- Update to 3.10.6:
- gh-87389: http.server: Fix an open redirection vulnerability
in the HTTP server when an URI path starts with //.
Vulnerability discovered, and initial fix proposed, by Hamza
Avvan.
- gh-92888: Fix memoryview use after free when accessing the
backing buffer in certain cases.
- gh-95355: _PyPegen_Parser_New now properly detects token
memory allocation errors. Patch by Honglin Zhu.
- gh-94938: Fix error detection in some builtin functions when
keyword argument name is an instance of a str subclass with
overloaded __eq__ and __hash__. Previously it could cause
SystemError or other undesired behavior.
- gh-94949: ast.parse() will no longer parse parenthesized
context managers when passed feature_version less than
(3, 9). Patch by Shantanu Jain.
- gh-94947: ast.parse() will no longer parse assignment
expressions when passed feature_version less than
(3, 8). Patch by Shantanu Jain.
- gh-94869: Fix the column offsets for some expressions in
multi-line f-strings ast nodes. Patch by Pablo Galindo.
- gh-91153: Fix an issue where a bytearray item assignment
could crash if it’s resized by the new value’s __index__()
method.
- gh-94329: Compile and run code with unpacking of extremely
large sequences (1000s of elements). Such code failed to
compile. It now compiles and runs correctly.
- gh-94360: Fixed a tokenizer crash when reading encoded
files with syntax errors from stdin with non utf-8 encoded
text. Patch by Pablo Galindo
- gh-94192: Fix error for dictionary literals with invalid
expression as value.
- gh-93964: Strengthened compiler overflow checks to prevent
crashes when compiling very large source files.
- gh-93671: Fix some exponential backtrace case happening with
deeply nested sequence patterns in match statements. Patch by
Pablo Galindo
- gh-93021: Fix the __text_signature__ for __get__() methods
implemented in C. Patch by Jelle Zijlstra.
- gh-92930: Fixed a crash in _pickle.c from mutating
collections during __reduce__ or persistent_id.
- gh-92914: Always round the allocated size for lists up to the
nearest even number.
- gh-92858: Improve error message for some suites with syntax
error before ‘:’
- gh-95339: Update bundled pip to 22.2.1.
- gh-95045: Fix GC crash when deallocating _lsprof.Profiler by
untracking it before calling any callbacks. Patch by Kumar
Aditya.
- gh-95087: Fix IndexError in parsing invalid date in the email
module.
- gh-95199: Upgrade bundled setuptools to 63.2.0.
- gh-95194: Upgrade bundled pip to 22.2.
- gh-93899: Fix check for existence of os.EFD_CLOEXEC,
os.EFD_NONBLOCK and os.EFD_SEMAPHORE flags on older kernel
versions where these flags are not present. Patch by Kumar
Aditya.
- gh-95166: Fix concurrent.futures.Executor.map() to cancel the
currently waiting on future on an error - e.g. TimeoutError
or KeyboardInterrupt.
- gh-93157: Fix fileinput module didn’t support errors option
when inplace is true.
- gh-94821: Fix binding of unix socket to empty address
on Linux to use an available address from the abstract
namespace, instead of “0”.
- gh-94736: Fix crash when deallocating an instance of a
subclass of _multiprocessing.SemLock. Patch by Kumar Aditya.
- gh-94637: SSLContext.set_default_verify_paths() now releases
the GIL around SSL_CTX_set_default_verify_paths call. The
function call performs I/O and CPU intensive work.
- gh-94510: Re-entrant calls to sys.setprofile() and
sys.settrace() now raise RuntimeError. Patch by Pablo
Galindo.
- gh-92336: Fix bug where linecache.getline() fails on bad
files with UnicodeDecodeError or SyntaxError. It now returns
an empty string as per the documentation.
- gh-89988: Fix memory leak in pickle.Pickler when looking up
dispatch_table. Patch by Kumar Aditya.
- gh-94254: Fixed types of struct module to be immutable. Patch
by Kumar Aditya.
- gh-94245: Fix pickling and copying of typing.Tuple[()].
- gh-94207: Made _struct.Struct GC-tracked in order to fix a
reference leak in the _struct module.
- gh-94101: Manual instantiation of ssl.SSLSession objects is
no longer allowed as it lead to misconfigured instances that
crashed the interpreter when attributes where accessed on
them.
- gh-84753: inspect.iscoroutinefunction(),
inspect.isgeneratorfunction(), and
inspect.isasyncgenfunction() now properly return True
for duck-typed function-like objects like instances of
unittest.mock.AsyncMock.
- This makes inspect.iscoroutinefunction() consistent with the
behavior of asyncio.iscoroutinefunction(). Patch by Mehdi
ABAAKOUK.
- gh-83499: Fix double closing of file description in tempfile.
- gh-79512: Fixed names and __module__ value of weakref classes
ReferenceType, ProxyType, CallableProxyType. It makes them
pickleable.
- gh-90494: copy.copy() and copy.deepcopy() now always raise
a TypeError if __reduce__() returns a tuple with length 6
instead of silently ignore the 6th item or produce incorrect
result.
- gh-90549: Fix a multiprocessing bug where a global named
resource (such as a semaphore) could leak when a child
process is spawned (as opposed to forked).
- gh-79579: sqlite3 now correctly detects DML queries with
leading comments. Patch by Erlend E. Aasland.
- gh-93421: Update sqlite3.Cursor.rowcount when a DML
statement has run to completion. This fixes the row count
for SQL queries like UPDATE ... RETURNING. Patch by Erlend
E. Aasland.
- gh-91810: Suppress writing an XML declaration in open
files in ElementTree.write() with encoding='unicode' and
xml_declaration=None.
- gh-93353: Fix the importlib.resources.as_file() context
manager to remove the temporary file if destroyed late
during Python finalization: keep a local reference to the
os.remove() function. Patch by Victor Stinner.
- gh-83658: Make multiprocessing.Pool raise an exception if
maxtasksperchild is not None or a positive int.
- gh-74696: shutil.make_archive() no longer temporarily changes
the current working directory during creation of standard
.zip or tar archives.
- gh-91577: Move imports in SharedMemory methods to module
level so that they can be executed late in python
finalization.
- bpo-47231: Fixed an issue with inconsistent trailing slashes
in tarfile longname directories.
- bpo-46755: In QueueHandler, clear stack_info from LogRecord
to prevent stack trace from being written twice.
- bpo-46053: Fix OSS audio support on NetBSD.
- bpo-46197: Fix ensurepip environment isolation for subprocess
running pip.
- bpo-45924: Fix asyncio incorrect traceback when future’s
exception is raised multiple times. Patch by Kumar Aditya.
- bpo-34828: sqlite3.Connection.iterdump() now handles
databases that use AUTOINCREMENT in one or more tables.
- gh-94321: Document the PEP 246 style protocol type
sqlite3.PrepareProtocol.
- gh-86128: Document a limitation in ThreadPoolExecutor where
its exit handler is executed before any handlers in atexit.
- gh-61162: Clarify sqlite3 behavior when Using the connection
as a context manager.
- gh-87260: Align sqlite3 argument specs with the actual
implementation.
- gh-86986: The minimum Sphinx version required to build the
documentation is now 3.2.
- gh-88831: Augmented documentation of
asyncio.create_task(). Clarified the need to keep strong
references to tasks and added a code snippet detailing how to
to this.
- bpo-47161: Document that pathlib.PurePath does not collapse
initial double slashes because they denote UNC paths.
- gh-95280: Fix problem with test_ssl test_get_ciphers on
systems that require perfect forward secrecy (PFS) ciphers.
- gh-95212: Make multiprocessing test case
test_shared_memory_recreate parallel-safe.
- gh-91330: Added more tests for dataclasses to cover behavior
with data descriptor-based fields.
- gh-94208: test_ssl is now checking for supported TLS version
and protocols in more tests.
- gh-93951: In test_bdb.StateTestCase.test_skip, avoid
including auxiliary importers.
- gh-93957: Provide nicer error reporting from subprocesses in
test_venv.EnsurePipTest.test_with_pip.
- gh-57539: Increase calendar test coverage for
calendar.LocaleTextCalendar.formatweekday().
- gh-92886: Fixing tests that fail when running with
optimizations (-O) in test_zipimport.py
- bpo-47016: Create a GitHub Actions workflow for verifying
bundled pip and setuptools. Patch by Illia Volochii and Adam
Turner.
- gh-94841: Fix the possible performance regression of
PyObject_Free() compiled with MSVC version 1932.
- gh-95511: Fix the Shell context menu copy-with-prompts bug of
copying an extra line when one selects whole lines.
- gh-95471: In the Edit menu, move Select All and add a new
separator.
- gh-95411: Enable using IDLE’s module browser with .pyw files.
- gh-89610: Add .pyi as a recognized extension for IDLE on
macOS. This allows opening stub files by double clicking on
them in the Finder.
- gh-94538: Fix Argument Clinic output to custom file
destinations. Patch by Erlend E. Aasland.
- gh-94430: Allow parameters named module and self with custom
C names in Argument Clinic. Patch by Erlend E. Aasland
- gh-94930: Fix SystemError raised when
PyArg_ParseTupleAndKeywords() is used with # in (...) but
without PY_SSIZE_T_CLEAN defined.
- gh-94864: Fix PyArg_Parse* with deprecated format units “u”
and “Z”. It returned 1 (success) when warnings are turned
into exceptions.