Ticket #16924: patch.diff

django/utils/dateformat.py

@@ -14 +14 @@
 import re
 import time
 import calendar
+import math
 from django.utils.dates import MONTHS, MONTHS_3, MONTHS_ALT, MONTHS_AP, WEEKDAYS, WEEKDAYS_ABBR
 from django.utils.tzinfo import LocalTimezone
 from django.utils.translation import ugettext as _
@@ -182 +183 @@
         return MONTHS_AP[self.data.month]
 
     def O(self):
-        "Difference to Greenwich time in hours; e.g. '+0200'"
+        "Difference to Greenwich time in hours; e.g. '+0200', '-0330'"
         seconds = self.Z()
-        return u"%+03d%02d" % (seconds // 3600, (seconds // 60) % 60)
+        hour = math.copysign(abs(seconds) // 3600, seconds)
+        minute = (abs(seconds) // 60) % 60
+        return u"%+03d%02d" % (hour, minute)
 
     def r(self):
         "RFC 2822 formatted date; e.g. 'Thu, 21 Dec 2000 16:01:07 +0200'"