py23 Another cff encoding fix
diff --git a/Lib/fontTools/cffLib.py b/Lib/fontTools/cffLib.py
index 049ff97..7316740 100644
--- a/Lib/fontTools/cffLib.py
+++ b/Lib/fontTools/cffLib.py
@@ -226,7 +226,7 @@
 			if hasattr(item, "toFile"):
 				item.toFile(file)
 			else:
-				file.write(tobytes(item))
+				file.write(tobytes(item, encoding="latin1"))
 
 
 class IndexedStringsCompiler(IndexCompiler):