[Python-checkins] r79412 - python/trunk/Doc/whatsnew/2.7.rst
andrew.kuchling
python-checkins at python.org
Thu Mar 25 02:35:51 CET 2010
Author: andrew.kuchling
Date: Thu Mar 25 02:35:51 2010
New Revision: 79412
Log:
Add various items
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 Thu Mar 25 02:35:51 2010
@@ -8,6 +8,9 @@
.. Fix accents on Kristjan Valur Jonsson, Fuerstenau
+.. Big jobs: argparse, ElementTree 1.3, pep 391, 3106, sysconfig
+.. unittest test discovery
+
.. $Id$
Rules for maintenance:
@@ -237,6 +240,20 @@
XXX write this section.
+Two smaller enhancements to the logging module are:
+
+.. rev79293
+
+* :class:`Logger` instances gained a :meth:`getChild` that retrieves a
+ descendant logger using a relative path. For example,
+ once you retrieve a logger by doing ``log = getLogger('app')``,
+ calling ``log.getChild('network.listen')`` is equivalent to
+ ``getLogger('app.network.listen')``.
+
+* The :class:`LoggerAdapter` class gained a :meth:`isEnabledFor` method
+ that takes a *level* and returns whether the underlying logger would
+ process a message of that level of importance.
+
.. seealso::
:pep:`391` - Dictionary-Based Configuration For Logging
@@ -351,11 +368,12 @@
of them -- but you can mix auto-numbering and named fields, as in the second
example above. (Contributed by Eric Smith; :issue:`5237`.)
- Complex numbers now correctly support usage with :func:`format`.
+ Complex numbers now correctly support usage with :func:`format`,
+ and default to being right-aligned.
Specifying a precision or comma-separation applies to both the real
and imaginary parts of the number, but a specified field width and
alignment is applied to the whole of the resulting ``1.5+3j``
- output. (Contributed by Eric Smith; :issue:`1588`.)
+ output. (Contributed by Eric Smith; :issue:`1588` and :issue:`7988`.)
The 'F' format code now always formats its output using uppercase characters,
so it will now produce 'INF' and 'NAN'.
@@ -406,6 +424,10 @@
Integer division is also more accurate in its rounding behaviours. (Also
implemented by Mark Dickinson; :issue:`1811`.)
+* It's now possible for a subclass of the built-in :class:`unicode` type
+ to override the :meth:`__unicode__` method. (Implemented by
+ Victor Stinner; :issue:`1583863`.)
+
* The :class:`bytearray` type's :meth:`translate` method now accepts
``None`` as its first argument. (Fixed by Georg Brandl;
:issue:`4759`.)
@@ -568,6 +590,14 @@
used with :class:`memoryview` instances and other similar buffer objects.
(Backported from 3.x by Florent Xicluna; :issue:`7703`.)
+* Updated module: the :mod:`bsddb` module has been updated from 4.7.2devel9
+ to version 4.8.4 of
+ `the pybsddb package <http://www.jcea.es/programacion/pybsddb.htm>`__.
+ The new version features better Python 3.x compatibility, various bug fixes,
+ and adds several new BerkeleyDB flags and methods.
+ (Updated by Jesús Cea Avion; :issue:`8156`. The pybsddb
+ changelog can be browsed at http://hg.jcea.es/pybsddb/file/tip/ChangeLog.)
+
* The :mod:`bz2` module's :class:`BZ2File` now supports the context
management protocol, so you can write ``with bz2.BZ2File(...) as f: ...``.
(Contributed by Hagen Fuerstenau; :issue:`3860`.)
@@ -656,6 +686,11 @@
``Decimal('0.1000000000000000055511151231257827021181583404541015625')``.
(Implemented by Raymond Hettinger; :issue:`4796`.)
+ Most of the methods of the :class:`Context` class now accept integers
+ as well as :class:`Decimal` instances; the only exceptions are the
+ :meth:`canonical` and :meth:`is_canonical` methods. (Patch by
+ Juan José Conti; :issue:`7633`.)
+
The constructor for :class:`Decimal` now accepts non-European
Unicode characters, such as Arabic-Indic digits. (Contributed by
Mark Dickinson; :issue:`6595`.)
@@ -697,6 +732,12 @@
:mod:`gzip` module will now consume these trailing bytes. (Fixed by
Tadek Pietraszek and Brian Curtin; :issue:`2846`.)
+* New attribute: the :mod:`hashlib` module now has an :attr:`algorithms`
+ attribute containing a tuple naming the supported algorithms.
+ In Python 2.7, ``hashlib.algorithms`` contains
+ ``('md5', 'sha1', 'sha224', 'sha256', 'sha384', 'sha512')``
+ (Contributed by Carl Chenet; :issue:`7418`.)
+
* The default :class:`HTTPResponse` class used by the :mod:`httplib` module now
supports buffering, resulting in much faster reading of HTTP responses.
(Contributed by Kristjan Valur Jonsson; :issue:`4879`.)
@@ -803,9 +844,11 @@
the child process; this fixes problems on Solaris when :func:`fork`
is called from a thread. (Fixed by Zsolt Cserna; :issue:`7242`.)
- The :func:`normpath` function now preserves Unicode; if its input path
+* In the :mod:`os.path` module, the :func:`normpath` and
+ :func:`abspath` functions now preserve Unicode; if their input path
is a Unicode string, the return value is also a Unicode string.
- (Fixed by Matt Giuca; :issue:`5827`.)
+ (:meth:`normpath` fixed by Matt Giuca in :issue:`5827`;
+ :meth:`abspath` fixed by Ezio Melotti in :issue:`3426`.)
* The :mod:`pydoc` module now has help for the various symbols that Python
uses. You can now do ``help('<<')`` or ``help('@')``, for example.
@@ -940,14 +983,13 @@
a timeout was provided and the operation timed out.
(Contributed by Tim Lesher; :issue:`1674032`.)
-* The Unicode database has been updated to the version 5.2.0.
- (Updated by Florent Xicluna; :issue:`8024`.)
-
-* The Unicode database provided by the :mod:`unicodedata` is used
- internally to determine which characters are numeric, whitespace,
- or represent line breaks. The database also now includes information
- from the :file:`Unihan.txt` data file. (Patch by Anders Chrigström
- and Amaury Forgeot d'Arc; :issue:`1571184`.)
+* The Unicode database provided by the :mod:`unicodedata` module is
+ now used internally to determine which characters are numeric,
+ whitespace, or represent line breaks. The database also
+ includes information from the :file:`Unihan.txt` data file (patch
+ by Anders Chrigström and Amaury Forgeot d'Arc; :issue:`1571184`)
+ and has been updated to version 5.2.0 (updated by
+ Florent Xicluna; :issue:`8024`).
* The :class:`UserDict` class is now a new-style class. (Changed by
Benjamin Peterson.)
@@ -1074,12 +1116,22 @@
(Implemented by Antoine Pitrou; :issue:`4444`.)
+.. rev 78774
+
+Module- and class-level setup and teardown fixtures are now supported.
+Modules can contain :func:`setUpModule` and :func:`tearDownModule`
+functions. Classes can have :meth:`setUpClass` and
+:meth:`tearDownClass` methods that must be defined as class methods
+(using ``@classmethod`` or the equivalent). These functions and
+methods are invoked when the test runner switches to a test case in a
+different module or class.
+
The methods :meth:`addCleanup` and :meth:`doCleanups` were added.
:meth:`addCleanup` allows you to add cleanup functions that
will be called unconditionally (after :meth:`setUp` if
:meth:`setUp` fails, otherwise after :meth:`tearDown`). This allows
-for much simpler resource allocation and deallocation during tests.
-:issue:`5679`
+for much simpler resource allocation and deallocation during tests
+(:issue:`5679`).
A number of new methods were added that provide more specialized
tests. Many of these methods were written by Google engineers
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