From: Andrew M. Kuchling <amk@amk.ca>
Date: Fri, 30 Apr 2010 13:47:34 +0000 (+0000)
Subject: Add item
X-Git-Tag: v2.7b2~132
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c4ae73e5f705eb7abe267e9424d25a232d89f7c1;p=thirdparty%2FPython%2Fcpython.git

Add item
---

diff --git a/Doc/whatsnew/2.7.rst b/Doc/whatsnew/2.7.rst
index f9d35b76a855..6fefe1bf48d0 100644
--- a/Doc/whatsnew/2.7.rst
+++ b/Doc/whatsnew/2.7.rst
@@ -545,6 +545,16 @@ Some smaller changes made to the core Python language are:
   so it will now produce 'INF' and 'NAN'.
   (Contributed by Eric Smith; :issue:`3382`.)
 
+  A low-level change: the :meth:`object.__format__` method now triggers
+  a :exc:`PendingDeprecationWarning` if it's passed a format string,
+  because the :meth:`__format__` method for :class:`object` converts
+  the object to a string representation and formats that.  The method
+  used to silently apply the format string to the string
+  representation, but that could hide mistakes in Python code.  If
+  you're supplying formatting information such as an alignment or
+  precision, presumably you're expecting the formatting to be applied
+  in some object-specific way.  (Fixed by Eric Smith; :issue:`7994`.)
+
 * The :func:`int` and :func:`long` types gained a ``bit_length``
   method that returns the number of bits necessary to represent
   its argument in binary::