diff --git a/Lib/difflib.py b/Lib/difflib.py index 4af88a9d7805f0ef25b4b39944427be4ac3ac74e..f161baafe4df4d8492df5dc873edd77836845552 100644 --- a/Lib/difflib.py +++ b/Lib/difflib.py @@ -1410,7 +1410,7 @@ def _mdiff(fromlines, tolines, context=None, linejunk=None, change_re.sub(record_sub_info,markers) # process each tuple inserting our special marks that won't be # noticed by an xml/html escaper. - for key,(begin,end) in sub_info[::-1]: + for key,(begin,end) in reversed(sub_info): text = text[0:begin]+'\0'+key+text[begin:end]+'\1'+text[end:] text = text[2:] # Handle case of add/delete entire line