added ruff test

tools/scene_assets/soak_scene.py

@@ -115,10 +115,9 @@ def run(
     late_rate_limit_mb_per_min: float,
 ) -> tuple[dict, int]:
     """Produce frames through the real pipeline and watch what it costs over time."""
-    import numpy as np
-
     from concurrent.futures import ThreadPoolExecutor
 
+    import numpy as np
     from orisys_app_shared.scene3d import synthetic
     from orisys_app_shared.scene3d.composer import SceneComposer
     from orisys_app_shared.scene3d.contracts import (
@@ -141,10 +140,9 @@ def run(
     view = None
     widget = None
     if use_gui:
-        from PySide6.QtWidgets import QApplication
-
         from orisys_studio.scene3d.gl_backend import configure_surface_format
         from orisys_studio.scene3d.view import Scene3DView
+        from PySide6.QtWidgets import QApplication
 
         configure_surface_format(profile)  # type: ignore[arg-type]
         app = QApplication.instance() or QApplication(sys.argv)