2to3 --fix=xrange
diff --git a/Lib/fontTools/ttLib/tables/otBase.py b/Lib/fontTools/ttLib/tables/otBase.py
index 3d80ad8..fcbc5e1 100644
--- a/Lib/fontTools/ttLib/tables/otBase.py
+++ b/Lib/fontTools/ttLib/tables/otBase.py
@@ -305,7 +305,7 @@
if internedTables is None:
internedTables = {}
items = self.items
- iRange = range(len(items))
+ iRange = list(range(len(items)))
if hasattr(self, "Extension"):
newTree = 1
@@ -342,7 +342,7 @@
done[self] = 1
numItems = len(self.items)
- iRange = range(numItems)
+ iRange = list(range(numItems))
iRange.reverse()
if hasattr(self, "Extension"):