summaryrefslogtreecommitdiffstats
path: root/Misc/NEWS.d/3.6.0a4.rst
diff options
context:
space:
mode:
authorlarryhastings <larry@hastings.org>2017-09-04 20:30:19 (GMT)
committerGitHub <noreply@github.com>2017-09-04 20:30:19 (GMT)
commitf9f17346d722b6f073a048b41ec0d6adf336d1d2 (patch)
tree419ced40748802468c84a321be18777a0eb47626 /Misc/NEWS.d/3.6.0a4.rst
parent002d64039b60c1a9289f981fe73a5cf91d082136 (diff)
downloadcpython-f9f17346d722b6f073a048b41ec0d6adf336d1d2.zip
cpython-f9f17346d722b6f073a048b41ec0d6adf336d1d2.tar.gz
cpython-f9f17346d722b6f073a048b41ec0d6adf336d1d2.tar.bz2
Blurbify master branch. (#3298)
Blurbify master branch.
Diffstat (limited to 'Misc/NEWS.d/3.6.0a4.rst')
-rw-r--r--Misc/NEWS.d/3.6.0a4.rst685
1 files changed, 685 insertions, 0 deletions
diff --git a/Misc/NEWS.d/3.6.0a4.rst b/Misc/NEWS.d/3.6.0a4.rst
new file mode 100644
index 0000000..6c98c91
--- /dev/null
+++ b/Misc/NEWS.d/3.6.0a4.rst
@@ -0,0 +1,685 @@
+.. bpo: 27704
+.. date: 9155
+.. nonce: RUxzHf
+.. release date: 2016-08-15
+.. section: Core and Builtins
+
+Optimized creating bytes and bytearray from byte-like objects and iterables.
+Speed up to 3 times for short objects. Original patch by Naoki Inada.
+
+..
+
+.. bpo: 26823
+.. date: 9154
+.. nonce: UWORiU
+.. section: Core and Builtins
+
+Large sections of repeated lines in tracebacks are now abbreviated as
+"[Previous line repeated {count} more times]" by the builtin traceback
+rendering. Patch by Emanuel Barry.
+
+..
+
+.. bpo: 27574
+.. date: 9153
+.. nonce: q73Tss
+.. section: Core and Builtins
+
+Decreased an overhead of parsing keyword arguments in functions implemented
+with using Argument Clinic.
+
+..
+
+.. bpo: 22557
+.. date: 9152
+.. nonce: Hta2Rz
+.. section: Core and Builtins
+
+Now importing already imported modules is up to 2.5 times faster.
+
+..
+
+.. bpo: 17596
+.. date: 9151
+.. nonce: XgbA9V
+.. section: Core and Builtins
+
+Include <wincrypt.h> to help with Min GW building.
+
+..
+
+.. bpo: 17599
+.. date: 9150
+.. nonce: noy7o1
+.. section: Core and Builtins
+
+On Windows, rename the privately defined REPARSE_DATA_BUFFER structure to
+avoid conflicting with the definition from Min GW.
+
+..
+
+.. bpo: 27507
+.. date: 9149
+.. nonce: 3pX0Be
+.. section: Core and Builtins
+
+Add integer overflow check in bytearray.extend(). Patch by Xiang Zhang.
+
+..
+
+.. bpo: 27581
+.. date: 9148
+.. nonce: KezjNt
+.. section: Core and Builtins
+
+Don't rely on wrapping for overflow check in PySequence_Tuple(). Patch by
+Xiang Zhang.
+
+..
+
+.. bpo: 1621
+.. date: 9147
+.. nonce: _FZWTr
+.. section: Core and Builtins
+
+Avoid signed integer overflow in list and tuple operations. Patch by Xiang
+Zhang.
+
+..
+
+.. bpo: 27419
+.. date: 9146
+.. nonce: YaGodL
+.. section: Core and Builtins
+
+Standard __import__() no longer look up "__import__" in globals or builtins
+for importing submodules or "from import". Fixed a crash if raise a warning
+about unabling to resolve package from __spec__ or __package__.
+
+..
+
+.. bpo: 27083
+.. date: 9145
+.. nonce: F4ZT1C
+.. section: Core and Builtins
+
+Respect the PYTHONCASEOK environment variable under Windows.
+
+..
+
+.. bpo: 27514
+.. date: 9144
+.. nonce: NLbwPG
+.. section: Core and Builtins
+
+Make having too many statically nested blocks a SyntaxError instead of
+SystemError.
+
+..
+
+.. bpo: 27366
+.. date: 9143
+.. nonce: VrInsj
+.. section: Core and Builtins
+
+Implemented PEP 487 (Simpler customization of class creation). Upon
+subclassing, the __init_subclass__ classmethod is called on the base class.
+Descriptors are initialized with __set_name__ after class creation.
+
+..
+
+.. bpo: 26027
+.. date: 9142
+.. nonce: nfVMKM
+.. section: Library
+
+Add PEP 519/__fspath__() support to the os and os.path modules. Includes
+code from Jelle Zijlstra. (See also: bpo-27524)
+
+..
+
+.. bpo: 27598
+.. date: 9141
+.. nonce: y7PtEV
+.. section: Library
+
+Add Collections to collections.abc. Patch by Ivan Levkivskyi, docs by Neil
+Girdhar.
+
+..
+
+.. bpo: 25958
+.. date: 9140
+.. nonce: X-V4U1
+.. section: Library
+
+Support "anti-registration" of special methods from various ABCs, like
+__hash__, __iter__ or __len__. All these (and several more) can be set to
+None in an implementation class and the behavior will be as if the method is
+not defined at all. (Previously, this mechanism existed only for __hash__,
+to make mutable classes unhashable.) Code contributed by Andrew Barnert and
+Ivan Levkivskyi.
+
+..
+
+.. bpo: 16764
+.. date: 9139
+.. nonce: cPbNjL
+.. section: Library
+
+Support keyword arguments to zlib.decompress(). Patch by Xiang Zhang.
+
+..
+
+.. bpo: 27736
+.. date: 9138
+.. nonce: 8kMhpQ
+.. section: Library
+
+Prevent segfault after interpreter re-initialization due to ref count
+problem introduced in code for Issue #27038 in 3.6.0a3. Patch by Xiang
+Zhang.
+
+..
+
+.. bpo: 25628
+.. date: 9137
+.. nonce: UcQnHF
+.. section: Library
+
+The *verbose* and *rename* parameters for collections.namedtuple are now
+keyword-only.
+
+..
+
+.. bpo: 12345
+.. date: 9136
+.. nonce: nbAEM8
+.. section: Library
+
+Add mathematical constant tau to math and cmath. See also PEP 628.
+
+..
+
+.. bpo: 26823
+.. date: 9135
+.. nonce: HcO8tR
+.. section: Library
+
+traceback.StackSummary.format now abbreviates large sections of repeated
+lines as "[Previous line repeated {count} more times]" (this change then
+further affects other traceback display operations in the module). Patch by
+Emanuel Barry.
+
+..
+
+.. bpo: 27664
+.. date: 9134
+.. nonce: 6DJPxw
+.. section: Library
+
+Add to concurrent.futures.thread.ThreadPoolExecutor() the ability to specify
+a thread name prefix.
+
+..
+
+.. bpo: 27181
+.. date: 9133
+.. nonce: 8aw9TZ
+.. section: Library
+
+Add geometric_mean and harmonic_mean to statistics module.
+
+..
+
+.. bpo: 27573
+.. date: 9132
+.. nonce: B7XhTs
+.. section: Library
+
+code.interact now prints an message when exiting.
+
+..
+
+.. bpo: 6422
+.. date: 9131
+.. nonce: iBSc45
+.. section: Library
+
+Add autorange method to timeit.Timer objects.
+
+..
+
+.. bpo: 27773
+.. date: 9130
+.. nonce: hMSSeX
+.. section: Library
+
+Correct some memory management errors server_hostname in _ssl.wrap_socket().
+
+..
+
+.. bpo: 26750
+.. date: 9129
+.. nonce: OQn3fr
+.. section: Library
+
+unittest.mock.create_autospec() now works properly for subclasses of
+property() and other data descriptors. Removes the never publicly used,
+never documented unittest.mock.DescriptorTypes tuple.
+
+..
+
+.. bpo: 26754
+.. date: 9128
+.. nonce: XZqomf
+.. section: Library
+
+Undocumented support of general bytes-like objects as path in compile() and
+similar functions is now deprecated.
+
+..
+
+.. bpo: 26800
+.. date: 9127
+.. nonce: QDcK8u
+.. section: Library
+
+Undocumented support of general bytes-like objects as paths in os functions
+is now deprecated.
+
+..
+
+.. bpo: 26981
+.. date: 9126
+.. nonce: yhNTCf
+.. section: Library
+
+Add _order_ compatibility shim to enum.Enum for Python 2/3 code bases.
+
+..
+
+.. bpo: 27661
+.. date: 9125
+.. nonce: 3JZckO
+.. section: Library
+
+Added tzinfo keyword argument to datetime.combine.
+
+..
+
+.. bpo: 0
+.. date: 9124
+.. nonce: Ny9oPv
+.. section: Library
+
+In the curses module, raise an error if window.getstr() or window.instr() is
+passed a negative value.
+
+..
+
+.. bpo: 27783
+.. date: 9123
+.. nonce: cR1jXH
+.. section: Library
+
+Fix possible usage of uninitialized memory in operator.methodcaller.
+
+..
+
+.. bpo: 27774
+.. date: 9122
+.. nonce: FDcik1
+.. section: Library
+
+Fix possible Py_DECREF on unowned object in _sre.
+
+..
+
+.. bpo: 27760
+.. date: 9121
+.. nonce: gxMjp4
+.. section: Library
+
+Fix possible integer overflow in binascii.b2a_qp.
+
+..
+
+.. bpo: 27758
+.. date: 9120
+.. nonce: 0NRV03
+.. section: Library
+
+Fix possible integer overflow in the _csv module for large record lengths.
+
+..
+
+.. bpo: 27568
+.. date: 9119
+.. nonce: OnuO9s
+.. section: Library
+
+Prevent HTTPoxy attack (CVE-2016-1000110). Ignore the HTTP_PROXY variable
+when REQUEST_METHOD environment is set, which indicates that the script is
+in CGI mode.
+
+..
+
+.. bpo: 7063
+.. date: 9118
+.. nonce: nXsVKB
+.. section: Library
+
+Remove dead code from the "array" module's slice handling. Patch by Chuck.
+
+..
+
+.. bpo: 27656
+.. date: 9117
+.. nonce: joTscM
+.. section: Library
+
+Do not assume sched.h defines any SCHED_* constants.
+
+..
+
+.. bpo: 27130
+.. date: 9116
+.. nonce: SUxwXZ
+.. section: Library
+
+In the "zlib" module, fix handling of large buffers (typically 4 GiB) when
+compressing and decompressing. Previously, inputs were limited to 4 GiB,
+and compression and decompression operations did not properly handle results
+of 4 GiB.
+
+..
+
+.. bpo: 24773
+.. date: 9115
+.. nonce: IDW05R
+.. section: Library
+
+Implemented PEP 495 (Local Time Disambiguation).
+
+..
+
+.. bpo: 0
+.. date: 9114
+.. nonce: lOkwM8
+.. section: Library
+
+Expose the EPOLLEXCLUSIVE constant (when it is defined) in the select
+module.
+
+..
+
+.. bpo: 27567
+.. date: 9113
+.. nonce: bYOgyw
+.. section: Library
+
+Expose the EPOLLRDHUP and POLLRDHUP constants in the select module.
+
+..
+
+.. bpo: 1621
+.. date: 9112
+.. nonce: 0nclmI
+.. section: Library
+
+Avoid signed int negation overflow in the "audioop" module.
+
+..
+
+.. bpo: 27533
+.. date: 9111
+.. nonce: iDmKzV
+.. section: Library
+
+Release GIL in nt._isdir
+
+..
+
+.. bpo: 17711
+.. date: 9110
+.. nonce: 47AILJ
+.. section: Library
+
+Fixed unpickling by the persistent ID with protocol 0. Original patch by
+Alexandre Vassalotti.
+
+..
+
+.. bpo: 27522
+.. date: 9109
+.. nonce: 8vVz_t
+.. section: Library
+
+Avoid an unintentional reference cycle in email.feedparser.
+
+..
+
+.. bpo: 27512
+.. date: 9108
+.. nonce: FaGwup
+.. section: Library
+
+Fix a segfault when os.fspath() called an __fspath__() method that raised an
+exception. Patch by Xiang Zhang.
+
+..
+
+.. bpo: 27714
+.. date: 9107
+.. nonce: bUEDsI
+.. section: IDLE
+
+text_textview and test_autocomplete now pass when re-run in the same
+process. This occurs when test_idle fails when run with the -w option but
+without -jn. Fix warning from test_config.
+
+..
+
+.. bpo: 27621
+.. date: 9106
+.. nonce: BcpOPU
+.. section: IDLE
+
+Put query response validation error messages in the query box itself instead
+of in a separate massagebox. Redo tests to match. Add Mac OSX refinements.
+Original patch by Mark Roseman.
+
+..
+
+.. bpo: 27620
+.. date: 9105
+.. nonce: TXRR6x
+.. section: IDLE
+
+Escape key now closes Query box as cancelled.
+
+..
+
+.. bpo: 27609
+.. date: 9104
+.. nonce: MbTuKa
+.. section: IDLE
+
+IDLE: tab after initial whitespace should tab, not autocomplete. This fixes
+problem with writing docstrings at least twice indented.
+
+..
+
+.. bpo: 27609
+.. date: 9103
+.. nonce: OBYgv_
+.. section: IDLE
+
+Explicitly return None when there are also non-None returns. In a few cases,
+reverse a condition and eliminate a return.
+
+..
+
+.. bpo: 25507
+.. date: 9102
+.. nonce: lxf68d
+.. section: IDLE
+
+IDLE no longer runs buggy code because of its tkinter imports. Users must
+include the same imports required to run directly in Python.
+
+..
+
+.. bpo: 27173
+.. date: 9101
+.. nonce: M-fYaV
+.. section: IDLE
+
+Add 'IDLE Modern Unix' to the built-in key sets. Make the default key set
+depend on the platform. Add tests for the changes to the config module.
+
+..
+
+.. bpo: 27452
+.. date: 9100
+.. nonce: RtWnyR
+.. section: IDLE
+
+add line counter and crc to IDLE configHandler test dump.
+
+..
+
+.. bpo: 25805
+.. date: 9099
+.. nonce: 9SVxXQ
+.. section: Tests
+
+Skip a test in test_pkgutil as needed that doesn't work when ``__name__ ==
+__main__``. Patch by SilentGhost.
+
+..
+
+.. bpo: 27472
+.. date: 9098
+.. nonce: NS3L93
+.. section: Tests
+
+Add test.support.unix_shell as the path to the default shell.
+
+..
+
+.. bpo: 27369
+.. date: 9097
+.. nonce: LG7U2D
+.. section: Tests
+
+In test_pyexpat, avoid testing an error message detail that changed in Expat
+2.2.0.
+
+..
+
+.. bpo: 27594
+.. date: 9096
+.. nonce: w3F57B
+.. section: Tests
+
+Prevent assertion error when running test_ast with coverage enabled: ensure
+code object has a valid first line number. Patch suggested by Ivan
+Levkivskyi.
+
+..
+
+.. bpo: 27647
+.. date: 9095
+.. nonce: -1HUR6
+.. section: Windows
+
+Update bundled Tcl/Tk to 8.6.6.
+
+..
+
+.. bpo: 27610
+.. date: 9094
+.. nonce: O0o0mB
+.. section: Windows
+
+Adds PEP 514 metadata to Windows installer
+
+..
+
+.. bpo: 27469
+.. date: 9093
+.. nonce: 0GwDkX
+.. section: Windows
+
+Adds a shell extension to the launcher so that drag and drop works
+correctly.
+
+..
+
+.. bpo: 27309
+.. date: 9092
+.. nonce: chiOo6
+.. section: Windows
+
+Enables proper Windows styles in python[w].exe manifest.
+
+..
+
+.. bpo: 27713
+.. date: 9091
+.. nonce: _3DgXG
+.. section: Build
+
+Suppress spurious build warnings when updating importlib's bootstrap files.
+Patch by Xiang Zhang
+
+..
+
+.. bpo: 25825
+.. date: 9090
+.. nonce: MLbdVU
+.. section: Build
+
+Correct the references to Modules/python.exp, which is required on AIX. The
+references were accidentally changed in 3.5.0a1.
+
+..
+
+.. bpo: 27453
+.. date: 9089
+.. nonce: Pb5DBi
+.. section: Build
+
+CPP invocation in configure must use CPPFLAGS. Patch by Chi Hsuan Yen.
+
+..
+
+.. bpo: 27641
+.. date: 9088
+.. nonce: eGzgCk
+.. section: Build
+
+The configure script now inserts comments into the makefile to prevent the
+pgen and _freeze_importlib executables from being cross- compiled.
+
+..
+
+.. bpo: 26662
+.. date: 9087
+.. nonce: XkwRxM
+.. section: Build
+
+Set PYTHON_FOR_GEN in configure as the Python program to be used for file
+generation during the build.
+
+..
+
+.. bpo: 10910
+.. date: 9086
+.. nonce: ZdRayb
+.. section: Build
+
+Avoid C++ compilation errors on FreeBSD and OS X. Also update FreedBSD
+version checks for the original ctype UTF-8 workaround.