From cd45a36959f3a8a74731c7dc25fee95108198e7d Mon Sep 17 00:00:00 2001
From: Barry Warsaw <barry@python.org>
Date: Mon, 19 Nov 2001 16:28:07 +0000
Subject: [PATCH] formatdate(): The calculation of the minutes part of the zone
 was incorrect for "uneven" timezones.  This algorithm should work for even
 timezones (e.g. America/New_York) and uneven timezones (e.g.
 Australia/Adelaide and America/St_Johns).

Closes SF bug #483231.
---
 Lib/email/Utils.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Lib/email/Utils.py b/Lib/email/Utils.py
index 58fd8da6bb5..8d46096fdfa 100644
--- a/Lib/email/Utils.py
+++ b/Lib/email/Utils.py
@@ -130,7 +130,8 @@ def formatdate(timeval=None, localtime=0):
             offset = time.altzone
         else:
             offset = time.timezone
-        zone = '%+03d%02d' % (offset / -3600, offset % 60)
+        hours, minutes = divmod(offset, -3600)
+        zone = '%+03d%02d' % (hours, minutes / -60)
     else:
         now = time.gmtime(timeval)
         # Timezone offset is always -0000