General: Use class constants of QMessageBox

openpype/hosts/maya/plugins/publish/validate_assembly_transforms.py

@@ -93,12 +93,12 @@ def repair(cls, instance):
         from openpype.hosts.maya.api import lib
 
         # Store namespace in variable, cosmetics thingy
-        messagebox = QtWidgets.QMessageBox
-        mode = messagebox.StandardButton.Ok | messagebox.StandardButton.Cancel
-        choice = messagebox.warning(None,
-                                    "Matrix reset",
-                                    cls.prompt_message,
-                                    mode)
+        choice = QtWidgets.QMessageBox.warning(
+            None,
+            "Matrix reset",
+            cls.prompt_message,
+            QtWidgets.QMessageBox.Ok | QtWidgets.QMessageBox.Cancel
+        )
 
         invalid = cls.get_invalid(instance)
         if not invalid:

openpype/tools/project_manager/project_manager/window.py

@@ -248,12 +248,13 @@ def _on_create_folders(self):
         if not project_name:
             return
 
-        qm = QtWidgets.QMessageBox
-        ans = qm.question(self,
-                          "OpenPype Project Manager",
-                          "Confirm to create starting project folders?",
-                          qm.Yes | qm.No)
-        if ans == qm.Yes:
+        result = QtWidgets.QMessageBox.question(
+            self,
+            "OpenPype Project Manager",
+            "Confirm to create starting project folders?",
+            QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.No
+        )
+        if result == QtWidgets.QMessageBox.Yes:
             try:
                 # Invoking OpenPype API to create the project folders
                 create_project_folders(project_name)

openpype/tools/workfiles/files_widget.py

@@ -525,22 +525,25 @@ def open_file(self, filepath):
 
     def save_changes_prompt(self):
         self._messagebox = messagebox = QtWidgets.QMessageBox(parent=self)
-        messagebox.setWindowFlags(messagebox.windowFlags() |
-                                  QtCore.Qt.FramelessWindowHint)
-        messagebox.setIcon(messagebox.Warning)
+        messagebox.setWindowFlags(
+            messagebox.windowFlags() | QtCore.Qt.FramelessWindowHint
+        )
+        messagebox.setIcon(QtWidgets.QMessageBox.Warning)
         messagebox.setWindowTitle("Unsaved Changes!")
         messagebox.setText(
             "There are unsaved changes to the current file."
             "\nDo you want to save the changes?"
         )
         messagebox.setStandardButtons(
-            messagebox.Yes | messagebox.No | messagebox.Cancel
+            QtWidgets.QMessageBox.Yes
+            | QtWidgets.QMessageBox.No
+            | QtWidgets.QMessageBox.Cancel
         )
 
         result = messagebox.exec_()
-        if result == messagebox.Yes:
+        if result == QtWidgets.QMessageBox.Yes:
             return True
-        if result == messagebox.No:
+        if result == QtWidgets.QMessageBox.No:
             return False
         return None