)
 from orisys.finger.exports import DEFAULT_FINGER_MAP_CACHE
 from orisys.finger.runtime import resolve_finger_geometry
 

tests/test_masked_poisson_capfft.py

@@ -6,7 +6,6 @@ import pytest
 from orisys.backend_availability import CUPY_AVAILABLE
 from orisys.hhd import PoissonSolver, nHHD
 
-
 REPO_ROOT = Path(__file__).resolve().parents[1]
 
 

tests/test_pyproject.py

@@ -12,7 +12,11 @@ def packaging_utils():
     build_dir = REPO_ROOT / "build"
     if str(build_dir) not in sys.path:
         sys.path.insert(0, str(build_dir))
-    from common.pyproject_utils import extras_require, install_requires, project_metadata
+    from common.pyproject_utils import (
+        extras_require,
+        install_requires,
+        project_metadata,
+    )
 
     return install_requires, extras_require, project_metadata
 

tests/test_qt_viewer_backend.py

@@ -15,6 +15,11 @@ _EXAMPLES_DIR = _REPO_ROOT / "examples"
 if str(_EXAMPLES_DIR) not in sys.path:
     sys.path.insert(0, str(_EXAMPLES_DIR))
 
+from gui.sensors import (  # noqa: E402
+    FrameSnapshot,
+    _snapshot_from_sensor,
+    calibrate_normal_force,
+)
 from gui.viewer2d.backend import (  # noqa: E402
     QtViewerBackend,
     image_shape_meta,
@@ -22,12 +27,10 @@ from gui.viewer2d.backend import (  # noqa: E402
     scale_bgr_to_fit,
     select_display_image,
 )
-from gui.sensors import (  # noqa: E402
-    FrameSnapshot,
-    _snapshot_from_sensor,
-    calibrate_normal_force,
+
+from orisys.signal_processing import (
+    calibrate_normal_force as sdk_calibrate_normal_force,
 )
-from orisys.signal_processing import calibrate_normal_force as sdk_calibrate_normal_force
 
 
 class FakeForceAdapter:

tests/test_release_version.py

@@ -9,8 +9,6 @@ import sys
 import urllib.error
 from pathlib import Path
 
-import pytest
-
 REPO_ROOT = Path(__file__).resolve().parents[1]
 BUILD_ROOT = REPO_ROOT / "build"
 if str(BUILD_ROOT) not in sys.path:

tests/test_stitch.py

@@ -5,7 +5,7 @@ from __future__ import annotations
 import numpy as np
 import pytest
 
-from orisys.Stitcher import Stitcher
+from orisys.frame_processors import CompoundEyeFrameProcessor
 from orisys.stitch import (
     StitchStatus,
     get_blend_backend,
@@ -16,7 +16,7 @@ from orisys.stitch import (
 from orisys.stitch.backends.numpy_backend import blend_kernel_numpy
 from orisys.stitch.config import numba_blend_available, validate_box_grid
 from orisys.stitch.ops import compute_final_crop_rect, coverage_ratio
-from orisys.frame_processors import CompoundEyeFrameProcessor
+from orisys.Stitcher import Stitcher
 
 
 def _solid_tile(val: int, h=32, w=32):

tests/test_uv_mesh_viewer.py

@@ -1,5 +1,4 @@
 import numpy as np
-import pytest
 
 from orisys.finger.mesh import (
     build_uv_surface_mesh,

tests/test_uv_remap.py

@@ -3,8 +3,13 @@ from pathlib import Path
 import numpy as np
 import pytest
 
-from orisys.unroll import UVDomain, UVRemap, UVSurfaceMap, flatten_frame, remap_valid_ratio
-
+from orisys.unroll import (
+    UVDomain,
+    UVRemap,
+    UVSurfaceMap,
+    flatten_frame,
+    remap_valid_ratio,
+)
 
 REPO_ROOT = Path(__file__).resolve().parents[1]
 UV_MAP_PATH = REPO_ROOT / "unroll_map_uv.npz"

tests/test_uv_unroll_processor.py

@@ -7,7 +7,6 @@ import pytest
 from orisys.frame_processors import FrameUnwarper
 from orisys.unroll import UVDomain
 
-
 REPO_ROOT = Path(__file__).resolve().parents[1]
 UV_MAP_PATH = REPO_ROOT / "unroll_map_uv.npz"
 

tests/test_wheel_setup_metadata.py

@@ -12,14 +12,16 @@ import subprocess
 import sys
 from pathlib import Path
 
-import pytest
-
 REPO_ROOT = Path(__file__).resolve().parents[1]
 BUILD_ROOT = REPO_ROOT / "build"
 if str(BUILD_ROOT) not in sys.path:
     sys.path.insert(0, str(BUILD_ROOT))
 
-from wheel.package import metadata_kwargs, read_long_description, write_wheel_setup  # noqa: E402
+from wheel.package import (  # noqa: E402
+    metadata_kwargs,
+    read_long_description,
+    write_wheel_setup,
+)
 
 PROJECT = {
     "name": "orisys",