Remove a number of unused imports

cura/Arranging/Arrange.py

@@ -1,6 +1,6 @@
 # Copyright (c) 2020 Ultimaker B.V.
 # Cura is released under the terms of the LGPLv3 or higher.
-from typing import List, Optional
+from typing import Optional
 
 from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
 from UM.Logger import Logger

cura/Machines/Models/IntentCategoryModel.py

@@ -4,13 +4,12 @@
 import collections
 from PyQt5.QtCore import Qt, QTimer
 from typing import TYPE_CHECKING, Optional, Dict
-from cura.Machines.Models.IntentTranslations import intent_translations
 
 from cura.Machines.Models.IntentModel import IntentModel
 from cura.Settings.IntentManager import IntentManager
 from UM.Qt.ListModel import ListModel
 from UM.Settings.ContainerRegistry import ContainerRegistry #To update the list if anything changes.
-from PyQt5.QtCore import pyqtProperty, pyqtSignal
+from PyQt5.QtCore import pyqtSignal
 import cura.CuraApplication
 if TYPE_CHECKING:
     from UM.Settings.ContainerRegistry import ContainerInterface

cura/Machines/QualityGroup.py

@@ -3,8 +3,6 @@
 
 from typing import Dict, Optional, List, Set
 
-from PyQt5.QtCore import QObject, pyqtSlot
-
 from UM.Logger import Logger
 from UM.Util import parseBool
 

cura/Operations/SetParentOperation.py

@@ -5,7 +5,6 @@ from typing import Optional
 from UM.Scene.SceneNode import SceneNode
 from UM.Operations import Operation
 
-from UM.Math.Vector import Vector
 
 
 ##  An operation that parents a scene node to another scene node.

cura/Settings/CuraStackBuilder.py

@@ -9,7 +9,6 @@ from UM.Settings.Interfaces import DefinitionContainerInterface
 from UM.Settings.InstanceContainer import InstanceContainer
 
 from cura.Machines.ContainerTree import ContainerTree
-from cura.Machines.MachineNode import MachineNode
 from .GlobalStack import GlobalStack
 from .ExtruderStack import ExtruderStack
 

cura/Settings/IntentManager.py

@@ -2,7 +2,7 @@
 # Cura is released under the terms of the LGPLv3 or higher.
 
 from PyQt5.QtCore import QObject, pyqtProperty, pyqtSignal, pyqtSlot
-from typing import Any, Dict, List, Optional, Set, Tuple, TYPE_CHECKING
+from typing import Any, Dict, List, Set, Tuple, TYPE_CHECKING
 
 from UM.Logger import Logger
 from UM.Settings.InstanceContainer import InstanceContainer

cura/Settings/SimpleModeSettingsManager.py

@@ -1,8 +1,7 @@
 # Copyright (c) 2017 Ultimaker B.V.
 # Cura is released under the terms of the LGPLv3 or higher.
-from typing import Set
 
-from PyQt5.QtCore import QObject, pyqtSignal, pyqtProperty, pyqtSlot
+from PyQt5.QtCore import QObject, pyqtSignal, pyqtProperty
 
 from UM.Application import Application
 

cura/UI/ObjectsModel.py

@@ -2,7 +2,7 @@
 # Cura is released under the terms of the LGPLv3 or higher.
 from UM.Logger import Logger
 import re
-from typing import Any, Dict, List, Optional, Union
+from typing import Dict, List, Optional, Union
 
 from PyQt5.QtCore import QTimer, Qt