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Diffstat (limited to 'Misc/NEWS.d/3.5.0a3.rst')
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diff --git a/Misc/NEWS.d/3.5.0a3.rst b/Misc/NEWS.d/3.5.0a3.rst new file mode 100644 index 0000000..a096809 --- /dev/null +++ b/Misc/NEWS.d/3.5.0a3.rst @@ -0,0 +1,518 @@ +.. bpo: 23573 +.. date: 7702 +.. nonce: ZpM4D- +.. release date: 2015-03-28 +.. section: Core and Builtins + +Increased performance of string search operations (str.find, str.index, +str.count, the in operator, str.split, str.partition) with arguments of +different kinds (UCS1, UCS2, UCS4). + +.. + +.. bpo: 23753 +.. date: 7701 +.. nonce: CREjLC +.. section: Core and Builtins + +Python doesn't support anymore platforms without stat() or fstat(), these +functions are always required. + +.. + +.. bpo: 23681 +.. date: 7700 +.. nonce: kh02TF +.. section: Core and Builtins + +The -b option now affects comparisons of bytes with int. + +.. + +.. bpo: 23632 +.. date: 7699 +.. nonce: UVdIZY +.. section: Core and Builtins + +Memoryviews now allow tuple indexing (including for multi-dimensional +memoryviews). + +.. + +.. bpo: 23192 +.. date: 7698 +.. nonce: QKqdow +.. section: Core and Builtins + +Fixed generator lambdas. Patch by Bruno Cauet. + +.. + +.. bpo: 23629 +.. date: 7697 +.. nonce: r9Mt2C +.. section: Core and Builtins + +Fix the default __sizeof__ implementation for variable-sized objects. + +.. + +.. bpo: 14260 +.. date: 7696 +.. nonce: b5M04V +.. section: Library + +The groupindex attribute of regular expression pattern object now is non- +modifiable mapping. + +.. + +.. bpo: 23792 +.. date: 7695 +.. nonce: Kfm9-f +.. section: Library + +Ignore KeyboardInterrupt when the pydoc pager is active. This mimics the +behavior of the standard unix pagers, and prevents pipepager from shutting +down while the pager itself is still running. + +.. + +.. bpo: 23775 +.. date: 7694 +.. nonce: xKGrSQ +.. section: Library + +pprint() of OrderedDict now outputs the same representation as repr(). + +.. + +.. bpo: 23765 +.. date: 7693 +.. nonce: 2ta_C4 +.. section: Library + +Removed IsBadStringPtr calls in ctypes + +.. + +.. bpo: 22364 +.. date: 7692 +.. nonce: ejtoKl +.. section: Library + +Improved some re error messages using regex for hints. + +.. + +.. bpo: 23742 +.. date: 7691 +.. nonce: _EkAIa +.. section: Library + +ntpath.expandvars() no longer loses unbalanced single quotes. + +.. + +.. bpo: 21717 +.. date: 7690 +.. nonce: pKndpx +.. section: Library + +The zipfile.ZipFile.open function now supports 'x' (exclusive creation) +mode. + +.. + +.. bpo: 21802 +.. date: 7689 +.. nonce: ygSM2A +.. section: Library + +The reader in BufferedRWPair now is closed even when closing writer failed +in BufferedRWPair.close(). + +.. + +.. bpo: 23622 +.. date: 7688 +.. nonce: 9-ZRqj +.. section: Library + +Unknown escapes in regular expressions that consist of ``'\'`` and ASCII +letter now raise a deprecation warning and will be forbidden in Python 3.6. + +.. + +.. bpo: 23671 +.. date: 7687 +.. nonce: zWPm-a +.. section: Library + +string.Template now allows specifying the "self" parameter as a keyword +argument. string.Formatter now allows specifying the "self" and the +"format_string" parameters as keyword arguments. + +.. + +.. bpo: 23502 +.. date: 7686 +.. nonce: AH20IQ +.. section: Library + +The pprint module now supports mapping proxies. + +.. + +.. bpo: 17530 +.. date: 7685 +.. nonce: PUp8rL +.. section: Library + +pprint now wraps long bytes objects and bytearrays. + +.. + +.. bpo: 22687 +.. date: 7684 +.. nonce: zEJPd9 +.. section: Library + +Fixed some corner cases in breaking words in tetxtwrap. Got rid of quadratic +complexity in breaking long words. + +.. + +.. bpo: 4727 +.. date: 7683 +.. nonce: iDQSpi +.. section: Library + +The copy module now uses pickle protocol 4 (PEP 3154) and supports copying +of instances of classes whose __new__ method takes keyword-only arguments. + +.. + +.. bpo: 23491 +.. date: 7682 +.. nonce: P_WKrt +.. section: Library + +Added a zipapp module to support creating executable zip file archives of +Python code. Registered ".pyz" and ".pyzw" extensions on Windows for these +archives (PEP 441). + +.. + +.. bpo: 23657 +.. date: 7681 +.. nonce: y1OaV- +.. section: Library + +Avoid explicit checks for str in zipapp, adding support for pathlib.Path +objects as arguments. + +.. + +.. bpo: 23688 +.. date: 7680 +.. nonce: d6LVy3 +.. section: Library + +Added support of arbitrary bytes-like objects and avoided unnecessary +copying of memoryview in gzip.GzipFile.write(). Original patch by Wolfgang +Maier. + +.. + +.. bpo: 23252 +.. date: 7679 +.. nonce: Goi18g +.. section: Library + +Added support for writing ZIP files to unseekable streams. + +.. + +.. bpo: 23647 +.. date: 7678 +.. nonce: pX2qrx +.. section: Library + +Increase impalib's MAXLINE to accommodate modern mailbox sizes. + +.. + +.. bpo: 23539 +.. date: 7677 +.. nonce: 5BVUim +.. section: Library + +If body is None, http.client.HTTPConnection.request now sets Content-Length +to 0 for PUT, POST, and PATCH headers to avoid 411 errors from some web +servers. + +.. + +.. bpo: 22351 +.. date: 7676 +.. nonce: agB8Y3 +.. section: Library + +The nntplib.NNTP constructor no longer leaves the connection and socket open +until the garbage collector cleans them up. Patch by Martin Panter. + +.. + +.. bpo: 23704 +.. date: 7675 +.. nonce: LTyyxL +.. section: Library + +collections.deque() objects now support methods for index(), insert(), and +copy(). This allows deques to be registered as a MutableSequence and it +improves their substitutability for lists. + +.. + +.. bpo: 23715 +.. date: 7674 +.. nonce: Yap3tU +.. section: Library + +:func:`signal.sigwaitinfo` and :func:`signal.sigtimedwait` are now retried +when interrupted by a signal not in the *sigset* parameter, if the signal +handler does not raise an exception. signal.sigtimedwait() recomputes the +timeout with a monotonic clock when it is retried. + +.. + +.. bpo: 23001 +.. date: 7673 +.. nonce: YSFnam +.. section: Library + +Few functions in modules mmap, ossaudiodev, socket, ssl, and codecs, that +accepted only read-only bytes-like object now accept writable bytes-like +object too. + +.. + +.. bpo: 23646 +.. date: 7672 +.. nonce: Tljc1S +.. section: Library + +If time.sleep() is interrupted by a signal, the sleep is now retried with +the recomputed delay, except if the signal handler raises an exception (PEP +475). + +.. + +.. bpo: 23136 +.. date: 7671 +.. nonce: 1bnpnb +.. section: Library + +_strptime now uniformly handles all days in week 0, including Dec 30 of +previous year. Based on patch by Jim Carroll. + +.. + +.. bpo: 23700 +.. date: 7670 +.. nonce: VfnWwi +.. section: Library + +Iterator of NamedTemporaryFile now keeps a reference to NamedTemporaryFile +instance. Patch by Bohuslav Kabrda. + +.. + +.. bpo: 22903 +.. date: 7669 +.. nonce: 2GjTHY +.. section: Library + +The fake test case created by unittest.loader when it fails importing a test +module is now picklable. + +.. + +.. bpo: 22181 +.. date: 7668 +.. nonce: 7mnxea +.. section: Library + +On Linux, os.urandom() now uses the new getrandom() syscall if available, +syscall introduced in the Linux kernel 3.17. It is more reliable and more +secure, because it avoids the need of a file descriptor and waits until the +kernel has enough entropy. + +.. + +.. bpo: 2211 +.. date: 7667 +.. nonce: 17Iz5U +.. section: Library + +Updated the implementation of the http.cookies.Morsel class. Setting +attributes key, value and coded_value directly now is deprecated. update() +and setdefault() now transform and check keys. Comparing for equality now +takes into account attributes key, value and coded_value. copy() now returns +a Morsel, not a dict. repr() now contains all attributes. Optimized +checking keys and quoting values. Added new tests. Original patch by Demian +Brecht. + +.. + +.. bpo: 18983 +.. date: 7666 +.. nonce: vF4i2S +.. section: Library + +Allow selection of output units in timeit. Patch by Julian Gindi. + +.. + +.. bpo: 23631 +.. date: 7665 +.. nonce: GfSqNI +.. section: Library + +Fix traceback.format_list when a traceback has been mutated. + +.. + +.. bpo: 23568 +.. date: 7664 +.. nonce: ffzJc7 +.. section: Library + +Add rdivmod support to MagicMock() objects. Patch by Håkan Lövdahl. + +.. + +.. bpo: 2052 +.. date: 7663 +.. nonce: ujNgna +.. section: Library + +Add charset parameter to HtmlDiff.make_file(). + +.. + +.. bpo: 23668 +.. date: 7662 +.. nonce: nF_jnN +.. section: Library + +Support os.truncate and os.ftruncate on Windows. + +.. + +.. bpo: 23138 +.. date: 7661 +.. nonce: 4vMoMZ +.. section: Library + +Fixed parsing cookies with absent keys or values in cookiejar. Patch by +Demian Brecht. + +.. + +.. bpo: 23051 +.. date: 7660 +.. nonce: Vi5tCZ +.. section: Library + +multiprocessing.Pool methods imap() and imap_unordered() now handle +exceptions raised by an iterator. Patch by Alon Diamant and Davin Potts. + +.. + +.. bpo: 23581 +.. date: 7659 +.. nonce: D4Lknl +.. section: Library + +Add matmul support to MagicMock. Patch by Håkan Lövdahl. + +.. + +.. bpo: 23566 +.. date: 7658 +.. nonce: F6LSyk +.. section: Library + +enable(), register(), dump_traceback() and dump_traceback_later() functions +of faulthandler now accept file descriptors. Patch by Wei Wu. + +.. + +.. bpo: 22928 +.. date: 7657 +.. nonce: q2TmY0 +.. section: Library + +Disabled HTTP header injections in http.client. Original patch by Demian +Brecht. + +.. + +.. bpo: 23615 +.. date: 7656 +.. nonce: 5Kx9k5 +.. section: Library + +Modules bz2, tarfile and tokenize now can be reloaded with imp.reload(). +Patch by Thomas Kluyver. + +.. + +.. bpo: 23605 +.. date: 7655 +.. nonce: JUOA_X +.. section: Library + +os.walk() now calls os.scandir() instead of os.listdir(). The usage of +os.scandir() reduces the number of calls to os.stat(). Initial patch written +by Ben Hoyt. + +.. + +.. bpo: 23585 +.. date: 7654 +.. nonce: DTIIoI +.. section: Build + +make patchcheck will ensure the interpreter is built. + +.. + +.. bpo: 23583 +.. date: 7653 +.. nonce: bY8AbM +.. section: Tests + +Added tests for standard IO streams in IDLE. + +.. + +.. bpo: 22289 +.. date: 7652 +.. nonce: ybGcC- +.. section: Tests + +Prevent test_urllib2net failures due to ftp connection timeout. + +.. + +.. bpo: 22826 +.. date: 7651 +.. nonce: 3bcoDL +.. section: Tools/Demos + +The result of open() in Tools/freeze/bkfile.py is now better compatible with +regular files (in particular it now supports the context management +protocol). |