- Issue #21538: The plistlib module now supports loading of binary plist files
when reference or offset size is not a power of two.
-- Issue #21801: Validate that __signature__ is None or an instance of Signature.
+- Issue #21455: Add a default backlog to socket.listen().
-- Issue #21923: Prevent AttributeError in distutils.sysconfig.customize_compiler
- due to possible uninitialized _config_vars.
+- Issue #21525: Most Tkinter methods which accepted tuples now accept lists too.
-- Issue #21323: Fix http.server to again handle scripts in CGI subdirectories,
- broken by the fix for security issue #19435. Patch by Zach Byrne.
++- Issue #22166: with the assistance of a new internal _codecs._forget_codec
++ helping function, test_codecs now clears the encoding caches to avoid the
++ appearance of a reference leak
+
-Extension Modules
------------------
+- Issue #22236: Tkinter tests now don't reuse default root window. New root
+ window is created for every test class.
-- Issue #22176: Update the ctypes module's libffi to v3.1. This release
- adds support for the Linux AArch64 and POWERPC ELF ABIv2 little endian
- architectures.
+- Issue #10744: Fix PEP 3118 format strings on ctypes objects with a nontrivial
+ shape.
-Build
------
+- Issue #20826: Optimize ipaddress.collapse_addresses().
-- Issue #21958: Define HAVE_ROUND when building with Visual Studio 2013 and
- above. Patch by Zachary Turner.
+- Issue #21487: Optimize ipaddress.summarize_address_range() and
+ ipaddress.{IPv4Network,IPv6Network}.subnets().
-- Issue #15759: "make suspicious", "make linkcheck" and "make doctest" in Doc/
- now display special message when and only when there are failures.
+- Issue #21486: Optimize parsing of netmasks in ipaddress.IPv4Network and
+ ipaddress.IPv6Network.
-- Issue #17095: Fix Modules/Setup *shared* support.
+- Issue #13916: Disallowed the surrogatepass error handler for non UTF-*
+ encodings.
-- Issue #21811: Anticipated fixes to support OS X versions > 10.9.
+- Issue #20998: Fixed re.fullmatch() of repeated single character pattern
+ with ignore case. Original patch by Matthew Barnett.
-- Issue #21166: Prevent possible segfaults and other random failures of
- python --generate-posix-vars in pybuilddir.txt build target.
+- Issue #21075: fileinput.FileInput now reads bytes from standard stream if
+ binary mode is specified. Patch by Sam Kimbrel.
-IDLE
-----
+- Issue #19775: Add a samefile() method to pathlib Path objects. Initial
+ patch by Vajrasky Kok.
-- Issue #17390: Adjust Editor window title; remove 'Python',
- move version to end.
+- Issue #21226: Set up modules properly in PyImport_ExecCodeModuleObject
+ (and friends).
-- Issue #14105: Idle debugger breakpoints no longer disappear
- when inseting or deleting lines.
+- Issue #21398: Fix an unicode error in the pydoc pager when the documentation
+ contains characters not encodable to the stdout encoding.
-- Issue #17172: Turtledemo can now be run from Idle.
- Currently, the entry is on the Help menu, but it may move to Run.
- Patch by Ramchandra Apt and Lita Cho.
+- Issue #16531: ipaddress.IPv4Network and ipaddress.IPv6Network now accept
+ an (address, netmask) tuple argument, so as to easily construct network
+ objects from existing addresses.
-- Issue #21765: Add support for non-ascii identifiers to HyperParser.
+- Issue #21156: importlib.abc.InspectLoader.source_to_code() is now a
+ staticmethod.
-- Issue #21940: Add unittest for WidgetRedirector. Initial patch by Saimadhav
- Heblikar.
+- Issue #21424: Simplified and optimized heaqp.nlargest() and nmsmallest()
+ to make fewer tuple comparisons.
-- Issue #18592: Add unittest for SearchDialogBase. Patch by Phil Webster.
+- Issue #21396: Fix TextIOWrapper(..., write_through=True) to not force a
+ flush() on the underlying binary stream. Patch by akira.
-- Issue #21694: Add unittest for ParenMatch. Patch by Saimadhav Heblikar.
+- Issue #18314: Unlink now removes junctions on Windows. Patch by Kim Gräsman
-- Issue #21686: add unittest for HyperParser. Original patch by Saimadhav
- Heblikar.
+- Issue #21088: Bugfix for curses.window.addch() regression in 3.4.0.
+ In porting to Argument Clinic, the first two arguments were reversed.
-- Issue #12387: Add missing upper(lower)case versions of default Windows key
- bindings for Idle so Caps Lock does not disable them. Patch by Roger Serwy.
+- Issue #21407: _decimal: The module now supports function signatures.
-- Issue #21695: Closing a Find-in-files output window while the search is
- still in progress no longer closes Idle.
+- Issue #10650: Remove the non-standard 'watchexp' parameter from the
+ Decimal.quantize() method in the Python version. It had never been
+ present in the C version.
-- Issue #18910: Add unittest for textView. Patch by Phil Webster.
+- Issue #21469: Reduced the risk of false positives in robotparser by
+ checking to make sure that robots.txt has been read or does not exist
+ prior to returning True in can_fetch().
-- Issue #18292: Add unittest for AutoExpand. Patch by Saihadhav Heblikar.
+- Issue #19414: Have the OrderedDict mark deleted links as unusable.
+ This gives an early failure if the link is deleted during iteration.
-- Issue #18409: Add unittest for AutoComplete. Patch by Phil Webster.
+- Issue #21421: Add __slots__ to the MappingViews ABC.
+ Patch by Josh Rosenberg.
-Tests
------
+- Issue #21101: Eliminate double hashing in the C speed-up code for
+ collections.Counter().
-- Issue #22166: with the assistance of a new internal _codecs._forget_codec
- helping function, test_codecs now clears the encoding caches to avoid the
- appearance of a reference leak
+- Issue #21321: itertools.islice() now releases the reference to the source
+ iterator when the slice is exhausted. Patch by Anton Afanasyev.
-- Issue #22236: Tkinter tests now don't reuse default root window. New root
- window is created for every test class.
+- Issue #21057: TextIOWrapper now allows the underlying binary stream's
+ read() or read1() method to return an arbitrary bytes-like object
+ (such as a memoryview). Patch by Nikolaus Rath.
-- Issue #20746: Fix test_pdb to run in refleak mode (-R). Patch by Xavier
- de Gaye.
+- Issue #20951: SSLSocket.send() now raises either SSLWantReadError or
+ SSLWantWriteError on a non-blocking socket if the operation would block.
+ Previously, it would return 0. Patch by Nikolaus Rath.
-- Issue #22060: test_ctypes has been somewhat cleaned up and simplified; it
- now uses unittest test discovery to find its tests.
+- Issue #13248: removed previously deprecated asyncore.dispatcher __getattr__
+ cheap inheritance hack.
-- Issue #22104: regrtest.py no longer holds a reference to the suite of tests
- loaded from test modules that don't define test_main().
+- Issue #9815: assertRaises now tries to clear references to local variables
+ in the exception's traceback.
-- Issue #22002: Added ``load_package_tests`` function to test.support and used
- it to implement/augment test discovery in test_asyncio, test_email,
- test_importlib, test_json, and test_tools.
+- Issue #19940: ssl.cert_time_to_seconds() now interprets the given time
+ string in the UTC timezone (as specified in RFC 5280), not the local
+ timezone.
-- Issue #21976: Fix test_ssl to accept LibreSSL version strings. Thanks
- to William Orr.
+- Issue #13204: Calling sys.flags.__new__ would crash the interpreter,
+ now it raises a TypeError.
-- Issue #21918: Converted test_tools from a module to a package containing
- separate test files for each tested script.
+- Issue #19385: Make operations on a closed dbm.dumb database always raise the
+ same exception.
-- Issue #20155: Changed HTTP method names in failing tests in test_httpservers
- so that packet filtering software (specifically Windows Base Filtering Engine)
- does not interfere with the transaction semantics expected by the tests.
+- Issue #21207: Detect when the os.urandom cached fd has been closed or
+ replaced, and open it anew.
-- Issue #19493: Refactored the ctypes test package to skip tests explicitly
- rather than silently.
+- Issue #21291: subprocess's Popen.wait() is now thread safe so that
+ multiple threads may be calling wait() or poll() on a Popen instance
+ at the same time without losing the Popen.returncode value.
-- Issue #18492: All resources are now allowed when tests are not run by
- regrtest.py.
+- Issue #21127: Path objects can now be instantiated from str subclass
+ instances (such as ``numpy.str_``).
-- Issue #21634: Fix pystone micro-benchmark: use floor division instead of true
- division to benchmark integers instead of floating point numbers. Set pystone
- version to 1.2. Patch written by Lennart Regebro.
+- Issue #15002: urllib.response object to use _TemporaryFileWrapper (and
+ _TemporaryFileCloser) facility. Provides a better way to handle file
+ descriptor close. Patch contributed by Christian Theune.
-- Issue #21605: Added tests for Tkinter images.
+- Issue #12220: mindom now raises a custom ValueError indicating it doesn't
+ support spaces in URIs instead of letting a 'split' ValueError bubble up.
-- Issue #21493: Added test for ntpath.expanduser(). Original patch by
- Claudiu Popa.
+- Issue #21068: The ssl.PROTOCOL* constants are now enum members.
-- Issue #19925: Added tests for the spwd module. Original patch by Vajrasky Kok.
+- Issue #21276: posixmodule: Don't define USE_XATTRS on KFreeBSD and the Hurd.
-- Issue #21522: Added Tkinter tests for Listbox.itemconfigure(),
- PanedWindow.paneconfigure(), and Menu.entryconfigure().
+- Issue #21262: New method assert_not_called for Mock.
+ It raises AssertionError if the mock has been called.
-Documentation
--------------
+- Issue #21238: New keyword argument `unsafe` to Mock. It raises
+ `AttributeError` incase of an attribute startswith assert or assret.
-- Issue #21777: The binary sequence methods on bytes and bytearray are now
- documented explicitly, rather than assuming users will be able to derive
- the expected behaviour from the behaviour of the corresponding str methods.
-
-Windows
--------
-
-- Issue #21671, #22160, CVE-2014-0224: The bundled version of OpenSSL has been
- updated to 1.0.1i.
-
-- Issue #10747: Use versioned labels in the Windows start menu.
- Patch by Olive Kilburn.
-
-Tools/Demos
------------
-
-- Issue #22201: Command-line interface of the zipfile module now correctly
- extracts ZIP files with directory entries. Patch by Ryan Wilson.
-
-- Issue #21906: Make Tools/scripts/md5sum.py work in Python 3.
- Patch by Zachary Ware.
-
-- Issue #21629: Fix Argument Clinic's "--converters" feature.
-
-
-What's New in Python 3.4.1?
-===========================
-
-Release date: 2014-05-18
-
-Core and Builtins
------------------
-
-- Issue #21418: Fix a crash in the builtin function super() when called without
- argument and without current frame (ex: embedded Python).
-
-- Issue #21425: Fix flushing of standard streams in the interactive
- interpreter.
-
-- Issue #21435: In rare cases, when running finalizers on objects in cyclic
- trash a bad pointer dereference could occur due to a subtle flaw in
- internal iteration logic.
-
-Library
--------
-
-- Issue #10744: Fix PEP 3118 format strings on ctypes objects with a nontrivial
- shape.
-
-- Issue #20998: Fixed re.fullmatch() of repeated single character pattern
- with ignore case. Original patch by Matthew Barnett.
-
-- Issue #21075: fileinput.FileInput now reads bytes from standard stream if
- binary mode is specified. Patch by Sam Kimbrel.
-
-- Issue #21396: Fix TextIOWrapper(..., write_through=True) to not force a
- flush() on the underlying binary stream. Patch by akira.
-
-- Issue #21470: Do a better job seeding the random number generator by
- using enough bytes to span the full state space of the Mersenne Twister.
-
-- Issue #21398: Fix an unicode error in the pydoc pager when the documentation
- contains characters not encodable to the stdout encoding.
-
-Tests
------
-
-- Issue #17756: Fix test_code test when run from the installed location.
-
-- Issue #17752: Fix distutils tests when run from the installed location.
-
-IDLE
-----
-
-- Issue #18104: Add idlelib/idle_test/htest.py with a few sample tests to begin
- consolidating and improving human-validated tests of Idle. Change other files
- as needed to work with htest. Running the module as __main__ runs all tests.
-
-
-What's New in Python 3.4.1rc1?
-==============================
-
-Release date: 2014-05-05
-
-Core and Builtins
------------------
-
-- Issue #21274: Define PATH_MAX for GNU/Hurd in Python/pythonrun.c.
-
-- Issue #21209: Fix sending tuples to custom generator objects with the yield
- from syntax.
-
-- Issue #21134: Fix segfault when str is called on an uninitialized
- UnicodeEncodeError, UnicodeDecodeError, or UnicodeTranslateError object.
-
-- Issue #19537: Fix PyUnicode_DATA() alignment under m68k. Patch by
- Andreas Schwab.
-
-- Issue #20929: Add a type cast to avoid shifting a negative number.
-
-- Issue #20731: Properly position in source code files even if they
- are opened in text mode. Patch by Serhiy Storchaka.
-
-- Issue #20637: Key-sharing now also works for instance dictionaries of
- subclasses. Patch by Peter Ingebretson.
-
-- Issue #12546: Allow \x00 to be used as a fill character when using str, int,
- float, and complex __format__ methods.
-
-- Issue #13598: Modify string.Formatter to support auto-numbering of
- replacement fields. It now matches the behavior of str.format() in
- this regard. Patches by Phil Elson and Ramchandra Apte.
-
-Library
--------
-
-- Issue #21088: Bugfix for curses.window.addch() regression in 3.4.0.
- In porting to Argument Clinic, the first two arguments were reversed.
-
-- Issue #21469: Reduced the risk of false positives in robotparser by
- checking to make sure that robots.txt has been read or does not exist
- prior to returning True in can_fetch().
-
-- Issue #21321: itertools.islice() now releases the reference to the source
- iterator when the slice is exhausted. Patch by Anton Afanasyev.
-
-- Issue #9815: assertRaises now tries to clear references to local variables
- in the exception's traceback.
-
-- Issue #13204: Calling sys.flags.__new__ would crash the interpreter,
- now it raises a TypeError.
-
-- Issue #19385: Make operations on a closed dbm.dumb database always raise the
- same exception.
-
-- Issue #21207: Detect when the os.urandom cached fd has been closed or
- replaced, and open it anew.
-
-- Issue #21291: subprocess's Popen.wait() is now thread safe so that
- multiple threads may be calling wait() or poll() on a Popen instance
- at the same time without losing the Popen.returncode value.
-
-- Issue #21127: Path objects can now be instantiated from str subclass
- instances (such as ``numpy.str_``).
-
-- Issue #15002: urllib.response object to use _TemporaryFileWrapper (and
- _TemporaryFileCloser) facility. Provides a better way to handle file
- descriptor close. Patch contributed by Christian Theune.
-
-- Issue #12220: mindom now raises a custom ValueError indicating it doesn't
- support spaces in URIs instead of letting a 'split' ValueError bubble up.
+- Issue #20896: ssl.get_server_certificate() now uses PROTOCOL_SSLv23, not
+ PROTOCOL_SSLv3, for maximum compatibility.
- Issue #21239: patch.stopall() didn't work deterministically when the same
name was patched more than once.
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