Fixed #32366 -- Updated datetime module usage to recommended approach.

- Replaced datetime.utcnow() with datetime.now().
- Replaced datetime.utcfromtimestamp() with datetime.fromtimestamp().
- Replaced datetime.utctimetuple() with datetime.timetuple().
- Replaced calendar.timegm() and datetime.utctimetuple() with datetime.timestamp().

1 files changed, 3 insertions, 3 deletions

diff --git a/django/http/response.py b/django/http/response.py
index f1f0a1ed43..99f0020335 100644
--- a/django/http/response.py
+++ b/django/http/response.py
@@ -203,9 +203,9 @@ class HttpResponseBase:
         self.cookies[key] = value
         if expires is not None:
             if isinstance(expires, datetime.datetime):
-                if timezone.is_aware(expires):
-                    expires = timezone.make_naive(expires, timezone.utc)
-                delta = expires - expires.utcnow()
+                if timezone.is_naive(expires):
+                    expires = timezone.make_aware(expires, timezone.utc)
+                delta = expires - datetime.datetime.now(tz=timezone.utc)
                 # Add one second so the date matches exactly (a fraction of
                 # time gets lost between converting to a timedelta and
                 # then the date string).