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
 

plugins/FirmwareUpdateChecker/FirmwareUpdateCheckerJob.py

@@ -9,7 +9,7 @@ from UM.Version import Version
 
 import urllib.request
 from urllib.error import URLError
-from typing import Dict, Optional
+from typing import Dict
 import ssl
 
 import certifi

plugins/PostProcessingPlugin/scripts/Stretch.py

@@ -10,10 +10,10 @@ WARNING This script has never been tested with several extruders
 from ..Script import Script
 import numpy as np
 from UM.Logger import Logger
-from UM.Application import Application
 import re
 from cura.Settings.ExtruderManager import ExtruderManager
 
+
 def _getValue(line, key, default=None):
     """
     Convenience function that finds the value in a line of g-code.
@@ -30,6 +30,7 @@ def _getValue(line, key, default=None):
         return default
     return float(number.group(0))
 
+
 class GCodeStep():
     """
     Class to store the current value of each G_Code parameter
@@ -85,7 +86,7 @@ class GCodeStep():
 
 
 # Execution part of the stretch plugin
-class Stretcher():
+class Stretcher:
     """
     Execution part of the stretch algorithm
     """
@@ -207,7 +208,6 @@ class Stretcher():
             return False
         return True # New sequence
 
-
     def processLayer(self, layer_steps):
         """
         Computes the new coordinates of g-code steps
@@ -291,7 +291,6 @@ class Stretcher():
             else:
                 self.layergcode = self.layergcode + layer_steps[i].comment + "\n"
 
-
     def workOnSequence(self, orig_seq, modif_seq):
         """
         Computes new coordinates for a sequence