Remove absolute plugin imports, some fixes

plugins/UM3NetworkPrinting/src/Models/BaseModel.py

@@ -3,6 +3,10 @@ from datetime import datetime, timezone
 from typing import TypeVar, Dict, List, Any, Type, Union
 
 
+# Type variable used in the parse methods below, which should be a subclass of BaseModel.
+T = TypeVar("T", bound="BaseModel")
+
+
 class BaseModel:
 
     def __init__(self, **kwargs) -> None:
@@ -29,9 +33,6 @@ class BaseModel:
     def toDict(self) -> Dict[str, Any]:
         return self.__dict__
 
-    # Type variable used in the parse methods below, which should be a subclass of BaseModel.
-    T = TypeVar("T", bound="BaseModel")
-
     ## Parses a single model.
     #  \param model_class: The model class.
     #  \param values: The value of the model, which is usually a dictionary, but may also be already parsed.

plugins/UM3NetworkPrinting/src/Models/ClusterMaterial.py

@@ -1,5 +1,5 @@
 ##  Class representing a material that was fetched from the cluster API.
-from plugins.UM3NetworkPrinting.src.Models.BaseModel import BaseModel
+from .BaseModel import BaseModel
 
 
 class ClusterMaterial(BaseModel):

plugins/UM3NetworkPrinting/src/Models/ConfigurationChangeModel.py

@@ -1,8 +1,8 @@
 # Copyright (c) 2018 Ultimaker B.V.
 # Cura is released under the terms of the LGPLv3 or higher.
-
 from PyQt5.QtCore import pyqtProperty, QObject
 
+
 BLOCKING_CHANGE_TYPES = [
     "material_insert", "buildplate_change"
 ]
@@ -11,8 +11,7 @@ BLOCKING_CHANGE_TYPES = [
 class ConfigurationChangeModel(QObject):
     def __init__(self, type_of_change: str, index: int, target_name: str, origin_name: str) -> None:
         super().__init__()
-        self._type_of_change = type_of_change
-                                    # enum = ["material", "print_core_change"]
+        self._type_of_change = type_of_change  # enum = ["material", "print_core_change"]
         self._can_override = self._type_of_change not in BLOCKING_CHANGE_TYPES
         self._index = index
         self._target_name = target_name

plugins/UM3NetworkPrinting/src/Models/LocalMaterial.py

@@ -1,5 +1,5 @@
 ##  Class representing a local material that was fetched from the container registry.
-from plugins.UM3NetworkPrinting.src.Models.BaseModel import BaseModel
+from .BaseModel import BaseModel
 
 
 class LocalMaterial(BaseModel):

plugins/UM3NetworkPrinting/src/Models/UM3PrintJobOutputModel.py

@@ -6,13 +6,14 @@ from PyQt5.QtCore import pyqtProperty, pyqtSignal
 
 from cura.PrinterOutput.Models.PrintJobOutputModel import PrintJobOutputModel
 from cura.PrinterOutput.PrinterOutputController import PrinterOutputController
-from plugins.UM3NetworkPrinting.src.Models.ConfigurationChangeModel import ConfigurationChangeModel
+
+from .ConfigurationChangeModel import ConfigurationChangeModel
 
 
 class UM3PrintJobOutputModel(PrintJobOutputModel):
     configurationChangesChanged = pyqtSignal()
 
-    def __init__(self, output_controller: "PrinterOutputController", key: str = "", name: str = "", parent=None) -> None:
+    def __init__(self, output_controller: PrinterOutputController, key: str = "", name: str = "", parent=None) -> None:
         super().__init__(output_controller, key, name, parent)
         self._configuration_changes = []    # type: List[ConfigurationChangeModel]