Thonny Python IDE最简单的Python和MicroPython开发工具

+++++++++++ Python News +++++++++++ What's New in Python 3.10.11 final? =================================== *Release date: 2023-04-04* Security -------- - gh-issue-101727: Updated the OpenSSL version used in Windows and macOS binary release builds to 1.1.1t to address CVE-2023-0286, CVE-2022-4303, and CVE-2022-4303 per `the OpenSSL 2023-02-07 security advisory <https://www.openssl.org/news/secadv/20230207.txt>`_. - gh-issue-101283: :class:`subprocess.Popen` now uses a safer approach to find ``cmd.exe`` when launching with ``shell=True``. Patch by Eryk Sun, based on a patch by Oleg Iarygin. Core and Builtins ----------------- - gh-issue-102416: Do not memoize incorrectly automatically generated loop rules in the parser. Patch by Pablo Galindo. - gh-issue-102356: Fix a bug that caused a crash when deallocating deeply nested filter objects. Patch by Marta Gómez Macías. - gh-issue-102397: Fix segfault from race condition in signal handling during garbage collection. Patch by Kumar Aditya. - gh-issue-102126: Fix deadlock at shutdown when clearing thread states if any finalizer tries to acquire the runtime head lock. Patch by Kumar Aditya. - gh-issue-102027: Fix SSE2 and SSE3 detection in ``_blake2`` internal module. Patch by Max Bachmann. - gh-issue-101967: Fix possible segfault in ``positional_only_passed_as_keyword`` function, when new list created. - gh-issue-101765: Fix SystemError / segmentation fault in iter ``__reduce__`` when internal access of ``builtins.__dict__`` keys mutates the iter object. Library ------- - gh-issue-102947: Improve traceback when :func:`dataclasses.fields` is called on a non-dataclass. Patch by Alex Waygood - gh-issue-101979: Fix a bug where parentheses in the ``metavar`` argument to :meth:`argparse.ArgumentParser.add_argument` were dropped. Patch by Yeojin Kim. - gh-issue-102179: Fix :func:`os.dup2` error message for negative fds. - gh-issue-101961: For the binary mode, :func:`fileinput.hookcompressed` doesn't set the ``encoding`` value even if the value is ``None``. Patch by Gihwan Kim. - gh-issue-101936: The default value of ``fp`` becomes :class:`io.BytesIO` if :exc:`~urllib.error.HTTPError` is initialized without a designated ``fp`` parameter. Patch by Long Vo. - gh-issue-101566: In zipfile, apply fix for extractall on the underlying zipfile after being wrapped in ``Path``. - gh-issue-101997: Upgrade pip wheel bundled with ensurepip (pip 23.0.1) - gh-issue-101892: Callable iterators no longer raise :class:`SystemError` when the callable object exhausts the iterator but forgets to either return a sentinel value or raise :class:`StopIteration`. - gh-issue-97786: Fix potential undefined behaviour in corner cases of floating-point-to-time conversions. - gh-issue-101517: Fixed bug where :mod:`bdb` looks up the source line with :mod:`linecache` with a ``lineno=None``, which causes it to fail with an unhandled exception. - gh-issue-101673: Fix a :mod:`pdb` bug where ``ll`` clears the changes to local variables. - gh-issue-96931: Fix incorrect results from :meth:`ssl.SSLSocket.shared_ciphers` - gh-issue-88233: Correctly preserve "extra" fields in ``zipfile`` regardless of their ordering relative to a zip64 "extra." - gh-issue-95495: When built against OpenSSL 3.0, the :mod:`ssl` module had a bug where it reported unauthenticated EOFs (i.e. without close_notify) as a clean TLS-level EOF. It now raises :exc:`~ssl.SSLEOFError`, matching the behavior in previous versions of OpenSSL. The :attr:`~ssl.SSLContext.options` attribute on :class:`~ssl.SSLContext` also no longer includes :data:`~ssl.OP_IGNORE_UNEXPECTED_EOF` by default. This option may be set to specify the previous OpenSSL 3.0 behavior. - gh-issue-94440: Fix a :mod:`concurrent.futures.process` bug where ``ProcessPoolExecutor`` shutdown could hang after a future has been quickly submitted and canceled. Documentation ------------- - gh-issue-103112: Add docstring to :meth:`http.client.HTTPResponse.read` to fix ``pydoc`` output. - gh-issue-85417: Update :mod:`cmath` documentation to clarify behaviour on branch cuts. - gh-issue-97725: Fix :meth:`asyncio.Task.print_stack` description for ``file=None``. Patch by Oleg Iarygin. Tests ----- - gh-issue-102980: Improve test coverage on :mod:`pdb`. - gh-issue-102537: Adjust the error handling strategy in ``test_zoneinfo.TzPathTest.python_tzpath_context``. Patch by Paul Ganssle. - gh-issue-101377: Improved test_locale_calendar_formatweekday of calendar. Build ----- - gh-issue-102711: Fix ``-Wstrict-prototypes`` compiler warnings. Windows ------- - gh-issue-101759: Update Windows installer to SQLite 3.40.1. - gh-issue-101614: Correctly handle extensions built against debug binaries that reference ``python3_d.dll``. macOS ----- - gh-issue-103207: Add instructions to the macOS installer welcome display on how to workaround the macOS 13 Ventura “The installer encountered an error” failure. - gh-issue-101759: Update macOS installer to SQLite 3.40.1. - gh-issue-87235: On macOS ``python3 /dev/fd/9 9</path/to/script.py`` failed for any script longer than a couple of bytes. What's New in Python 3.10.10 final? =================================== *Release date: 2023-02-07* Core and Builtins ----------------- - gh-issue-101400: Fix wrong lineno in exception message on :keyword:`continue` or :keyword:`break` which are not in a loop. Patch by Dong-hee Na. - gh-issue-101372: Fix :func:`~unicodedata.is_normalized` to properly handle the UCD 3.2.0 cases. Patch by Dong-hee Na. - gh-issue-101046: Fix a possible memory leak in the parser when raising :exc:`MemoryError`. Patch by Pablo Galindo - gh-issue-100942: Fixed segfault in property.getter/setter/deleter that occurred when a property subclass overrode the ``__new__`` method to return a non-property instance. - gh-issue-100892: Fix race while iterating over thread states in clearing :class:`threading.local`. Patch by Kumar Aditya. - gh-issue-100776: Fix misleading default value in :func:`input`'s ``__text_signature__``. - gh-issue-100374: Fix incorrect result and delay in :func:`socket.getfqdn`. Patch by Dominic Socular. - gh-issue-100050: Honor existing errors obtained when searching for mismatching parentheses in the tokenizer. Patch by Pablo Galindo - bpo-32782: ``ctypes`` arrays of length 0 now report a correct itemsize when a ``memoryview`` is constructed from them, rather than always giving a value of 0. Library ------- - gh-issue-100795: Avoid potential unexpected ``freeaddrinfo`` call (double free) in :mod:`socket` when when a libc ``getaddrinfo()`` implementation leaves garbage in an output pointer when returning an error. Original patch by Sergey G. Brester. - gh-issue-101143: Remove unused references to :class:`~asyncio.TimerHandle` in ``asyncio.base_events.BaseEventLoop._add_callback``. - gh-issue-101144: Make :func:`zipfile.Path.open` and :func:`zipfile.Path.read_text` also accept ``encoding`` as a positional argument. This was the behavior in Python 3.9 and earlier. Earlier 3.10 versions had a regression where supplying it as a positional argument would lead to a :exc:`TypeError`. - gh-issue-100573: Fix a Windows :mod:`asyncio` bug with named pipes where a client doing ``os.stat()`` on the pipe would cause an error in the server that disabled serving future requests. - gh-issue-90104: Avoid RecursionError on ``repr`` if a dataclass field definition has a cyclic reference. - gh-issue-100689: Fix crash in :mod:`pyexpat` by statically allocating ``PyExpat_CAPI`` capsule. - gh-issue-100740: Fix ``unittest.mock.Mock`` not respecting the spec for attribute names prefi