py23 from __future__ import division and adjust divisions
diff --git a/Lib/fontTools/cffLib.py b/Lib/fontTools/cffLib.py
index a2a6b15..f976e16 100644
--- a/Lib/fontTools/cffLib.py
+++ b/Lib/fontTools/cffLib.py
@@ -4,7 +4,7 @@
# $Id: cffLib.py,v 1.34 2008-03-07 19:56:17 jvr Exp $
#
-from __future__ import print_function
+from __future__ import print_function, division
from fontTools.misc.py23 import *
from fontTools.misc import sstruct
from fontTools.misc import psCharStrings
@@ -580,7 +580,7 @@
xmlWriter.newline()
if not i % step and progress is not None:
progress.setLabel("Dumping 'CFF ' table... (%s)" % name)
- progress.increment(step / float(numGlyphs))
+ progress.increment(step / numGlyphs)
i = i + 1
def fromXML(self, name, attrs, content):