Mercurial Repositories > eric / file diff

--- a/UI/CompareDialog.py	Wed Mar 22 18:45:15 2017 +0100
+++ b/UI/CompareDialog.py	Wed Mar 22 18:50:20 2017 +0100
@@ -90,7 +90,7 @@
     Class implementing a dialog to compare two files and show the result side
     by side.
     """
-    def __init__(self, files=[], parent=None):
+    def __init__(self, files=None, parent=None):
         """
         Constructor
         
@@ -101,6 +101,9 @@
         super(CompareDialog, self).__init__(parent)
         self.setupUi(self)
         
+        if files is None:
+            files = []
+        
         self.file1Picker.setMode(E5PathPickerModes.OpenFileMode)
         self.file2Picker.setMode(E5PathPickerModes.OpenFileMode)
         
@@ -451,7 +454,7 @@
     """
     Main window class for the standalone dialog.
     """
-    def __init__(self, files=[], parent=None):
+    def __init__(self, files=None, parent=None):
         """
         Constructor