--- a/eric6/QScintilla/EditorAssembly.py	Wed Sep 25 18:25:43 2019 +0200
+++ b/eric6/QScintilla/EditorAssembly.py	Wed Sep 25 18:37:35 2019 +0200
@@ -138,8 +138,9 @@
                         itm = items[key]
                         self.__membersCombo.addItem(itm[0], key, itm[1])
                         memberIndex += 1
-                        self.__membersBoundaries[(itm[1], itm[2])] = \
+                        self.__membersBoundaries[(itm[1], itm[2])] = (
                             memberIndex
+                        )
                 else:
                     return