> Is this a bug? Why don't you read the responses posted earlier? John Machin replied (in <1178232636.415630.106320 at l77g2000hsb.googlegroups.com>) that you are mistaken: There is NO difference between the outcome of os.path.getmtime between Py2.5 and Py2.4. It always did return UTC, and always will. Regards, Martin