diff --git a/warcprox/warcwriter.py b/warcprox/warcwriter.py index f751c69..6af6733 100644 --- a/warcprox/warcwriter.py +++ b/warcprox/warcwriter.py @@ -160,7 +160,7 @@ class WarcWriter: def timestamp17(self): now = datetime.utcnow() - return '{}{}'.format(now.strftime('%Y%m%d%H%M%S'), now.microsecond//1000) + return '{:%Y%m%d%H%M%S}{:03d}'.format(now, now.microsecond//1000) def close_writer(self): if self._fpath: