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authorR David Murray <rdmurray@bitdance.com>2012-10-06 22:18:55 (GMT)
committerR David Murray <rdmurray@bitdance.com>2012-10-06 22:18:55 (GMT)
commit1e218c98df744fb3ea6db296669baa82ee60838d (patch)
tree71d3227f306d4478a807031b41d2e6202343f525 /Doc/whatsnew
parent2fdc0f8a86d715fe4408fc5de98da70be480acfa (diff)
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More whatsnew updates.
Diffstat (limited to 'Doc/whatsnew')
-rw-r--r--Doc/whatsnew/3.3.rst79
1 files changed, 60 insertions, 19 deletions
diff --git a/Doc/whatsnew/3.3.rst b/Doc/whatsnew/3.3.rst
index 0f13088..b32b2a6 100644
--- a/Doc/whatsnew/3.3.rst
+++ b/Doc/whatsnew/3.3.rst
@@ -1366,6 +1366,16 @@ ftplib
listing format and deprecates :meth:`ftplib.FTP.nlst` and
:meth:`ftplib.FTP.dir`. (Contributed by Giampaolo Rodolà in :issue:`11072`)
+
+functools
+---------
+
+The :func:`functools.lru_cache` decorator now accepts a ``typed`` keyword
+argument (that defaults to ``False`` to ensure that it caches values of
+different types that compare equal in separate cache slots. (Contributed
+by Raymond Hettinger in :issue:`13227`.)
+
+
gc
--
@@ -1376,21 +1386,9 @@ before and after collection using the new :data:`~gc.callbacks` list.
hmac
----
-A new :func:`~hmac.compare_digest` function has been added to prevent
-side channel attacks on digests through timing analysis.
-
-(Contributed by Nick Coghlan and Christian Heimes in issue:`15061`)
-
-
-html.entities
--------------
-
-A new :data:`~html.entities.html5` dictionary that maps HTML5 named character
-references to the equivalent Unicode character(s) (e.g. ``html5['gt;'] == '>'``)
-has been added to the :mod:`html.entities` module. The dictionary is now also
-used by :class:`~html.parser.HTMLParser`.
-
-(Contributed by Ezio Melotti in :issue:`11113` and :issue:`15156`)
+A new :func:`~hmac.compare_digest` function has been added to prevent side
+channel attacks on digests through timing analysis. (Contributed by Nick
+Coghlan and Christian Heimes in :issue:`15061`)
http
@@ -1402,21 +1400,29 @@ called. A new method :meth:`~http.server.BaseHTTPRequestHandler.flush_headers`
can be used to directly manage when the accumlated headers are sent.
(Contributed by Andrew Schaaf in :issue:`3709`.)
+:class:`http.server` now produces valid ``HTML 4.01 strict`` output.
+(Contributed by Ezio Melotti in :issue:`13295`.)
-html.parser
------------
-:class:`~html.parser.HTMLParser` is now able to parse broken markup without
+html
+----
+
+:class:`html.parser.HTMLParser` is now able to parse broken markup without
raising errors, therefore the *strict* argument of the constructor and the
:exc:`~html.parser.HTMLParseError` exception are now deprecated.
The ability to parse broken markup is the result of a number of bug fixes that
are also available on the latest bug fix releases of Python 2.7/3.2.
-
(Contributed by Ezio Melotti in :issue:`15114`, and :issue:`14538`,
:issue:`13993`, :issue:`13960`, :issue:`13358`, :issue:`1745761`,
:issue:`755670`, :issue:`13357`, :issue:`12629`, :issue:`1200313`,
:issue:`670664`, :issue:`13273`, :issue:`12888`, :issue:`7311`)
+A new :data:`~html.entities.html5` dictionary that maps HTML5 named character
+references to the equivalent Unicode character(s) (e.g. ``html5['gt;'] ==
+'>'``) has been added to the :mod:`html.entities` module. The dictionary is
+now also used by :class:`~html.parser.HTMLParser`. (Contributed by Ezio
+Melotti in :issue:`11113` and :issue:`15156`)
+
imaplib
-------
@@ -1655,6 +1661,14 @@ os
* Some platforms now support additional constants for the :func:`~os.lseek`
function, such as ``os.SEEK_HOLE`` and ``os.SEEK_DATA``.
+* New constants :data:`~os.RTLD_LAZY`, :data:`~os.RTLD_NOW`,
+ :data:`~os.RTLD_GLOBAL`, :data:`~os.RTLD_LOCAL`, :data:`~os.RTLD_NODELETE`,
+ :data:`~os.RTLD_NOLOAD`, and :data:`~os.RTLD_DEEPBIND` are available on
+ platforms that support them. These are for use with the
+ :func:`sys.setdlopenflags` function, and supersede the similar constants
+ defined in :mod:`ctypes` and :mod:`DLFCN`. (Contributed by Victor Stinner
+ in :issue:`13226`.)
+
* :func:`os.symlink` now accepts (and ignores) the ``target_is_directory``
keyword argument on non-Windows platforms, to ease cross-platform support.
@@ -1727,6 +1741,7 @@ select
Solaris and derivatives platforms have a new class :class:`select.devpoll`
for high performance asynchronous sockets via :file:`/dev/poll`.
+(Contributed by Jesús Cea Avión in :issue:`6397`.)
shlex
@@ -1922,6 +1937,14 @@ the form '-rwxrwxrwx'.
(Contributed by Giampaolo Rodolà in :issue:`14807`)
+struct
+------
+
+The :mod:`struct` module now supports ``ssize_t`` and ``size_t`` via the
+new codes ``n`` and ``N``, respectively. (Contributed by Antoine Pitrou
+in :issue:`3163`.)
+
+
subprocess
----------
@@ -1940,6 +1963,7 @@ The :mod:`sys` module has a new :data:`~sys.thread_info` :term:`struct
sequence` holding informations about the thread implementation
(:issue:`11223`).
+
textwrap
--------
@@ -2014,6 +2038,7 @@ context managers. (Contributed by Ezio Melotti and Winston Ewert in
:meth:`unittest.TestCase.run` now returns the :class:`~unittest.TestResult`
object.
+
urllib
------
@@ -2050,6 +2075,18 @@ The module's documentation has also been greatly improved with added examples
and a more detailed reference.
+zlib
+----
+
+New attribute :attr:`zlib.Decompress.eof` makes it possible to distinguish
+between a properly-formed compressed stream and an incomplete or truncated one.
+(Contributed by Nadeem Vawda in :issue:`12646`.)
+
+New attribute :attr:`zlib.ZLIB_RUNTIME_VERSION` reports the version string of
+the underlying ``zlib`` library that is loaded at runtime. (Contributed by
+Torsten Landschoff in :issue:`12306`.)
+
+
Optimizations
=============
@@ -2332,6 +2369,10 @@ Porting Python code
* The deprecated variable ``time.accept2dyear`` has been removed.
+* The deprecated ``Context._clamp`` attribute has been removed from the
+ :mod:`decimal` module. It was previously replaced by the public attribute
+ :attr:`~decimal.Context.clamp`. (See :issue:`8540`.)
+
* The undocumented internal helper class ``SSLFakeFile`` has been removed
from :mod:`smtplib`, since its functionality has long been provided directly
by :meth:`socket.socket.makefile`.