[Python-checkins] cpython (merge 3.5 -> default): Merge 3.5
yury.selivanov
python-checkins at python.org
Wed Sep 9 04:41:05 CEST 2015
https://hg.python.org/cpython/rev/07c206831e28
changeset: 97785:07c206831e28
parent: 97783:46d812637efd
parent: 97784:4a56a14ca4c1
user: Yury Selivanov <yselivanov at sprymix.com>
date: Tue Sep 08 22:40:45 2015 -0400
summary:
Merge 3.5
files:
Doc/library/compileall.rst | 12 +-
Doc/library/imghdr.rst | 4 +-
Doc/library/inspect.rst | 20 +++
Doc/whatsnew/3.5.rst | 163 ++++++++++++++++++++++++-
4 files changed, 185 insertions(+), 14 deletions(-)
diff --git a/Doc/library/compileall.rst b/Doc/library/compileall.rst
--- a/Doc/library/compileall.rst
+++ b/Doc/library/compileall.rst
@@ -88,14 +88,12 @@
Added the ``-i``, ``-b`` and ``-h`` options.
.. versionchanged:: 3.5
- Added the ``-j`` and ``-r`` options.
-.. versionchanged:: 3.5
- ``-q`` option was changed to a multilevel value.
-
-.. versionchanged:: 3.5
- ``-b`` will always produce a byte-code file ending in ``.pyc``, never
- ``.pyo``.
+ * Added the ``-j`` and ``-r`` options.
+ * ``-q`` option was changed to a multilevel value.
+ * ``-qq`` option.
+ * ``-b`` will always produce a byte-code file ending in ``.pyc``,
+ never ``.pyo``.
There is no command-line option to control the optimization level used by the
diff --git a/Doc/library/imghdr.rst b/Doc/library/imghdr.rst
--- a/Doc/library/imghdr.rst
+++ b/Doc/library/imghdr.rst
@@ -54,10 +54,8 @@
+------------+-----------------------------------+
.. versionadded:: 3.5
- The *exr* format was added.
+ The *exr* and *webp* formats were added.
-.. versionchanged:: 3.5
- The *webp* type was added.
You can extend the list of file types :mod:`imghdr` can recognize by appending
to this variable:
diff --git a/Doc/library/inspect.rst b/Doc/library/inspect.rst
--- a/Doc/library/inspect.rst
+++ b/Doc/library/inspect.rst
@@ -1000,6 +1000,11 @@
returned list represents *frame*; the last entry represents the outermost call
on *frame*'s stack.
+ .. versionchanged:: 3.5
+ A list of :term:`named tuples <named tuple>`
+ ``FrameInfo(frame, filename, lineno, function, code_context, index)``
+ is returned.
+
.. function:: getinnerframes(traceback, context=1)
@@ -1008,6 +1013,11 @@
list represents *traceback*; the last entry represents where the exception was
raised.
+ .. versionchanged:: 3.5
+ A list of :term:`named tuples <named tuple>`
+ ``FrameInfo(frame, filename, lineno, function, code_context, index)``
+ is returned.
+
.. function:: currentframe()
@@ -1027,6 +1037,11 @@
returned list represents the caller; the last entry represents the outermost
call on the stack.
+ .. versionchanged:: 3.5
+ A list of :term:`named tuples <named tuple>`
+ ``FrameInfo(frame, filename, lineno, function, code_context, index)``
+ is returned.
+
.. function:: trace(context=1)
@@ -1035,6 +1050,11 @@
entry in the list represents the caller; the last entry represents where the
exception was raised.
+ .. versionchanged:: 3.5
+ A list of :term:`named tuples <named tuple>`
+ ``FrameInfo(frame, filename, lineno, function, code_context, index)``
+ is returned.
+
Fetching attributes statically
------------------------------
diff --git a/Doc/whatsnew/3.5.rst b/Doc/whatsnew/3.5.rst
--- a/Doc/whatsnew/3.5.rst
+++ b/Doc/whatsnew/3.5.rst
@@ -122,7 +122,14 @@
Security improvements:
-* None yet.
+* SSLv3 is now disabled throughout the standard library.
+ It can still be enabled by instantiating a :class:`ssl.SSLContext`
+ manually. (See :issue:`22638` for more details; this change was
+ backported to CPython 3.4 and 2.7.)
+
+* HTTP cookie parsing is now stricter, in order to protect
+ against potential injection attacks. (Contributed by Antoine Pitrou
+ in :issue:`22796`.)
Windows improvements:
@@ -606,6 +613,13 @@
:ref:`allow_abbrev` to ``False``.
(Contributed by Jonathan Paugh, Steven Bethard, paul j3 and Daniel Eriksson.)
+bz2
+---
+
+* New option *max_length* for :meth:`~bz2.BZ2Decompressor.decompress`
+ to limit the maximum size of decompressed data.
+ (Contributed by Nikolaus Rath in :issue:`15955`.)
+
cgi
---
@@ -645,6 +659,20 @@
can now do parallel bytecode compilation.
(Contributed by Claudiu Popa in :issue:`16104`.)
+* *quiet* parameter of :func:`compileall.compile_dir`,
+ :func:`compileall.compile_file`, and :func:`compileall.compile_path`
+ functions now has a multilevel value. New ``-qq`` command line option
+ is available for suppressing the output.
+ (Contributed by Thomas Kluyver in :issue:`21338`.)
+
+concurrent.futures
+------------------
+
+* :meth:`~concurrent.futures.Executor.map` now takes a *chunksize*
+ argument to allow batching of tasks in child processes and improve
+ performance of ProcessPoolExecutor.
+ (Contributed by Dan O'Reilly in :issue:`11271`.)
+
contextlib
----------
@@ -714,6 +742,12 @@
subdirectories using the "``**``" pattern.
(Contributed by Serhiy Storchaka in :issue:`13968`.)
+heapq
+-----
+
+* :func:`~heapq.merge` has two new optional parameters ``reverse`` and
+ ``key``. (Contributed by Raymond Hettinger in :issue:`13742`.)
+
idlelib and IDLE
----------------
@@ -746,7 +780,9 @@
------
* :func:`~imghdr.what` now recognizes the `OpenEXR <http://www.openexr.com>`_
- format. (Contributed by Martin Vignali and Claudiu Popa in :issue:`20295`.)
+ format (contributed by Martin Vignali and Claudiu Popa in :issue:`20295`),
+ and the `WebP <https://en.wikipedia.org/wiki/WebP>`_ format (contributed
+ by Fabrice Aneche and Claudiu Popa in :issue:`20197`.)
importlib
---------
@@ -763,6 +799,7 @@
* :func:`importlib.util.module_from_spec` is now the preferred way to create a
new module. Compared to :class:`types.ModuleType`, this new function will set
the various import-controlled attributes based on the passed-in spec object.
+ (Contributed by Brett Cannon in :issue:`20383`.)
inspect
-------
@@ -788,6 +825,10 @@
* New :func:`~inspect.getcoroutinelocals` and :func:`~inspect.getcoroutinestate`
functions. (Contributed by Yury Selivanov in :issue:`24400`.)
+* :func:`~inspect.stack`, :func:`~inspect.trace`, :func:`~inspect.getouterframes`,
+ and :func:`~inspect.getinnerframes` now return a list of named tuples.
+ (Contributed by Daniel Shahaf in :issue:`16808`.)
+
ipaddress
---------
@@ -807,6 +848,35 @@
* JSON decoder now raises :exc:`json.JSONDecodeError` instead of
:exc:`ValueError`. (Contributed by Serhiy Storchaka in :issue:`19361`.)
+locale
+------
+
+ * New :func:`~locale.delocalize` function to convert a string into a
+ normalized number string, following the ``LC_NUMERIC`` settings.
+ (Contributed by Cédric Krier in :issue:`13918`.)
+
+logging
+-------
+
+* All logging methods :meth:`~logging.Logger.log`, :meth:`~logging.Logger.exception`,
+ :meth:`~logging.Logger.critical`, :meth:`~logging.Logger.debug`, etc,
+ now accept exception instances for ``exc_info`` parameter, in addition
+ to boolean values and exception tuples.
+ (Contributed by Yury Selivanov in :issue:`20537`.)
+
+* :class:`~logging.handlers.HTTPHandler` now accepts optional
+ :class:`ssl.SSLContext` instance to configure the SSL settings used
+ for HTTP connection.
+ (Contributed by Alex Gaynor in :issue:`22788`.)
+
+lzma
+----
+
+* New option *max_length* for :meth:`~lzma.LZMADecompressor.decompress`
+ to limit the maximum size of decompressed data.
+ (Contributed by Martin Panter in :issue:`15955`.)
+
+
math
----
@@ -832,6 +902,10 @@
function is now used. These functions avoid the usage of an internal file
descriptor.
+* New :func:`os.get_blocking` and :func:`os.set_blocking` functions to
+ get and set the blocking mode of file descriptors.
+ (Contributed by Victor Stinner in :issue:`22054`.)
+
os.path
-------
@@ -839,6 +913,25 @@
Unlike the :func:`~os.path.commonprefix` function, it always returns a valid
path. (Contributed by Rafik Draoui and Serhiy Storchaka in :issue:`10395`.)
+pathlib
+-------
+
+* New :meth:`~pathlib.Path.samefile` method to check if other path object
+ points to the same file. (Contributed by Vajrasky Kok and Antoine Pitrou
+ in :issue:`19775`.)
+
+* :meth:`~pathlib.Path.mkdir` has a new optional parameter ``exist_ok``
+ to mimic ``mkdir -p`` and :func:`os.makrdirs` functionality.
+ (Contributed by Berker Peksag in :issue:`21539`.)
+
+* New :meth:`~pathlib.Path.expanduser` to expand ``~`` and ``~user``
+ constructs.
+ (Contributed by Serhiy Storchaka and Claudiu Popa in :issue:`19776`.)
+
+* New class method :meth:`~pathlib.Path.home` to get an instance of
+ :class:`~pathlib.Path` object representing the user’s home directory.
+ (Contributed by Victor Salgado and Mayank Tripathi in :issue:`19777`.)
+
pickle
------
@@ -862,6 +955,12 @@
* Now unmatched groups are replaced with empty strings in :func:`re.sub`
and :func:`re.subn`. (Contributed by Serhiy Storchaka in :issue:`1519638`.)
+readline
+--------
+
+* New :func:`~readline.append_history_file` function.
+ (Contributed by Bruno Cauet in :issue:`22940`.)
+
shutil
------
@@ -870,6 +969,9 @@
:func:`~shutil.copy2` if there is a need to ignore metadata. (Contributed by
Claudiu Popa in :issue:`19840`.)
+* :func:`~shutil.make_archive` now supports *xztar* format.
+ (Contributed by Serhiy Storchaka in :issue:`5411`.)
+
signal
------
@@ -948,6 +1050,14 @@
:meth:`SSLContext.wrap_bio <ssl.SSLContext.wrap_bio>` method.
(Contributed by Geert Jansen in :issue:`21965`.)
+* New :meth:`~ssl.SSLSocket.version` to query the actual protocol version
+ in use. (Contributed by Antoine Pitrou in :issue:`20421`.)
+
+* New :meth:`~ssl.SSLObject.shared_ciphers` and
+ :meth:`~ssl.SSLSocket.shared_ciphers` methods to fetch the client's
+ list of ciphers sent at handshake.
+ (Contributed by Benjamin Peterson in :issue:`23186`.)
+
socket
------
@@ -961,6 +1071,9 @@
anymore each time bytes are received or sent. The socket timeout is now the
maximum total duration to send all data.
+* Functions with timeouts now use a monotonic clock, instead of a
+ system clock. (Contributed by Victor Stinner in :issue:`22043`.)
+
subprocess
----------
@@ -975,6 +1088,9 @@
* New :func:`~sys.set_coroutine_wrapper` and :func:`~sys.get_coroutine_wrapper`
functions. (Contributed by Yury Selivanov in :issue:`24017`.)
+* New :func:`~sys.is_finalizing` to check for :term:`interpreter shutdown`.
+ (Contributed by Antoine Pitrou in :issue:`22696`.)
+
sysconfig
---------
@@ -991,9 +1107,16 @@
methods now take a keyword parameter *numeric_only*. If set to ``True``,
the extracted files and directories will be owned by the numeric uid and gid
from the tarfile. If set to ``False`` (the default, and the behavior in
- versions prior to 3.5), they will be owned bythe named user and group in the
+ versions prior to 3.5), they will be owned by the named user and group in the
tarfile. (Contributed by Michael Vogt and Eric Smith in :issue:`23193`.)
+threading
+---------
+
+* :meth:`~threading.Lock.acquire` and :meth:`~threading.RLock.acquire`
+ now use a monotonic clock for managing timeouts.
+ (Contributed by Victor Stinner in :issue:`22043`.)
+
time
----
@@ -1008,6 +1131,17 @@
module which makes no permanent changes to environment variables.
(Contributed by Zachary Ware in :issue:`20035`.)
+traceback
+---------
+
+* New :func:`~traceback.walk_stack` and :func:`~traceback.walk_tb`
+ functions to conveniently traverse frame and traceback objects.
+ (Contributed by Robert Collins in :issue:`17911`.)
+
+* New lightweight classes: :class:`~traceback.TracebackException`,
+ :class:`~traceback.StackSummary`, and :class:`traceback.FrameSummary`.
+ (Contributed by Robert Collins in :issue:`17911`.)
+
types
-----
@@ -1032,6 +1166,10 @@
control the encoding of query parts if needed. (Contributed by Samwyse and
Arnon Yaari in :issue:`13866`.)
+* :func:`~urllib.request.urlopen` accepts an :class:`ssl.SSLContext`
+ object as a *context* argument, which will be used for the HTTPS
+ connection. (Contributed by Alex Gaynor in :issue:`22366`.)
+
unicodedata
-----------
@@ -1051,6 +1189,10 @@
* :class:`xmlrpc.client.ServerProxy` is now a :term:`context manager`.
(Contributed by Claudiu Popa in :issue:`20627`.)
+* :class:`~xmlrpc.client.ServerProxy` constructor now accepts an optional
+ :class:`ssl.SSLContext` instance.
+ (Contributed by Alex Gaynor in :issue:`22960`.)
+
xml.sax
-------
@@ -1096,7 +1238,10 @@
:meth:`~ipaddress.IPv4Network.subnets`, :meth:`~ipaddress.IPv4Network.supernet`,
:func:`~ipaddress.summarize_address_range`, :func:`~ipaddress.collapse_addresses`.
The speed up can range from 3x to 15x.
- (:issue:`21486`, :issue:`21487`, :issue:`20826`)
+ (See :issue:`21486`, :issue:`21487`, :issue:`20826`, :issue:`23266`.)
+
+* Pickling of :mod:`ipaddress` classes was optimized to produce significantly
+ smaller output. (Contributed by Serhiy Storchaka in :issue:`23133`.)
* Many operations on :class:`io.BytesIO` are now 50% to 100% faster.
(Contributed by Serhiy Storchaka in :issue:`15381` and David Wilson in
@@ -1109,6 +1254,13 @@
* The UTF-32 encoder is now 3x to 7x faster. (Contributed by Serhiy Storchaka
in :issue:`15027`.)
+* Regular expressions are now parsed up to 10% faster.
+ (Contributed by Serhiy Storchaka in :issue:`19380`.)
+
+* :func:`json.dumps` was optimized to run with ``ensure_ascii=False``
+ as fast as with ``ensure_ascii=True``.
+ (Contributed by Naoki Inada in :issue:`23206`.)
+
Build and C API Changes
=======================
@@ -1185,6 +1337,9 @@
deprecated in favor of :func:`inspect.signature` API. (See :issue:`20438`
for details.)
+* Use of ``re.LOCALE`` flag with str patterns or ``re.ASCII`` is now
+ deprecated. (Contributed by Serhiy Storchaka in :issue:`22407`.)
+
Deprecated functions and types of the C API
-------------------------------------------
--
Repository URL: https://hg.python.org/cpython
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