From: Georg Brandl <georg@python.org>
Date: Thu, 23 Aug 2007 20:35:00 +0000 (+0000)
Subject: Bug #1697820: document that the old slice protocol is still used by builtin types.
X-Git-Tag: v2.6a1~1456
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8d9e84554ebfa4e864e75981bae20fed41094bc9;p=python

Bug #1697820: document that the old slice protocol is still used by builtin types.
---

diff --git a/Doc/reference/datamodel.rst b/Doc/reference/datamodel.rst
index 3e55372438..030d1d9272 100644
--- a/Doc/reference/datamodel.rst
+++ b/Doc/reference/datamodel.rst
@@ -1819,6 +1819,9 @@ objects.  Immutable sequences methods should at most only define
 
    .. deprecated:: 2.0
       Support slice objects as parameters to the :meth:`__getitem__` method.
+      (However, built-in types in CPython currently still implement
+      :meth:`__getslice__`.  Therefore, you have to override it in derived
+      classes when implementing slicing.)
 
    Called to implement evaluation of ``self[i:j]``. The returned object should be
    of the same type as *self*.  Note that missing *i* or *j* in the slice