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6 years agobpo-34595: Add %T format to PyUnicode_FromFormatV() (GH-9080)
Victor Stinner [Fri, 7 Sep 2018 16:00:58 +0000 (18:00 +0200)]
bpo-34595: Add %T format to PyUnicode_FromFormatV() (GH-9080)

* Add %T format to PyUnicode_FromFormatV(), and so to
  PyUnicode_FromFormat() and PyErr_Format(), to format an object type
  name: equivalent to "%s" with Py_TYPE(obj)->tp_name.
* Replace Py_TYPE(obj)->tp_name with %T format in unicodeobject.c.
* Add unit test on %T format.
* Rename unicode_fromformat_write_cstr() to
  unicode_fromformat_write_utf8(), to make the intent more explicit.

6 years agobpo-20104: Add flag capabilities to posix_spawn (GH-6693)
Pablo Galindo [Fri, 7 Sep 2018 15:44:24 +0000 (16:44 +0100)]
bpo-20104: Add flag capabilities to posix_spawn (GH-6693)

Implement the "attributes objects" parameter of `os.posix_spawn` to complete the implementation and fully cover the underlying API.

6 years agobpo-34605: Avoid master/slave terms (GH-9101)
Victor Stinner [Fri, 7 Sep 2018 15:30:33 +0000 (17:30 +0200)]
bpo-34605: Avoid master/slave terms (GH-9101)

* Replace "master process" with "parent process"
* Replace "master option mappings" with "main option mappings"
* Replace "master pattern object" with "main pattern object"
* ssl: replace "master" with "server"
* And some other similar changes

6 years agobpo-34605, libregrtest: Rename --slaveargs to --worker-args (GH-9099)
Victor Stinner [Fri, 7 Sep 2018 15:20:42 +0000 (17:20 +0200)]
bpo-34605, libregrtest: Rename --slaveargs to --worker-args (GH-9099)

Rename also run_tests_slave() to run_tests_worker().

6 years agobpo-33625: Release GIL for grp.getgr{nam,gid} and pwd.getpw{nam,uid} (GH-7081)
William Grzybowski [Fri, 7 Sep 2018 12:06:15 +0000 (09:06 -0300)]
bpo-33625: Release GIL for grp.getgr{nam,gid} and pwd.getpw{nam,uid} (GH-7081)

Release GIL on grp.getgrnam(), grp.getgrgid(), pwd.getpwnam() and
pwd.getpwuid() if reentrant variants of these functions are available.

Patch by William Grzybowski.

6 years agoDoc: Missing 'f' in an f-string. (GH-9074)
Julien Palard [Fri, 7 Sep 2018 09:31:47 +0000 (11:31 +0200)]
Doc: Missing 'f' in an f-string. (GH-9074)

6 years ago_sre.c: Removed unused SRE_IS_ALNUM macro (GH-9090)
Sergey Fedoseev [Fri, 7 Sep 2018 08:56:09 +0000 (13:56 +0500)]
_sre.c: Removed unused SRE_IS_ALNUM macro (GH-9090)

6 years agobpo-25750: fix refcounts in type_getattro() (GH-6118)
jdemeyer [Fri, 7 Sep 2018 07:37:00 +0000 (09:37 +0200)]
bpo-25750: fix refcounts in type_getattro() (GH-6118)

When calling tp_descr_get(self, obj, type), make sure that
we own a strong reference to "self".

6 years agocloses bpo-34599: Improve performance of _Py_bytes_capitalize(). (GH-9083)
Sergey Fedoseev [Fri, 7 Sep 2018 04:54:49 +0000 (09:54 +0500)]
closes bpo-34599: Improve performance of _Py_bytes_capitalize(). (GH-9083)

6 years agocloses bpo-34594: Don't hardcode errno values in the tests. (GH-9076)
Zackery Spytz [Thu, 6 Sep 2018 18:43:30 +0000 (12:43 -0600)]
closes bpo-34594: Don't hardcode errno values in the tests. (GH-9076)

6 years agobpo-30977: make uuid.UUID use __slots__ (GH-9078)
Tal Einat [Thu, 6 Sep 2018 11:34:25 +0000 (14:34 +0300)]
bpo-30977: make uuid.UUID use __slots__ (GH-9078)

Co-Authored-By: Wouter Bolsterlee.
6 years agocloses bpo-34581 : Conditionalize use of __pragma in Modules/socketmodule.c. (GH...
Erik Janssens [Wed, 5 Sep 2018 06:29:42 +0000 (08:29 +0200)]
closes bpo-34581 : Conditionalize use of __pragma in Modules/socketmodule.c. (GH-9067)

6 years agobpo-34565: Change a PC/launcher.c comment to accurately describe valid major versions...
Brendan Gerrity [Tue, 4 Sep 2018 16:35:46 +0000 (09:35 -0700)]
bpo-34565: Change a PC/launcher.c comment to accurately describe valid major versions. (GH-9037)

6 years agobpo-34563: Fix for invalid assert on big output of multiprocessing.Process (GH-9027)
Alexander Buchkovsky [Tue, 4 Sep 2018 16:10:28 +0000 (19:10 +0300)]
bpo-34563: Fix for invalid assert on big output of multiprocessing.Process (GH-9027)

Fix for invalid assert on big output of multiprocessing.Process.

6 years agobpo-26544: Add test for platform._comparable_version(). (GH-8973)
Serhiy Storchaka [Tue, 4 Sep 2018 12:04:25 +0000 (15:04 +0300)]
bpo-26544: Add test for platform._comparable_version(). (GH-8973)

6 years agobpo-34530: Fix distutils find_executable() (GH-9049)
Victor Stinner [Tue, 4 Sep 2018 09:01:09 +0000 (11:01 +0200)]
bpo-34530: Fix distutils find_executable() (GH-9049)

distutils.spawn.find_executable() now falls back on os.defpath if the
PATH environment variable is not set.

6 years agobpo-33613, test_semaphore_tracker_sigint: fix race condition (#7850)
Pablo Galindo [Tue, 4 Sep 2018 08:53:54 +0000 (09:53 +0100)]
bpo-33613, test_semaphore_tracker_sigint: fix race condition (#7850)

Fail `test_semaphore_tracker_sigint` if no warnings are expected and one is received.

Fix race condition when the child receives SIGINT before it can register signal handlers for it.

The race condition occurs when the parent calls
`_semaphore_tracker.ensure_running()` (which in turn spawns the
semaphore_tracker using `_posixsubprocess.fork_exec`), the child
registers the signal handlers and the parent tries to kill the child.
What seem to happen is that in some slow systems, the parent sends the
signal to kill the child before the child protects against the signal.

6 years agobpo-33083 - Make math.factorial reject arguments that are not int-like (GH-6149)
Pablo Galindo [Mon, 3 Sep 2018 21:20:06 +0000 (22:20 +0100)]
bpo-33083 - Make math.factorial reject arguments that are not int-like (GH-6149)

math.factorial() was accepting non-integral Decimal instances. This is inconsistent with the actual behaviour for floats, which are not accepted.

6 years agobpo-26901: Fix the Argument Clinic test suite (GH-8879)
Victor Stinner [Mon, 3 Sep 2018 21:17:20 +0000 (23:17 +0200)]
bpo-26901: Fix the Argument Clinic test suite (GH-8879)

* Fix Tools/clinic/clinic_test.py: add missing
  FakeClinic.destination_buffers attribute and pass a file argument
  to Clinic().
* Rename Tools/clinic/clinic_test.py to Lib/test/test_clinic.py:
  add temporary Tools/clinic/ to sys.path to import the clinic
  module.

Co-Authored-By: Pablo Galindo <pablogsal@gmail.com>
6 years agobpo-34544: pymain_read_conf() don't change LC_ALL (GH-9045)
Victor Stinner [Mon, 3 Sep 2018 15:32:31 +0000 (17:32 +0200)]
bpo-34544: pymain_read_conf() don't change LC_ALL (GH-9045)

bpo-34485, bpo-34544: Again, pymain_read_conf() leaves LC_ALL locale
unchanged: only modify LC_CTYPE.

6 years agobpo-34567: pythoninfo gets coreconfig (GH-9043)
Victor Stinner [Mon, 3 Sep 2018 15:06:39 +0000 (17:06 +0200)]
bpo-34567: pythoninfo gets coreconfig (GH-9043)

* Add _testcapi.get_coreconfig() to get the _PyCoreConfig of the
  interpreter
* test.pythoninfo now gets the core configuration using
  _testcapi.get_coreconfig()

6 years ago_Py_CoerceLegacyLocale() restores LC_CTYPE on fail (GH-9044)
Victor Stinner [Mon, 3 Sep 2018 15:05:18 +0000 (17:05 +0200)]
_Py_CoerceLegacyLocale() restores LC_CTYPE on fail (GH-9044)

bpo-34544: If _Py_CoerceLegacyLocale() fails to coerce the C locale,
restore the LC_CTYPE locale to the its previous value.

6 years agobpo-34544: Fix setlocale() in pymain_read_conf() (GH-9041)
Victor Stinner [Mon, 3 Sep 2018 12:38:21 +0000 (14:38 +0200)]
bpo-34544: Fix setlocale() in pymain_read_conf() (GH-9041)

bpo-34485, bpo-34544: On some FreeBSD, nl_langinfo(CODESET) fails if
LC_ALL or LC_CTYPE is set to an invalid locale name. Replace
_Py_SetLocaleFromEnv(LC_CTYPE) with _Py_SetLocaleFromEnv(LC_ALL) to
initialize properly locales.

Partially revert commit 177d921c8c03d30daa32994362023f777624b10d.

6 years agoMinor improvement to code clarity (GH-9036)
Raymond Hettinger [Sun, 2 Sep 2018 20:34:21 +0000 (13:34 -0700)]
Minor improvement to code clarity (GH-9036)

Make it clear that the n==0 case is included. Otherwise, you have to know that max==0.0 whenever n==0.

6 years agoFix struct sequence glossary entry grammar (GH-9030)
Zachary Ware [Sun, 2 Sep 2018 01:59:27 +0000 (20:59 -0500)]
Fix struct sequence glossary entry grammar (GH-9030)

... by removing a superfluous "either".

Reported by Никита Люшненко on docs@.

6 years agocloses bpo-34555: Fix incorrectly nested test for HAVE_LINUX_VM_SOCKETS_H (GH-9016)
Thomas Herzog [Sat, 1 Sep 2018 22:13:57 +0000 (00:13 +0200)]
closes bpo-34555: Fix incorrectly nested test for HAVE_LINUX_VM_SOCKETS_H (GH-9016)

6 years agoFix typo in typing.py module docstring (#9014)
Tim McNamara [Sat, 1 Sep 2018 08:56:58 +0000 (20:56 +1200)]
Fix typo in typing.py module docstring (#9014)

"explicitelly" → "explicitly"

6 years agobpo-34558: Add missing parentheses in _aix.py (GH-9017)
Michael Felt [Sat, 1 Sep 2018 02:31:07 +0000 (04:31 +0200)]
bpo-34558: Add missing parentheses in _aix.py (GH-9017)

p.wait()

6 years agobpo-34007: Skip traceback tests if the Program Counter is not available. (GH-9018)
Pablo Galindo [Fri, 31 Aug 2018 22:04:47 +0000 (23:04 +0100)]
bpo-34007: Skip traceback tests if the Program Counter is not available. (GH-9018)

Sometimes some versions of the shared libraries that are part of the
traceback are compiled in optimised mode and the Program Counter (PC)
is not present, not allowing gdb to walk the frames back. When this
happens, the Python bindings of gdb raise an exception, making the
test impossible to succeed.

6 years agobpo-34408: Prevent a null pointer dereference and resource leakage in `PyInterpreterS...
Pablo Galindo [Fri, 31 Aug 2018 21:49:29 +0000 (22:49 +0100)]
bpo-34408: Prevent a null pointer dereference and resource leakage in `PyInterpreterState_New()` (GH-8767)

* A pointer in `PyInterpreterState_New()` could have been `NULL` when being dereferenced.

* Memory was leaked in `PyInterpreterState_New()` when taking some error-handling code path.

6 years agoSimplify vector_norm() by eliminating special cases in the main loop (GH-9006)
Raymond Hettinger [Fri, 31 Aug 2018 18:22:13 +0000 (11:22 -0700)]
Simplify vector_norm() by eliminating special cases in the main loop (GH-9006)

The *max* value is no longer treated as a special case in the main loop.  Besides making the main loop simpler and branchless, this also lets us relax the input restriction of *vec* to contain only non-negative values.

6 years agobpo-34062: Add missing launcher argument and make behavior consistent between short...
Brendan Gerrity [Fri, 31 Aug 2018 15:15:42 +0000 (08:15 -0700)]
bpo-34062: Add missing launcher argument and make behavior consistent between short and long arguments (GH-8827)

Added previously missing "--list" argument.
Made "--list" and "--list-paths" behavior consistent with the corresponding "-0" and "-0p" arguments.

6 years agoAdd VSTS status badge to readme (GH-8958)
Steve Dower [Fri, 31 Aug 2018 15:11:35 +0000 (08:11 -0700)]
Add VSTS status badge to readme (GH-8958)

6 years agobpo-34097: Polish API design (GH-8725)
Marcel Plch [Fri, 31 Aug 2018 14:43:31 +0000 (16:43 +0200)]
bpo-34097: Polish API design (GH-8725)

Move strict_timestamps to constructor.

6 years agobpo-34427: Fix infinite loop when calling MutableSequence.extend() on self (GH-8813)
Naris R [Thu, 30 Aug 2018 16:56:14 +0000 (02:56 +1000)]
bpo-34427: Fix infinite loop when calling MutableSequence.extend() on self (GH-8813)

6 years agobpo-34542: Update test certs and keys (GH-8997)
Christian Heimes [Thu, 30 Aug 2018 05:25:49 +0000 (07:25 +0200)]
bpo-34542: Update test certs and keys (GH-8997)

Update all test certs and keys to use future proof crypto settings:

* 3072 bit RSA keys
* SHA-256 signature

Signed-off-by: Christian Heimes <christian@python.org>
6 years agoFix TestPosixSpawn.test_close_file() (GH-8992)
Victor Stinner [Wed, 29 Aug 2018 23:21:11 +0000 (01:21 +0200)]
Fix TestPosixSpawn.test_close_file() (GH-8992)

Modify TestPosixSpawn to run Python using -I and -S options.

Disable site module to avoid side effects. For example, on Fedora 28,
if the HOME environment variable is not set, site._getuserbase()
calls pwd.getpwuid() which opens /var/lib/sss/mc/passwd, but then
leaves the file open which makes test_close_file() to fail.

6 years agobpo-34523: Use _PyCoreConfig instead of globals (GH-9005)
Victor Stinner [Wed, 29 Aug 2018 22:50:45 +0000 (00:50 +0200)]
bpo-34523: Use _PyCoreConfig instead of globals (GH-9005)

Use the core configuration of the interpreter, rather
than using global configuration variables. For example, replace
Py_QuietFlag with core_config->quiet.

6 years agobpo-34523: Py_FileSystemDefaultEncoding NULL by default (GH-9003)
Victor Stinner [Wed, 29 Aug 2018 21:26:55 +0000 (23:26 +0200)]
bpo-34523: Py_FileSystemDefaultEncoding NULL by default (GH-9003)

* Py_FileSystemDefaultEncoding and Py_FileSystemDefaultEncodeErrors
  default value is now NULL: initfsencoding() set them
  during Python initialization.
* Document how Python chooses the filesystem encoding and error
  handler.
* Add an assertion to _PyCoreConfig_Read().

6 years agobpo-34485: Emit C locale coercion warning later (GH-9002)
Victor Stinner [Wed, 29 Aug 2018 20:56:06 +0000 (22:56 +0200)]
bpo-34485: Emit C locale coercion warning later (GH-9002)

PYTHONCOERCELOCALE=warn warning is now emitted later and written into
sys.stderr, rather than being written into the C stderr stream.

6 years agobpo-34523: Support surrogatepass in locale codecs (GH-8995)
Victor Stinner [Wed, 29 Aug 2018 20:21:32 +0000 (22:21 +0200)]
bpo-34523: Support surrogatepass in locale codecs (GH-8995)

Add support for the "surrogatepass" error handler in
PyUnicode_DecodeFSDefault() and PyUnicode_EncodeFSDefault()
for the UTF-8 encoding.

Changes:

* _Py_DecodeUTF8Ex() and _Py_EncodeUTF8Ex() now support the
  surrogatepass error handler (_Py_ERROR_SURROGATEPASS).
* _Py_DecodeLocaleEx() and _Py_EncodeLocaleEx() now use
  the _Py_error_handler enum instead of "int surrogateescape" to pass
  the error handler. These functions now return -3 if the error
  handler is unknown.
* Add unit tests on _Py_DecodeLocaleEx() and _Py_EncodeLocaleEx()
  in test_codecs.
* Rename get_error_handler() to _Py_GetErrorHandler() and expose it
  as a private function.
* _freeze_importlib doesn't need config.filesystem_errors="strict"
  workaround anymore.

6 years agobpo-34523: Py_DecodeLocale() use UTF-8 on Windows (GH-8998)
Victor Stinner [Wed, 29 Aug 2018 17:32:47 +0000 (19:32 +0200)]
bpo-34523: Py_DecodeLocale() use UTF-8 on Windows (GH-8998)

Py_DecodeLocale() and Py_EncodeLocale() now use the UTF-8 encoding on
Windows if Py_LegacyWindowsFSEncodingFlag is zero.

pymain_read_conf() now sets Py_LegacyWindowsFSEncodingFlag in its
loop, but restore its value at exit.

6 years agobpo-34523: Fix config_init_fs_encoding() (GH-8991)
Victor Stinner [Wed, 29 Aug 2018 11:45:34 +0000 (13:45 +0200)]
bpo-34523: Fix config_init_fs_encoding() (GH-8991)

Call config_init_fs_encoding() if filesystem_errors is not NULL but
filesystem_encoding is NULL.

6 years agobpo-34523: Add _PyCoreConfig.filesystem_encoding (GH-8963)
Victor Stinner [Wed, 29 Aug 2018 11:25:36 +0000 (13:25 +0200)]
bpo-34523: Add _PyCoreConfig.filesystem_encoding (GH-8963)

_PyCoreConfig_Read() is now responsible to choose the filesystem
encoding and error handler. Using Py_Main(), the encoding is now
chosen even before calling Py_Initialize().

_PyCoreConfig.filesystem_encoding is now the reference, instead of
Py_FileSystemDefaultEncoding, for the Python filesystem encoding.

Changes:

* Add filesystem_encoding and filesystem_errors to _PyCoreConfig
* _PyCoreConfig_Read() now reads the locale encoding for the file
  system encoding.
* PyUnicode_EncodeFSDefault() and PyUnicode_DecodeFSDefaultAndSize()
  now use the interpreter configuration rather than
  Py_FileSystemDefaultEncoding and Py_FileSystemDefaultEncodeErrors
  global configuration variables.
* Add _Py_SetFileSystemEncoding() and _Py_ClearFileSystemEncoding()
  private functions to only modify Py_FileSystemDefaultEncoding and
  Py_FileSystemDefaultEncodeErrors in coreconfig.c.
* _Py_CoerceLegacyLocale() now takes an int rather than
  _PyCoreConfig for the warning.

6 years agobpo-34485: Add _PyCoreConfig.stdio_encoding (GH-8881)
Victor Stinner [Wed, 29 Aug 2018 09:47:29 +0000 (11:47 +0200)]
bpo-34485: Add _PyCoreConfig.stdio_encoding (GH-8881)

* Add stdio_encoding and stdio_errors fields to _PyCoreConfig.
* Add unit tests on stdio_encoding and stdio_errors.

6 years agobpo-34485, Windows: LC_CTYPE set to user preference (GH-8988)
Victor Stinner [Wed, 29 Aug 2018 09:25:15 +0000 (11:25 +0200)]
bpo-34485, Windows: LC_CTYPE set to user preference (GH-8988)

On Windows, the LC_CTYPE is now set to the user preferred locale at
startup: _Py_SetLocaleFromEnv(LC_CTYPE) is now called during the
Python initialization. Previously, the LC_CTYPE locale was "C" at
startup, but changed when calling setlocale(LC_CTYPE, "") or
setlocale(LC_ALL, "").

pymain_read_conf() now also calls _Py_SetLocaleFromEnv(LC_CTYPE) to
behave as _Py_InitializeCore(). Moreover, it doesn't save/restore the
LC_ALL anymore.

On Windows, standard streams like sys.stdout now always use
surrogateescape error handler by default (ignore the locale).

6 years agobpo-34485: stdout uses surrogateescape on POSIX locale (GH-8986)
Victor Stinner [Wed, 29 Aug 2018 07:58:12 +0000 (09:58 +0200)]
bpo-34485: stdout uses surrogateescape on POSIX locale (GH-8986)

Standard streams like sys.stdout now use the "surrogateescape" error
handler, instead of "strict", on the POSIX locale (when the C locale is not
coerced and the UTF-8 Mode is disabled).

Add tests on sys.stdout.errors with LC_ALL=POSIX.

6 years agoImprove commutativity of math.hypot() and math.dist() (GH-8984)
Raymond Hettinger [Wed, 29 Aug 2018 05:47:24 +0000 (22:47 -0700)]
Improve commutativity of math.hypot() and math.dist() (GH-8984)

6 years agobpo-34485: Add _Py_ClearStandardStreamEncoding() (GH-8982)
Victor Stinner [Tue, 28 Aug 2018 23:29:06 +0000 (01:29 +0200)]
bpo-34485: Add _Py_ClearStandardStreamEncoding() (GH-8982)

* Move Py_SetStandardStreamEncoding() from pylifecycle.c
  to coreconfig.c
* Add _Py_ClearStandardStreamEncoding() private function.
* pymain_free() now calls _Py_ClearStandardStreamEncoding().
* Add assertions add the end of _PyCoreConfig_Read()
* _PyCoreConfig_Copy(): rename COPY_STR_ATTR() macro
  to COPY_WSTR_ATTR().
* Fix get_stdio_errors() indentation.

6 years agobpo-34485: Fix _Py_InitializeCore() for C locale coercion (GH-8979)
Victor Stinner [Tue, 28 Aug 2018 22:16:53 +0000 (00:16 +0200)]
bpo-34485: Fix _Py_InitializeCore() for C locale coercion (GH-8979)

* _Py_InitializeCore() now sets the LC_CTYPE locale to the user
  preferred locale before checking if the C locale should be coerced
  or not in _PyCoreConfig_Read().
* Fix pymain_read_conf(): remember if the C locale has been coerced
  when the configuration should be read again if the encoding has
  changed.

6 years agobpo-34485: Enhance init_sys_streams() (GH-8978)
Victor Stinner [Tue, 28 Aug 2018 21:26:33 +0000 (23:26 +0200)]
bpo-34485: Enhance init_sys_streams() (GH-8978)

Python now gets the locale encoding with C code to initialize the encoding
of standard streams like sys.stdout. Moreover, the encoding is now
initialized to the Python codec name to get a normalized encoding name and
to ensure that the codec is loaded. The change avoids importing
_bootlocale and _locale modules at startup by default.

When the PYTHONIOENCODING environment variable only contains an encoding,
the error handler is now is now set explicitly to "strict".

Rename also get_default_standard_stream_error_handler() to
get_stdio_errors().

Reduce the buffer to format the "cpXXX" string (Windows locale encoding).

6 years agobpo-34403: On HP-UX, force ASCII for C locale (GH-8969)
Victor Stinner [Tue, 28 Aug 2018 15:27:36 +0000 (17:27 +0200)]
bpo-34403: On HP-UX, force ASCII for C locale (GH-8969)

On HP-UX with C or POSIX locale, sys.getfilesystemencoding() now returns
"ascii" instead of "roman8" (when the UTF-8 Mode is disabled and the C locale
is not coerced).

nl_langinfo(CODESET) announces "roman8" whereas it uses the Latin1
encoding in practice.

6 years agobpo-34527: POSIX locale enables the UTF-8 Mode (GH-8972)
Victor Stinner [Tue, 28 Aug 2018 10:35:44 +0000 (12:35 +0200)]
bpo-34527: POSIX locale enables the UTF-8 Mode (GH-8972)

* The UTF-8 Mode is now also enabled by the "POSIX" locale, not only
  by the "C" locale.
* On FreeBSD, Py_DecodeLocale() and Py_EncodeLocale() now also forces
  the ASCII encoding if the LC_CTYPE locale is "POSIX", not only if
  the LC_CTYPE locale is "C".
* test_utf8_mode.test_cmd_line() checks also that the command line
  arguments are decoded from UTF-8 when the the UTF-8 Mode is enabled
  with POSIX locale or C locale.

6 years agobpo-21145: Add cached_property decorator in functools (#6982)
Carl Meyer [Tue, 28 Aug 2018 07:11:56 +0000 (01:11 -0600)]
bpo-21145: Add cached_property decorator in functools (#6982)

Robust caching of calculated properties is
harder than it looks at first glance, so add
a solid, well-tested implementation to the
standard library.

6 years agobpo-33635: Handling Bad file descriptor in Path.is_file and related. (GH-8542)
Przemysław Spodymek [Mon, 27 Aug 2018 21:33:45 +0000 (23:33 +0200)]
bpo-33635: Handling Bad file descriptor in Path.is_file and related. (GH-8542)

6 years agobpo-34347: Fix test_utf8_mode.test_cmd_line for AIX (GH-8923)
Michael Felt [Mon, 27 Aug 2018 13:40:17 +0000 (15:40 +0200)]
bpo-34347: Fix test_utf8_mode.test_cmd_line for AIX (GH-8923)

AIX uses ISO-8859-1 encoding for the C locale.

6 years agobpo-34434: Update doc for bool(), float() and int() arguments (GH-8834)
Louis Sautier [Mon, 27 Aug 2018 10:45:26 +0000 (12:45 +0200)]
bpo-34434: Update doc for bool(), float() and int() arguments (GH-8834)

6 years agobpo-26544: Get rid of dependence from distutils in platform. (GH-8356)
Serhiy Storchaka [Mon, 27 Aug 2018 10:29:51 +0000 (13:29 +0300)]
bpo-26544: Get rid of dependence from distutils in platform. (GH-8356)

6 years agobpo-34171: Fix test_trace. (GH-8940)
Serhiy Storchaka [Mon, 27 Aug 2018 10:10:36 +0000 (13:10 +0300)]
bpo-34171: Fix test_trace. (GH-8940)

Remove "trace.cover" left from previous test runs before testing
that it is no longer created.

6 years agobpo-32968: Make modulo and floor division involving Fraction and float consistent...
Elias Zamaria [Mon, 27 Aug 2018 06:59:28 +0000 (23:59 -0700)]
bpo-32968: Make modulo and floor division involving Fraction and float consistent with other operations (#5956)

Make mixed-type `%` and `//` operations involving `Fraction` and `float` objects behave like all other mixed-type arithmetic operations: first the `Fraction` object is converted to a `float`, then the `float` operation is performed as normal. This fixes some surprising corner cases, like `Fraction('1/3') % inf` giving a NaN.

Thanks Elias Zamaria for the patch.

6 years agoFast path for exact floats in math.hypot() and math.dist() (GH-8949)
Raymond Hettinger [Mon, 27 Aug 2018 00:38:31 +0000 (19:38 -0500)]
Fast path for exact floats in math.hypot() and math.dist() (GH-8949)

6 years agoRemove AIX workaround test_subprocess (GH-8939)
Michael Felt [Sun, 26 Aug 2018 17:29:36 +0000 (19:29 +0200)]
Remove AIX workaround test_subprocess (GH-8939)

An old apparent AIX behavior workaround in test_subprocess's
test_undecodable_env is no longer needed.

6 years agobpo-34503: Fix refleak in PyErr_SetObject() (GH-8934)
Alexey Izbyshev [Sun, 26 Aug 2018 16:31:25 +0000 (19:31 +0300)]
bpo-34503: Fix refleak in PyErr_SetObject() (GH-8934)

6 years agocloses bpo-34504: Remove the useless NULL check in PySequence_Check(). (GH-8935)
Alexey Izbyshev [Sat, 25 Aug 2018 23:52:27 +0000 (02:52 +0300)]
closes bpo-34504: Remove the useless NULL check in PySequence_Check(). (GH-8935)

Reported by Svace static analyzer.

6 years agocloses bpo-34501: PyType_FromSpecWithBases: Check spec->name before dereferencing...
Alexey Izbyshev [Sat, 25 Aug 2018 18:53:47 +0000 (21:53 +0300)]
closes bpo-34501: PyType_FromSpecWithBases: Check spec->name before dereferencing it. (GH-8930)

Reported by Svace static analyzer.

6 years agocloses bpo-34502: Remove a note about utf8_mode from sys.exit() docs. (GH-8928)
Alexey Izbyshev [Sat, 25 Aug 2018 18:23:00 +0000 (21:23 +0300)]
closes bpo-34502: Remove a note about utf8_mode from sys.exit() docs. (GH-8928)

6 years agoRemove unneeded PyErr_Clear() in _winapi_SetNamedPipeHandleState_impl() (GH-8281)
Zackery Spytz [Sat, 25 Aug 2018 17:10:14 +0000 (11:10 -0600)]
Remove unneeded PyErr_Clear() in _winapi_SetNamedPipeHandleState_impl() (GH-8281)

6 years agoFix markup in stdtypes documentation (GH-8905)
Andrés Delfino [Sat, 25 Aug 2018 14:08:20 +0000 (11:08 -0300)]
Fix markup in stdtypes documentation (GH-8905)

6 years agobpo-34395: Don't free allocated memory on realloc fail in load_mark() in _pickle...
Sergey Fedoseev [Sat, 25 Aug 2018 10:41:58 +0000 (15:41 +0500)]
bpo-34395: Don't free allocated memory on realloc fail in load_mark() in _pickle.c. (GH-8788)

6 years agoFix upsizing of marks stack in pickle module. (GH-8860)
Sergey Fedoseev [Sat, 25 Aug 2018 07:54:40 +0000 (12:54 +0500)]
Fix upsizing of marks stack in pickle module. (GH-8860)

Previously marks stack was upsized even there was space for additional item.

6 years agobpo-34171: Prevent creating Lib/trace.cover when run the trace module. (GH-8841)
Serhiy Storchaka [Sat, 25 Aug 2018 07:27:55 +0000 (10:27 +0300)]
bpo-34171: Prevent creating Lib/trace.cover when run the trace module. (GH-8841)

6 years agocloses bpo-34493: Objects/genobject.c: Add missing NULL check to compute_cr_origin...
Alexey Izbyshev [Sat, 25 Aug 2018 07:15:23 +0000 (10:15 +0300)]
closes bpo-34493: Objects/genobject.c: Add missing NULL check to compute_cr_origin() (GH-8911)

6 years agoFixed typo with asynccontextmanager code example (GH-8845)
Alexander Vasin [Sat, 25 Aug 2018 02:38:11 +0000 (05:38 +0300)]
Fixed typo with asynccontextmanager code example (GH-8845)

`yield conn`, instead of just `yield`.

6 years agobpo-34426: fix typo (__lltrace__ -> __ltrace__) (GH-8822)
Danish Prakash [Sat, 25 Aug 2018 02:00:25 +0000 (07:30 +0530)]
bpo-34426: fix typo (__lltrace__ -> __ltrace__) (GH-8822)

6 years agobpo-13312: Avoid int underflow in time year. (GH-8912)
Gregory P. Smith [Sat, 25 Aug 2018 01:08:50 +0000 (18:08 -0700)]
bpo-13312: Avoid int underflow in time year. (GH-8912)

Avoids an integer underflow in the time module's year handling code.

6 years agobpo-34492: Python/coreconfig.c: Fix _Py_wstrlist_copy() (GH-8910)
Alexey Izbyshev [Fri, 24 Aug 2018 23:34:56 +0000 (02:34 +0300)]
bpo-34492: Python/coreconfig.c: Fix _Py_wstrlist_copy() (GH-8910)

bpo-34492: Python/coreconfig.c: Add missing NULL check to _Py_wstrlist_copy().

Fix _Py_wstrlist_clear() call on a wrong list.

Reported by Svace static analyzer.

6 years agobpo-34448: Improve output of usable wchar_t check (GH-8846)
Michael Osipov [Fri, 24 Aug 2018 16:17:19 +0000 (18:17 +0200)]
bpo-34448: Improve output of usable wchar_t check (GH-8846)

6 years agocloses bpo-34471: _datetime: Add missing NULL check to tzinfo_from_isoformat_results...
Alexey Izbyshev [Fri, 24 Aug 2018 15:53:16 +0000 (18:53 +0300)]
closes bpo-34471: _datetime: Add missing NULL check to tzinfo_from_isoformat_results. (GH-8869)

Reported by Svace static analyzer.

6 years agobpo-6700: Fix inspect.getsourcelines for module level frames/tracebacks (GH-8864)
Vladimir Matveev [Fri, 24 Aug 2018 14:18:00 +0000 (07:18 -0700)]
bpo-6700: Fix inspect.getsourcelines for module level frames/tracebacks (GH-8864)

6 years agoFix typo in the dataclasses's doc (GH-8896)
Daniel Dương [Fri, 24 Aug 2018 09:19:24 +0000 (16:19 +0700)]
Fix typo in the dataclasses's doc (GH-8896)

6 years agocloses bpo-34468: Objects/rangeobject.c: Fix an always-false condition in range_repr...
Alexey Izbyshev [Fri, 24 Aug 2018 04:39:45 +0000 (07:39 +0300)]
closes bpo-34468: Objects/rangeobject.c: Fix an always-false condition in range_repr() (GH-8880)

Also, propagate the error from PyNumber_AsSsize_t() because we don't care
only about OverflowError which is not reported if the second argument is NULL.

Reported by Svace static analyzer.

6 years agocloses bpo-34474: Python/bltinmodule.c: Add missing NULL check in builtin_sum_impl...
Alexey Izbyshev [Fri, 24 Aug 2018 04:27:52 +0000 (07:27 +0300)]
closes bpo-34474: Python/bltinmodule.c: Add missing NULL check in builtin_sum_impl() (GH-8872)

Reported by Svace static analyzer.

6 years agocloses bpo-34477: Objects/typeobject.c: Add missing NULL check to type_init() (GH...
Alexey Izbyshev [Fri, 24 Aug 2018 04:22:16 +0000 (07:22 +0300)]
closes bpo-34477: Objects/typeobject.c: Add missing NULL check to type_init() (GH-8876)

Reported by Svace static analyzer.

6 years agoFix doc for `add_subparsers` arguments (GH-8884)
Anthony Sottile [Fri, 24 Aug 2018 03:08:54 +0000 (20:08 -0700)]
Fix doc for `add_subparsers` arguments (GH-8884)

There was a missing comma.

6 years agoFix typo in asyncio.BoundedSemaphore docs (GH-8882)
Jelle Zijlstra [Fri, 24 Aug 2018 01:50:00 +0000 (18:50 -0700)]
Fix typo in asyncio.BoundedSemaphore docs (GH-8882)

semapthores -> semaphores

6 years agobpo-34454: fix .fromisoformat() methods crashing on inputs with surrogate code points...
Paul Ganssle [Thu, 23 Aug 2018 15:06:20 +0000 (11:06 -0400)]
bpo-34454: fix .fromisoformat() methods crashing on inputs with surrogate code points (GH-8862)

The current C implementations **crash** if the input includes a surrogate
Unicode code point, which is not possible to encode in UTF-8.

Important notes:

1.  It is possible to pass a non-UTF-8 string as a separator to the
    `.isoformat()` methods.
2.  The pure-Python `datetime.fromisoformat()` implementation accepts
    strings with a surrogate as the separator.

In `datetime.fromisoformat()`, in the special case of non-UTF-8 separators,
this implementation will take a performance hit by making a copy of the
input string and replacing the separator with 'T'.

Co-authored-by: Alexey Izbyshev <izbyshev@ispras.ru>
Co-authored-by: Paul Ganssle <paul@ganssle.io>
6 years agoMake it more clear that setUpClass runs before each class, not "class run" (GH-8844)
Ville Skyttä [Thu, 23 Aug 2018 14:49:18 +0000 (17:49 +0300)]
Make it more clear that setUpClass runs before each class, not "class run" (GH-8844)

6 years agobpo-34412: Make signal.strsignal() work on HP-UX (GH-8786)
Michael Osipov [Thu, 23 Aug 2018 13:27:19 +0000 (15:27 +0200)]
bpo-34412: Make signal.strsignal() work on HP-UX (GH-8786)

Introduce a configure check for strsignal(3) which defines HAVE_STRSIGNAL for
signalmodule.c. Add some common signals on HP-UX. This change applies for
Windows and HP-UX.

6 years agobpo-34207: Fix pymain_read_conf() for UTF-8 Mode (GH-8868)
Victor Stinner [Thu, 23 Aug 2018 10:23:46 +0000 (12:23 +0200)]
bpo-34207: Fix pymain_read_conf() for UTF-8 Mode (GH-8868)

bpo-34170, bpo-34207: pymain_read_conf() now sets Py_UTF8Mode to
config->utf8_mode. pymain_read_conf() calls indirectly
Py_DecodeLocale() and Py_EncodeLocale() which depend on Py_UTF8Mode.

6 years agobpo-34436: Fix check that disables overallocation for the last fmt specifier (GH...
Alexey Izbyshev [Thu, 23 Aug 2018 07:50:52 +0000 (10:50 +0300)]
bpo-34436: Fix check that disables overallocation for the last fmt specifier (GH-8826)

Reported by Svace static analyzer.

6 years agoRemove superseded line from argparse.HelpFormatter() (GH-8839)
Grant Jenks [Wed, 22 Aug 2018 20:14:14 +0000 (13:14 -0700)]
Remove superseded line from argparse.HelpFormatter() (GH-8839)

6 years agobpo-34462: Add missing NULL check to _copy_raw_string() (GH-8863)
Alexey Izbyshev [Wed, 22 Aug 2018 18:27:32 +0000 (21:27 +0300)]
bpo-34462: Add missing NULL check to _copy_raw_string() (GH-8863)

Reported by Svace static analyzer.

6 years agobpo-2122: Make mmap.flush() behave same on all platforms (GH-8692)
Berker Peksag [Wed, 22 Aug 2018 18:21:05 +0000 (21:21 +0300)]
bpo-2122: Make mmap.flush() behave same on all platforms (GH-8692)

Previously, its behavior was platform-dependent and there was no error checking
under Windows.

6 years agobpo-34457: Python/ast.c: Add missing NULL check to alias_for_import_name(). (GH-8852)
Alexey Izbyshev [Wed, 22 Aug 2018 04:55:16 +0000 (07:55 +0300)]
bpo-34457: Python/ast.c: Add missing NULL check to alias_for_import_name(). (GH-8852)

Reported by Svace static analyzer.

6 years agobpo-34456: pickle: Add missing NULL check to save_global(). (GH-8851)
Alexey Izbyshev [Wed, 22 Aug 2018 04:51:25 +0000 (07:51 +0300)]
bpo-34456: pickle: Add missing NULL check to save_global(). (GH-8851)

Reported by Svace static analyzer.

6 years agoFix Doc/whatsnew/3.8.rst (GH-8848)
Berker Peksag [Tue, 21 Aug 2018 14:58:49 +0000 (17:58 +0300)]
Fix Doc/whatsnew/3.8.rst (GH-8848)

The entry about deprecation of __getitem__ methods of
several classes was placed in the wrong section.

6 years agobpo-34400: Fix more undefined behavior in parsetok.c (GH-8833)
Zackery Spytz [Tue, 21 Aug 2018 03:11:40 +0000 (21:11 -0600)]
bpo-34400: Fix more undefined behavior in parsetok.c (GH-8833)

6 years agobpo-34441: Fix ABC.__subclasscheck__ crash on classes with invalid __subclasses__...
Alexey Izbyshev [Mon, 20 Aug 2018 20:04:19 +0000 (23:04 +0300)]
bpo-34441: Fix ABC.__subclasscheck__ crash on classes with invalid __subclasses__ (GH-8835)

The missing NULL check was reported by Svace static analyzer.

6 years agobpo-30411: Use --git-dir instead of -C to make git work under version below 1.8.5...
Xiang Zhang [Mon, 20 Aug 2018 14:36:19 +0000 (22:36 +0800)]
bpo-30411: Use --git-dir instead of -C to make git work under version below 1.8.5. (GH-8744)

6 years agobpo-34435: Add missing NULL check to unicode_encode_ucs1(). (GH-8823)
Alexey Izbyshev [Sun, 19 Aug 2018 18:52:04 +0000 (21:52 +0300)]
bpo-34435: Add missing NULL check to unicode_encode_ucs1(). (GH-8823)

Reported by Svace static analyzer.