[Python-checkins] r62429 - python/trunk/Doc/whatsnew/2.6.rst

Mon Apr 21 04:14:25 CEST 2008

Author: andrew.kuchling
Date: Mon Apr 21 04:14:24 2008
New Revision: 62429
Log:
Add various items
Modified:
 python/trunk/Doc/whatsnew/2.6.rst
Modified: python/trunk/Doc/whatsnew/2.6.rst
==============================================================================

--- python/trunk/Doc/whatsnew/2.6.rst	(original)
+++ python/trunk/Doc/whatsnew/2.6.rst	Mon Apr 21 04:14:24 2008
@@ -1383,6 +1383,11 @@
 Optimizations
 -------------
 
+* The :mod:`warnings` module has been rewritten in C. This makes
+ it possible to invoke warnings from the parser, and may also
+ make the interpreter's startup faster.
+ (Contributed by Neal Norwitz and Brett Cannon; :issue:`1631171`.)
+
 * Type objects now have a cache of methods that can reduce
 the amount of work required to find the correct method implementation
 for a particular class; once cached, the interpreter doesn't need to
@@ -1401,7 +1406,7 @@
 built-in types. This speeds up checking if an object is a subclass of one of
 these types. (Contributed by Neal Norwitz.)
 
-* Unicode strings now uses faster code for detecting
+* Unicode strings now use faster code for detecting
 whitespace and line breaks; this speeds up the :meth:`split` method 
 by about 25% and :meth:`splitlines` by 35%.
 (Contributed by Antoine Pitrou.) Memory usage is reduced
@@ -1801,6 +1806,24 @@
 opcodes, returning a shorter pickle that contains the same data structure.
 (Contributed by Raymond Hettinger.)
 
+* A :func:`get_data` function was added to the :mod:`pkgutil`
+ module that returns the contents of resource files included
+ with an installed Python package. For example::
+
+ >>> import pkgutil
+ >>> pkgutil.get_data('test', 'exception_hierarchy.txt')
+ 'BaseException
+ +-- SystemExit
+ +-- KeyboardInterrupt
+ +-- GeneratorExit
+ +-- Exception
+ +-- StopIteration
+ +-- StandardError
+ ...'
+ >>> 
+
+ (Contributed by Paul Moore; :issue:`2439`.)
+
 * New functions in the :mod:`posix` module: :func:`chflags` and :func:`lchflags`
 are wrappers for the corresponding system calls (where they're available).
 Constants for the flag values are defined in the :mod:`stat` module; some
@@ -1934,6 +1957,13 @@
 * The :mod:`struct` module now supports the C99 :ctype:`_Bool` type,
 using the format character ``'?'``. 
 (Contributed by David Remahl.)
+
+* The :class:`Popen` objects provided by the :mod:`subprocess` module
+ now have :meth:`terminate`, :meth:`kill`, and :meth:`send_signal` methods.
+ On Windows, :meth:`send_signal` only supports the :const:`SIGTERM`
+ signal, and all these methods are aliases for the Win32 API function
+ :cfunc:`TerminateProcess`. 
+ (Contributed by Christian Heimes.)
 
 * A new variable in the :mod:`sys` module,
 :attr:`float_info`, is an object
@@ -2088,6 +2118,14 @@
 information. (Contributed by Alan McIntyre as part of his 
 project for Google's Summer of Code 2007.)
 
+* The :mod:`xmlrpclib` module no longer automatically converts
+ :class:`datetime.date` and :class:`datetime.time` to the 
+ :class:`xmlrpclib.DateTime` type; the conversion semantics were
+ not necessarily correct for all applications. Code using
+ :mod:`xmlrpclib` should convert :class:`date` and :class:`time` 
+ instances. (:issue:`1330538`) The code can also handle 
+ dates before 1900. (Contributed by Ralf Schmitt; :issue:`2014`.)
+
 * The :mod:`zipfile` module's :class:`ZipFile` class now has 
 :meth:`extract` and :meth:`extractall` methods that will unpack 
 a single file or all the files in the archive to the current directory, or 
@@ -2271,6 +2309,13 @@
 have been updated.
 (Contributed by Brett Cannon.)
 
+ Another new target, "make profile-opt", compiles a Python binary
+ using GCC's profile-guided optimization. It compiles Python with
+ profiling enabled, runs the test suite to obtain a set of profiling
+ results, and then compiles using these results for optimization.
+ (Contributed by Gregory P. Smith.)
+
+
 .. ======================================================================
 
 
