Converted to py3k. There's probably some bugs still. So far, I managed to run dupeGuru SE under pyobjc and qt.

qt/se/preferences_dialog.py

@@ -48,7 +48,7 @@ class PreferencesDialog(QDialog, Ui_PreferencesDialog):
         setchecked(self.useRegexpBox, prefs.use_regexp)
         setchecked(self.removeEmptyFoldersBox, prefs.remove_empty_folders)
         setchecked(self.ignoreSmallFilesBox, prefs.ignore_small_files)
-        self.sizeThresholdEdit.setText(unicode(prefs.small_file_threshold))
+        self.sizeThresholdEdit.setText(str(prefs.small_file_threshold))
         self.copyMoveDestinationComboBox.setCurrentIndex(prefs.destination_type)
         self.customCommandEdit.setText(prefs.custom_command)
     
@@ -65,7 +65,7 @@ class PreferencesDialog(QDialog, Ui_PreferencesDialog):
         prefs.ignore_small_files = ischecked(self.ignoreSmallFilesBox)
         prefs.small_file_threshold = tryint(self.sizeThresholdEdit.text())
         prefs.destination_type = self.copyMoveDestinationComboBox.currentIndex()
-        prefs.custom_command = unicode(self.customCommandEdit.text())
+        prefs.custom_command = str(self.customCommandEdit.text())
     
     def resetToDefaults(self):
         self.load(preferences.Preferences())

qt/se/start.py

@@ -6,6 +6,8 @@
 # http://www.hardcoded.net/licenses/hs_license
 
 import sys
+import sip
+sip.setapi('QVariant', 1)
 
 from PyQt4.QtCore import QCoreApplication
 from PyQt4.QtGui import QApplication, QIcon, QPixmap