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authorAndrew M. Kuchling <amk@amk.ca>2010-05-01 01:19:16 (GMT)
committerAndrew M. Kuchling <amk@amk.ca>2010-05-01 01:19:16 (GMT)
commitd3b6022d0ab24727cd6197657bd6a3488fcd97ff (patch)
treeb6cb42270f2cfbdf54daa5d75a60529caf30e9d8 /Doc
parent54f9f83e5cd417267b29a38f3364716523e69b28 (diff)
downloadcpython-d3b6022d0ab24727cd6197657bd6a3488fcd97ff.zip
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Add various items
Diffstat (limited to 'Doc')
-rw-r--r--Doc/whatsnew/2.7.rst35
1 files changed, 30 insertions, 5 deletions
diff --git a/Doc/whatsnew/2.7.rst b/Doc/whatsnew/2.7.rst
index 6fefe1b..d687cf0 100644
--- a/Doc/whatsnew/2.7.rst
+++ b/Doc/whatsnew/2.7.rst
@@ -8,7 +8,7 @@
.. Fix accents on Kristjan Valur Jonsson, Fuerstenau
-.. Big jobs: ElementTree 1.3, pep 391, sysconfig
+.. Big jobs: ElementTree 1.3, pep 391, sysconfig, memoryview
.. unittest test discovery
.. hyperlink all the methods & functions.
@@ -615,6 +615,10 @@ Some smaller changes made to the core Python language are:
(Contributed by Amaury Forgeot d'Arc, after a suggestion by
George Sakkis; :issue:`5982`.)
+* When a restricted set of attributes were set using ``__slots__``,
+ deleting an unset attribute would not raise :exc:`AttributeError`
+ as you would expect. Fixed by Benjamin Peterson; :issue:`7604`.)
+
* A new encoding named "cp720", used primarily for Arabic text, is now
supported. (Contributed by Alexander Belchenko and Amaury Forgeot
d'Arc; :issue:`1616979`.)
@@ -1012,6 +1016,13 @@ changes, or look through the Subversion logs for all the details.
giving the source address that will be used for the connection.
(Contributed by Eldon Ziegler; :issue:`3972`.)
+* The :mod:`ihooks` module now supports relative imports. Note that
+ :mod:`ihooks` is an older module used to support customizing imports,
+ superseded by the :mod:`imputil` module added in Python 2.0.
+ (Relative import support added by Neil Schemenauer.)
+
+ .. revision 75423
+
* The :mod:`imaplib` module now supports IPv6 addresses.
(Contributed by Derek Morr; :issue:`1655`.)
@@ -1314,6 +1325,12 @@ changes, or look through the Subversion logs for all the details.
* The :class:`~UserDict.UserDict` class is now a new-style class. (Changed by
Benjamin Peterson.)
+* New class: the :class:`~weakref.WeakSet` class in the :mod:`weakref`
+ module is a set that only holds weak references to its elements; elements
+ will be removed once there are no references pointing to them.
+ (Originally implemented in Python 3.x by Raymond Hettinger, and backported
+ to 2.7 by Michael Foord.)
+
* The ElementTree library, :mod:`xml.etree`, no longer escapes
ampersands and angle brackets when outputting an XML processing
instruction (which looks like ``<?xml-stylesheet href="#style1"?>``)
@@ -1677,6 +1694,11 @@ Changes to Python's build process and to the C API include:
.. XXX these macros don't seem to be described in the c-api docs.
+* Removed function: :cmacro:`PyEval_CallObject` is now only available
+ as a macro. A function version was being kept around to preserve
+ ABI linking compatibility, but that was in 1997; it can certainly be
+ deleted. (Removed by Antoine Pitrou; :issue:`8276`.)
+
* New format codes: the :cfunc:`PyFormat_FromString`,
:cfunc:`PyFormat_FromStringV`, and :cfunc:`PyErr_Format` now
accepts ``%lld`` and ``%llu`` format codes for displaying values of
@@ -1855,10 +1877,9 @@ that may require changes to your code:
affects new-style classes (derived from :class:`object`) and C extension
types. (:issue:`6101`.)
-* The :meth:`readline` method of :class:`StringIO` objects now does
- nothing when a negative length is requested, as other file-like
- objects do. (:issue:`7348`).
-
+* When a restricted set of attributes were set using ``__slots__``,
+ deleting an unset attribute would not raise :exc:`AttributeError`
+ as you would expect. Fixed by Benjamin Peterson; :issue:`7604`.)
In the standard library:
@@ -1880,6 +1901,10 @@ In the standard library:
or comment (which looks like `<!-- comment -->`).
(Patch by Neil Muller; :issue:`2746`.)
+* The :meth:`readline` method of :class:`StringIO` objects now does
+ nothing when a negative length is requested, as other file-like
+ objects do. (:issue:`7348`).
+
* The :mod:`syslog` module will now use the value of ``sys.argv[0]`` as the
identifier instead of the previous default value of ``'python'``.
(Changed by Sean Reifschneider; :issue:`8451`.)