import datetime d1 = datetime.datetime(2018,2,26,10,2) d2 = datetime.datetime(2018,2,26,10,4) ss = "{:%m} {:%m}".format(d1,d2) print(ss) Expected: 02 04 Actual: 02 02 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mail.python.org/pipermail/docs/attachments/20180302/41dfff63/attachment.html>