--- a/mercurial/cmdutil.py Sat May 20 20:15:05 2017 -0400 +++ b/mercurial/cmdutil.py Mon May 22 13:35:22 2017 -0400 @@ -1169,7 +1169,7 @@ ''' total = len(revs) - revwidth = max([len(str(rev)) for rev in revs]) + revwidth = max(len(str(rev)) for rev in revs) filemode = {} def single(rev, seqno, fp):