#8913: add examples and docs for date/time/datetime.__format__.  Patch by Heikki Partanen.
diff --git a/Misc/ACKS b/Misc/ACKS
index 2d29e99..03310ed 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -907,6 +907,7 @@
 Alexandre Parenteau
 Dan Parisien
 William Park
+Heikki Partanen
 Harri Pasanen
 Gaël Pasgrimaud
 Randy Pausch