/usr/lib/python3/ is in cura 3.1.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/
/usr/lib/python3/dist-packages/cura/
/usr/lib/python3/dist-packages/cura/Arrange.py
/usr/lib/python3/dist-packages/cura/ArrangeObjectsJob.py
/usr/lib/python3/dist-packages/cura/BlockSlicingDecorator.py
/usr/lib/python3/dist-packages/cura/BuildVolume.py
/usr/lib/python3/dist-packages/cura/CameraAnimation.py
/usr/lib/python3/dist-packages/cura/CameraImageProvider.py
/usr/lib/python3/dist-packages/cura/ConvexHullDecorator.py
/usr/lib/python3/dist-packages/cura/ConvexHullNode.py
/usr/lib/python3/dist-packages/cura/CrashHandler.py
/usr/lib/python3/dist-packages/cura/CuraActions.py
/usr/lib/python3/dist-packages/cura/CuraApplication.py
/usr/lib/python3/dist-packages/cura/CuraSplashScreen.py
/usr/lib/python3/dist-packages/cura/CuraVersion.py
/usr/lib/python3/dist-packages/cura/GCodeListDecorator.py
/usr/lib/python3/dist-packages/cura/Layer.py
/usr/lib/python3/dist-packages/cura/LayerData.py
/usr/lib/python3/dist-packages/cura/LayerDataBuilder.py
/usr/lib/python3/dist-packages/cura/LayerDataDecorator.py
/usr/lib/python3/dist-packages/cura/LayerPolygon.py
/usr/lib/python3/dist-packages/cura/MachineAction.py
/usr/lib/python3/dist-packages/cura/MachineActionManager.py
/usr/lib/python3/dist-packages/cura/MultiplyObjectsJob.py
/usr/lib/python3/dist-packages/cura/OneAtATimeIterator.py
/usr/lib/python3/dist-packages/cura/PlatformPhysics.py
/usr/lib/python3/dist-packages/cura/PlatformPhysicsOperation.py
/usr/lib/python3/dist-packages/cura/PreviewPass.py
/usr/lib/python3/dist-packages/cura/PrintInformation.py
/usr/lib/python3/dist-packages/cura/PrinterOutputDevice.py
/usr/lib/python3/dist-packages/cura/ProfileReader.py
/usr/lib/python3/dist-packages/cura/ProfileWriter.py
/usr/lib/python3/dist-packages/cura/QualityManager.py
/usr/lib/python3/dist-packages/cura/SetParentOperation.py
/usr/lib/python3/dist-packages/cura/Settings/
/usr/lib/python3/dist-packages/cura/Settings/ContainerManager.py
/usr/lib/python3/dist-packages/cura/Settings/ContainerSettingsModel.py
/usr/lib/python3/dist-packages/cura/Settings/CuraContainerRegistry.py
/usr/lib/python3/dist-packages/cura/Settings/CuraContainerStack.py
/usr/lib/python3/dist-packages/cura/Settings/CuraStackBuilder.py
/usr/lib/python3/dist-packages/cura/Settings/Exceptions.py
/usr/lib/python3/dist-packages/cura/Settings/ExtruderManager.py
/usr/lib/python3/dist-packages/cura/Settings/ExtruderStack.py
/usr/lib/python3/dist-packages/cura/Settings/ExtrudersModel.py
/usr/lib/python3/dist-packages/cura/Settings/GlobalStack.py
/usr/lib/python3/dist-packages/cura/Settings/MachineManager.py
/usr/lib/python3/dist-packages/cura/Settings/MachineNameValidator.py
/usr/lib/python3/dist-packages/cura/Settings/MaterialManager.py
/usr/lib/python3/dist-packages/cura/Settings/MaterialSettingsVisibilityHandler.py
/usr/lib/python3/dist-packages/cura/Settings/MaterialsModel.py
/usr/lib/python3/dist-packages/cura/Settings/PerObjectContainerStack.py
/usr/lib/python3/dist-packages/cura/Settings/ProfilesModel.py
/usr/lib/python3/dist-packages/cura/Settings/QualityAndUserProfilesModel.py
/usr/lib/python3/dist-packages/cura/Settings/QualitySettingsModel.py
/usr/lib/python3/dist-packages/cura/Settings/SetObjectExtruderOperation.py
/usr/lib/python3/dist-packages/cura/Settings/SettingInheritanceManager.py
/usr/lib/python3/dist-packages/cura/Settings/SettingOverrideDecorator.py
/usr/lib/python3/dist-packages/cura/Settings/SimpleModeSettingsManager.py
/usr/lib/python3/dist-packages/cura/Settings/UserChangesModel.py
/usr/lib/python3/dist-packages/cura/Settings/UserProfilesModel.py
/usr/lib/python3/dist-packages/cura/Settings/__init__.py
/usr/lib/python3/dist-packages/cura/ShapeArray.py
/usr/lib/python3/dist-packages/cura/SliceableObjectDecorator.py
/usr/lib/python3/dist-packages/cura/ZOffsetDecorator.py
/usr/lib/python3/dist-packages/cura/__init__.py