From 5d22453ed384df16ab0d7d61a4924324e95135a1 Mon Sep 17 00:00:00 2001
From: Jakub Rembisz <jprembis@gmail.com>
Date: Tue, 27 Oct 2020 15:02:25 -0400
Subject: [PATCH] Replace obsolete alias tostring() with tobytes()

The tostring() method was renamed to tobytes() in Python 3.2 and
has since been deprecated and removed in Python 3.9.
---
 src/calibre/utils/fonts/sfnt/loca.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/calibre/utils/fonts/sfnt/loca.py b/src/calibre/utils/fonts/sfnt/loca.py
index dee0462015..7cc16444bb 100644
--- a/src/calibre/utils/fonts/sfnt/loca.py
+++ b/src/calibre/utils/fonts/sfnt/loca.py
@@ -79,7 +79,7 @@ class LocaTable(UnknownTable):
 
         if sys.byteorder != "big":
             vals.byteswap()
-        self.raw = vals.tostring()
+        self.raw = vals.tobytes()
     subset = update
 
     def dump_glyphs(self, sfnt):