[Python-checkins] r80652 - python/trunk/Doc/whatsnew/2.7.rst
andrew.kuchling
python-checkins at python.org
Fri Apr 30 15:47:34 CEST 2010
Author: andrew.kuchling
Date: Fri Apr 30 15:47:34 2010
New Revision: 80652
Log:
Add item
Modified:
python/trunk/Doc/whatsnew/2.7.rst
Modified: python/trunk/Doc/whatsnew/2.7.rst
==============================================================================
--- python/trunk/Doc/whatsnew/2.7.rst (original)
+++ python/trunk/Doc/whatsnew/2.7.rst Fri Apr 30 15:47:34 2010
@@ -545,6 +545,16 @@
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::
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