Correct and consistent spelling of g-code

This spelling is in Ultimaker's style guide.
We use g-code, and capitalise the G if it's at the start of a sentence or header.
Pretty good score, considering there are literally thousands of user- or log-visible strings mentioning g-code across Cura.

plugins/GCodeGzReader/GCodeGzReader.py

@@ -1,4 +1,4 @@
-# Copyright (c) 2018 Ultimaker B.V.
+# Copyright (c) 2020 Ultimaker B.V.
 # Cura is released under the terms of the LGPLv3 or higher.
 
 import gzip
@@ -19,7 +19,7 @@ class GCodeGzReader(MeshReader):
         MimeTypeDatabase.addMimeType(
             MimeType(
                 name = "application/x-cura-compressed-gcode-file",
-                comment = "Cura Compressed GCode File",
+                comment = "Cura Compressed G-code File",
                 suffixes = ["gcode.gz"]
             )
         )

plugins/GCodeReader/FlavorParser.py

@@ -312,7 +312,7 @@ class FlavorParser:
     # F5, that gcode SceneNode will be removed because it doesn't have a file to be reloaded from.
     #
     def processGCodeStream(self, stream: str, filename: str) -> Optional["CuraSceneNode"]:
-        Logger.log("d", "Preparing to load GCode")
+        Logger.log("d", "Preparing to load g-code")
         self._cancelled = False
         # We obtain the filament diameter from the selected extruder to calculate line widths
         global_stack = CuraApplication.getInstance().getGlobalContainerStack()
@@ -352,7 +352,7 @@ class FlavorParser:
         self._message.setProgress(0)
         self._message.show()
 
-        Logger.log("d", "Parsing Gcode...")
+        Logger.log("d", "Parsing g-code...")
 
         current_position = Position(0, 0, 0, 0, [0])
         current_path = [] #type: List[List[float]]
@@ -363,7 +363,7 @@ class FlavorParser:
 
         for line in stream.split("\n"):
             if self._cancelled:
-                Logger.log("d", "Parsing Gcode file cancelled")
+                Logger.log("d", "Parsing g-code file cancelled.")
                 return None
             current_line += 1
 
@@ -482,7 +482,7 @@ class FlavorParser:
         gcode_dict = {active_build_plate_id: gcode_list}
         CuraApplication.getInstance().getController().getScene().gcode_dict = gcode_dict #type: ignore #Because gcode_dict is generated dynamically.
 
-        Logger.log("d", "Finished parsing Gcode")
+        Logger.log("d", "Finished parsing g-code.")
         self._message.hide()
 
         if self._layer_number == 0:
@@ -493,7 +493,7 @@ class FlavorParser:
             machine_depth = global_stack.getProperty("machine_depth", "value")
             scene_node.setPosition(Vector(-machine_width / 2, 0, machine_depth / 2))
 
-        Logger.log("d", "GCode loading finished")
+        Logger.log("d", "G-code loading finished.")
 
         if CuraApplication.getInstance().getPreferences().getValue("gcodereader/show_caution"):
             caution_message = Message(catalog.i18nc(

plugins/GCodeReader/GCodeReader.py

@@ -1,5 +1,5 @@
 # Copyright (c) 2017 Aleph Objects, Inc.
-# Copyright (c) 2018 Ultimaker B.V.
+# Copyright (c) 2020 Ultimaker B.V.
 # Cura is released under the terms of the LGPLv3 or higher.
 
 from typing import Optional, Union, List, TYPE_CHECKING
@@ -32,7 +32,7 @@ class GCodeReader(MeshReader):
         MimeTypeDatabase.addMimeType(
             MimeType(
                 name = "application/x-cura-gcode-file",
-                comment = "Cura GCode File",
+                comment = "Cura G-code File",
                 suffixes = ["gcode"]
             )
         )

plugins/PostProcessingPlugin/scripts/InsertAtLayerChange.py

@@ -1,3 +1,5 @@
+# Copyright (c) 2020 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
 # Created by Wayne Porter
 
 from ..Script import Script
@@ -24,8 +26,8 @@ class InsertAtLayerChange(Script):
                 },
                 "gcode_to_add":
                 {
-                    "label": "GCODE to insert.",
+                    "label": "G-code to insert.",
-                    "description": "GCODE to add before or after layer change.",
+                    "description": "G-code to add before or after layer change.",
                     "type": "str",
                     "default_value": ""
                 }

plugins/PostProcessingPlugin/scripts/PauseAtHeight.py

@@ -188,14 +188,14 @@ class PauseAtHeight(Script):
                 "custom_gcode_before_pause":
                 {
                     "label": "G-code Before Pause",
-                    "description": "Any custom GCODE to run before the pause, for example, M300 S440 P200 to beep.",
+                    "description": "Any custom g-code to run before the pause, for example, M300 S440 P200 to beep.",
                     "type": "str",
                     "default_value": ""
                 },
                 "custom_gcode_after_pause":
                 {
                     "label": "G-code After Pause",
-                    "description": "Any custom GCODE to run after the pause, for example, M300 S440 P200 to beep.",
+                    "description": "Any custom g-code to run after the pause, for example, M300 S440 P200 to beep.",
                     "type": "str",
                     "default_value": ""
                 }

plugins/PostProcessingPlugin/scripts/TimeLapse.py

@@ -1,3 +1,5 @@
+# Copyright (c) 2020 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
 # Created by Wayne Porter
 
 from ..Script import Script
@@ -18,7 +20,7 @@ class TimeLapse(Script):
                 "trigger_command":
                 {
                     "label": "Trigger camera command",
-                    "description": "Gcode command used to trigger camera.",
+                    "description": "G-code command used to trigger camera.",
                     "type": "str",
                     "default_value": "M240"
                 },

scripts/check_gcode_buffer.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2018 Ultimaker B.V.
+# Copyright (c) 2020 Ultimaker B.V.
 # Cura is released under the terms of the LGPLv3 or higher.
 
 import copy
@@ -522,7 +522,7 @@ class CommandBuffer:
 
 if __name__ == "__main__":
     if len(sys.argv) < 2 or 3 < len(sys.argv):
-        print("Usage: <input gcode> [output gcode]")
+        print("Usage: <input g-code> [output g-code]")
         sys.exit(1)
     in_filename = sys.argv[1]
     out_filename = None

tests/TestPrintInformation.py

@@ -1,3 +1,6 @@
+# Copyright (c) 2020 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
 import functools
 
 from UM.Qt.Duration import Duration
@@ -55,7 +58,7 @@ def setup_module():
      MimeTypeDatabase.addMimeType(
          MimeType(
              name = "application/x-cura-gcode-file",
-             comment = "Cura GCode File",
+             comment = "Cura G-code File",
              suffixes = ["gcode"]
          )
      )