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author | larryhastings <larry@hastings.org> | 2017-09-04 20:30:19 (GMT) |
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committer | GitHub <noreply@github.com> | 2017-09-04 20:30:19 (GMT) |
commit | f9f17346d722b6f073a048b41ec0d6adf336d1d2 (patch) | |
tree | 419ced40748802468c84a321be18777a0eb47626 /Misc/NEWS.d/3.6.0a4.rst | |
parent | 002d64039b60c1a9289f981fe73a5cf91d082136 (diff) | |
download | cpython-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.rst | 685 |
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. |