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33c00de3-0d3a-40c3-82a8-63f904740008 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,946 | supabase-export-v2 | 3f63344e3dc5da21 | ftplib -------
:class:`~ftplib.FTP` and :class:`~ftplib.FTP_TLS` now raise a :class:`ValueError`
if the given timeout for their constructor is zero to prevent the creation of
a non-blocking socket. (Contributed by Donghee Na in :issue:`39259`.) | trusted_official_docs | CPython Docs | ftplib -------
:class:`~ftplib.FTP` and :class:`~ftplib.FTP_TLS` now raise a :class:`ValueError`
if the given timeout for their constructor is zero to prevent the creation of
a non-blocking socket. (Contributed by Donghee Na in :issue:`39259`.) | ftplib -------
:class:`~ftplib.FTP` and :class:`~ftplib.FTP_TLS` now raise a :class:`ValueError`
if the given timeout for their constructor is zero to prevent the creation of
a non-blocking socket. (Contributed by Donghee Na in :issue:`39259`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
341ffa8c-14a3-42af-84ea-a8a4db6ec609 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,042 | supabase-export-v2 | 93d94de00cfa0152 | division` of float operation now has a better performance. Also the message of :exc:`ZeroDivisionError` for this operation is updated. (Contributed by Donghee Na in :issue:`39434`.)
* Decoding short ASCII strings with UTF-8 and ascii codecs is now about
15% faster. (Contributed by Inada Naoki in :issue:`37348`.) | trusted_official_docs | CPython Docs | division` of float operation now has a better performance. Also the message of :exc:`ZeroDivisionError` for this operation is updated. (Contributed by Donghee Na in :issue:`39434`.)
* Decoding short ASCII strings with UTF-8 and ascii codecs is now about
15% faster. (Contributed by Inada Naoki in :issue:`37348`.) | division` of float operation now has a better performance. Also the message of :exc:`ZeroDivisionError` for this operation is updated. (Contributed by Donghee Na in :issue:`39434`.)
* Decoding short ASCII strings with UTF-8 and ascii codecs is now about
15% faster. (Contributed by Inada Naoki in :issue:`37348`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
34c2418f-7f60-404e-a89d-7ffeedf0f04f | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,875 | supabase-export-v2 | 9967f6ab49a09691 | of them emitted a :exc:`DeprecationWarning` warning for several years. For example, using ``collections.Mapping`` instead of ``collections.abc.Mapping`` emits a :exc:`DeprecationWarning` since Python 3.3, released in 2012.
Test your application with the :option:`-W` ``default`` command-line option to see
:exc:`Deprecat... | trusted_official_docs | CPython Docs | of them emitted a :exc:`DeprecationWarning` warning for several years. For example, using ``collections.Mapping`` instead of ``collections.abc.Mapping`` emits a :exc:`DeprecationWarning` since Python 3.3, released in 2012.
Test your application with the :option:`-W` ``default`` command-line option to see
:exc:`Deprecat... | of them emitted a :exc:`DeprecationWarning` warning for several years. For example, using ``collections.Mapping`` instead of ``collections.abc.Mapping`` emits a :exc:`DeprecationWarning` since Python 3.3, released in 2012.
Test your application with the :option:`-W` ``default`` command-line option to see
:exc:`Deprecat... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
350e03a2-def4-40eb-a351-312283d2f379 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,970 | supabase-export-v2 | 79d09647428831c3 | Import loaders which publish immutable module objects can now publish immutable packages in addition to individual modules. (Contributed by Dino Viehland in :issue:`39336`.)
Added :func:`importlib.resources.files` function with support for
subdirectories in package data, matching backport in ``importlib_resources``
ver... | trusted_official_docs | CPython Docs | Import loaders which publish immutable module objects can now publish immutable packages in addition to individual modules. (Contributed by Dino Viehland in :issue:`39336`.)
Added :func:`importlib.resources.files` function with support for
subdirectories in package data, matching backport in ``importlib_resources``
ver... | Import loaders which publish immutable module objects can now publish immutable packages in addition to individual modules. (Contributed by Dino Viehland in :issue:`39336`.)
Added :func:`importlib.resources.files` function with support for
subdirectories in package data, matching backport in ``importlib_resources``
ver... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
357e156c-b0b0-4a02-9517-d1a845287ee3 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,017 | supabase-export-v2 | 6bb99cd322abde9f | sys ---
Added a new :data:`sys.platlibdir` attribute: name of the platform-specific
library directory. It is used to build the path of standard library and the
paths of installed extension modules. It is equal to ``"lib"`` on most
platforms. On Fedora and SuSE, it is equal to ``"lib64"`` on 64-bit platforms. (Contribut... | trusted_official_docs | CPython Docs | sys ---
Added a new :data:`sys.platlibdir` attribute: name of the platform-specific
library directory. It is used to build the path of standard library and the
paths of installed extension modules. It is equal to ``"lib"`` on most
platforms. On Fedora and SuSE, it is equal to ``"lib64"`` on 64-bit platforms. (Contribut... | sys ---
Added a new :data:`sys.platlibdir` attribute: name of the platform-specific
library directory. It is used to build the path of standard library and the
paths of installed extension modules. It is equal to ``"lib"`` on most
platforms. On Fedora and SuSE, it is equal to ``"lib64"`` on 64-bit platforms. (Contribut... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
3796bfab-77de-43a4-a9f2-ae74fb561198 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,853 | supabase-export-v2 | 5ad88712b93c5838 | * Credit the author of a patch or bugfix. Just the name is sufficient; the e-mail address isn't necessary.
* It's helpful to add the bug/patch number as a comment: | trusted_official_docs | CPython Docs | * Credit the author of a patch or bugfix. Just the name is sufficient; the e-mail address isn't necessary.
* It's helpful to add the bug/patch number as a comment: | * Credit the author of a patch or bugfix. Just the name is sufficient; the e-mail address isn't necessary.
* It's helpful to add the bug/patch number as a comment: | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
38a0722f-0603-4181-955c-b254643b7092 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,036 | supabase-export-v2 | 22f36a2231f36be9 | Previously, the bytecode evaluation loop was interrupted at each instruction until the main thread handles signals. (Contributed by Victor Stinner in :issue:`40010`.)
* Optimized the :mod:`subprocess` module on FreeBSD using ``closefrom()``. (Contributed by Ed Maste, Conrad Meyer, Kyle Evans, Kubilay Kocak and Victor
... | trusted_official_docs | CPython Docs | Previously, the bytecode evaluation loop was interrupted at each instruction until the main thread handles signals. (Contributed by Victor Stinner in :issue:`40010`.)
* Optimized the :mod:`subprocess` module on FreeBSD using ``closefrom()``. (Contributed by Ed Maste, Conrad Meyer, Kyle Evans, Kubilay Kocak and Victor
... | Previously, the bytecode evaluation loop was interrupted at each instruction until the main thread handles signals. (Contributed by Victor Stinner in :issue:`40010`.)
* Optimized the :mod:`subprocess` module on FreeBSD using ``closefrom()``. (Contributed by Ed Maste, Conrad Meyer, Kyle Evans, Kubilay Kocak and Victor
... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
39321c38-2994-46be-9d16-a8aa88772a60 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,900 | supabase-export-v2 | a99a3aa3281ba07d | now raises :exc:`ImportError` instead of :exc:`ValueError`, which used to occur when a relative import went past its top-level package. (Contributed by Ngalim Siregar in :issue:`37444`.)
* Python now gets the absolute path of the script filename specified on
the command line (ex: ``python3 script.py``): the ``__file__... | trusted_official_docs | CPython Docs | now raises :exc:`ImportError` instead of :exc:`ValueError`, which used to occur when a relative import went past its top-level package. (Contributed by Ngalim Siregar in :issue:`37444`.)
* Python now gets the absolute path of the script filename specified on
the command line (ex: ``python3 script.py``): the ``__file__... | now raises :exc:`ImportError` instead of :exc:`ValueError`, which used to occur when a relative import went past its top-level package. (Contributed by Ngalim Siregar in :issue:`37444`.)
* Python now gets the absolute path of the script filename specified on
the command line (ex: ``python3 script.py``): the ``__file__... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
3a258874-5de5-4d25-ad27-a1ce7546ef90 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,190 | supabase-export-v2 | 67e5209da7fa7a48 | :exc:`TypeError` exception during equality comparisons if any of their parameters are not :term:`hashable`. Note that declaring ``Literal`` with mutable parameters will not throw an error::
>>> from typing import Literal
>>> Literal[{0}]
>>> Literal[{0}] == Literal[{False}]
Traceback (most recent call last):
File "... | trusted_official_docs | CPython Docs | :exc:`TypeError` exception during equality comparisons if any of their parameters are not :term:`hashable`. Note that declaring ``Literal`` with mutable parameters will not throw an error::
>>> from typing import Literal
>>> Literal[{0}]
>>> Literal[{0}] == Literal[{False}]
Traceback (most recent call last):
File "... | :exc:`TypeError` exception during equality comparisons if any of their parameters are not :term:`hashable`. Note that declaring ``Literal`` with mutable parameters will not throw an error::
>>> from typing import Literal
>>> Literal[{0}]
>>> Literal[{0}] == Literal[{False}]
Traceback (most recent call last):
File "... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
3a2dbd93-dc40-4971-98fa-cb1410fdbceb | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,930 | supabase-export-v2 | 2c0efcfb31871c9f | the cancellation is complete also in the case when *timeout* is <= 0, like it does with positive timeouts. (Contributed by Elvis Pranskevichus in :issue:`32751`.)
:mod:`asyncio` now raises :exc:`TypeError` when calling incompatible
methods with an :class:`ssl.SSLSocket` socket. (Contributed by Ido Michael in :issue:`37... | trusted_official_docs | CPython Docs | the cancellation is complete also in the case when *timeout* is <= 0, like it does with positive timeouts. (Contributed by Elvis Pranskevichus in :issue:`32751`.)
:mod:`asyncio` now raises :exc:`TypeError` when calling incompatible
methods with an :class:`ssl.SSLSocket` socket. (Contributed by Ido Michael in :issue:`37... | the cancellation is complete also in the case when *timeout* is <= 0, like it does with positive timeouts. (Contributed by Elvis Pranskevichus in :issue:`32751`.)
:mod:`asyncio` now raises :exc:`TypeError` when calling incompatible
methods with an :class:`ssl.SSLSocket` socket. (Contributed by Ido Michael in :issue:`37... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
3baecb92-9d78-4c37-9459-eb857dc217ed | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,928 | supabase-export-v2 | bf61af7c3891e45a | Added :class:`!asyncio.PidfdChildWatcher`, a Linux-specific child watcher implementation that polls process file descriptors. (:issue:`38692`)
Added a new :term:`coroutine` :func:`asyncio.to_thread`. It is mainly used for
running IO-bound functions in a separate thread to avoid blocking the event
loop, and essentially ... | trusted_official_docs | CPython Docs | Added :class:`!asyncio.PidfdChildWatcher`, a Linux-specific child watcher implementation that polls process file descriptors. (:issue:`38692`)
Added a new :term:`coroutine` :func:`asyncio.to_thread`. It is mainly used for
running IO-bound functions in a separate thread to avoid blocking the event
loop, and essentially ... | Added :class:`!asyncio.PidfdChildWatcher`, a Linux-specific child watcher implementation that polls process file descriptors. (:issue:`38692`)
Added a new :term:`coroutine` :func:`asyncio.to_thread`. It is mainly used for
running IO-bound functions in a separate thread to avoid blocking the event
loop, and essentially ... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
3c703661-aa91-4883-bb42-a65f27dc54de | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,173 | supabase-export-v2 | 21f1a15014d4d218 | * Excluded ``PyFPE_START_PROTECT()`` and ``PyFPE_END_PROTECT()`` macros of ``pyfpe.h`` from the limited C API. (Contributed by Victor Stinner in :issue:`38835`.)
* The ``tp_print`` slot of :ref:`PyTypeObject <type-structs>` has been removed. It was used for printing objects to files in Python 2.7 and before. Since
Pyt... | trusted_official_docs | CPython Docs | * Excluded ``PyFPE_START_PROTECT()`` and ``PyFPE_END_PROTECT()`` macros of ``pyfpe.h`` from the limited C API. (Contributed by Victor Stinner in :issue:`38835`.)
* The ``tp_print`` slot of :ref:`PyTypeObject <type-structs>` has been removed. It was used for printing objects to files in Python 2.7 and before. Since
Pyt... | * Excluded ``PyFPE_START_PROTECT()`` and ``PyFPE_END_PROTECT()`` macros of ``pyfpe.h`` from the limited C API. (Contributed by Victor Stinner in :issue:`38835`.)
* The ``tp_print`` slot of :ref:`PyTypeObject <type-structs>` has been removed. It was used for printing objects to files in Python 2.7 and before. Since
Pyt... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
3d0177a3-fef7-44d8-8e3d-924b07995d5a | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,102 | supabase-export-v2 | ca45bee46c01c48a | * The :mod:`venv` activation scripts no longer special-case when ``__VENV_PROMPT__`` is set to ``""``.
* The :meth:`select.epoll.unregister` method no longer ignores the
:const:`~errno.EBADF` error. (Contributed by Victor Stinner in :issue:`39239`.) | trusted_official_docs | CPython Docs | * The :mod:`venv` activation scripts no longer special-case when ``__VENV_PROMPT__`` is set to ``""``.
* The :meth:`select.epoll.unregister` method no longer ignores the
:const:`~errno.EBADF` error. (Contributed by Victor Stinner in :issue:`39239`.) | * The :mod:`venv` activation scripts no longer special-case when ``__VENV_PROMPT__`` is set to ``""``.
* The :meth:`select.epoll.unregister` method no longer ignores the
:const:`~errno.EBADF` error. (Contributed by Victor Stinner in :issue:`39239`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
3dad879f-d3ba-416b-aa7e-2e2469fe8df6 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,948 | supabase-export-v2 | 7a852c412375c602 | gc --
When the garbage collector makes a collection in which some objects resurrect
(they are reachable from outside the isolated cycles after the finalizers have
been executed), do not block the collection of all objects that are still
unreachable. (Contributed by Pablo Galindo and Tim Peters in :issue:`38379`.) | trusted_official_docs | CPython Docs | gc --
When the garbage collector makes a collection in which some objects resurrect
(they are reachable from outside the isolated cycles after the finalizers have
been executed), do not block the collection of all objects that are still
unreachable. (Contributed by Pablo Galindo and Tim Peters in :issue:`38379`.) | gc --
When the garbage collector makes a collection in which some objects resurrect
(they are reachable from outside the isolated cycles after the finalizers have
been executed), do not block the collection of all objects that are still
unreachable. (Contributed by Pablo Galindo and Tim Peters in :issue:`38379`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
3f30e240-6d60-40f9-a2af-d0fb63f24ac0 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,134 | supabase-export-v2 | a4e9a7d6e09e6c0a | * On non-Windows platforms, the :c:func:`!setenv` and :c:func:`!unsetenv` functions are now required to build Python. (Contributed by Victor Stinner in :issue:`39395`.)
* On non-Windows platforms, creating ``bdist_wininst`` installers is now
officially unsupported. (See :issue:`10945` for more details.) | trusted_official_docs | CPython Docs | * On non-Windows platforms, the :c:func:`!setenv` and :c:func:`!unsetenv` functions are now required to build Python. (Contributed by Victor Stinner in :issue:`39395`.)
* On non-Windows platforms, creating ``bdist_wininst`` installers is now
officially unsupported. (See :issue:`10945` for more details.) | * On non-Windows platforms, the :c:func:`!setenv` and :c:func:`!unsetenv` functions are now required to build Python. (Contributed by Victor Stinner in :issue:`39395`.)
* On non-Windows platforms, creating ``bdist_wininst`` installers is now
officially unsupported. (See :issue:`10945` for more details.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
3f5c6fd7-23a5-434e-93eb-a7b4e354815f | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,068 | supabase-export-v2 | dd8070934ad2ab8c | the parser and not accepted by the code generator in Python 3. (Contributed by Batuhan Taskaya in :issue:`39639` and :issue:`39969` and Serhiy Storchaka in :issue:`39988`.)
* The :c:func:`!PyEval_InitThreads` and :c:func:`!PyEval_ThreadsInitialized`
functions are now deprecated and will be removed in Python 3.11. Call... | trusted_official_docs | CPython Docs | the parser and not accepted by the code generator in Python 3. (Contributed by Batuhan Taskaya in :issue:`39639` and :issue:`39969` and Serhiy Storchaka in :issue:`39988`.)
* The :c:func:`!PyEval_InitThreads` and :c:func:`!PyEval_ThreadsInitialized`
functions are now deprecated and will be removed in Python 3.11. Call... | the parser and not accepted by the code generator in Python 3. (Contributed by Batuhan Taskaya in :issue:`39639` and :issue:`39969` and Serhiy Storchaka in :issue:`39988`.)
* The :c:func:`!PyEval_InitThreads` and :c:func:`!PyEval_ThreadsInitialized`
functions are now deprecated and will be removed in Python 3.11. Call... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
400ce9c2-0a79-4db6-ac38-4dbfdbf4f572 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,982 | supabase-export-v2 | c906254ce235a956 | Added :func:`math.nextafter`: return the next floating-point value after *x* towards *y*. (Contributed by Victor Stinner in :issue:`39288`.)
Added :func:`math.ulp`: return the value of the least significant bit
of a float. (Contributed by Victor Stinner in :issue:`39310`.) | trusted_official_docs | CPython Docs | Added :func:`math.nextafter`: return the next floating-point value after *x* towards *y*. (Contributed by Victor Stinner in :issue:`39288`.)
Added :func:`math.ulp`: return the value of the least significant bit
of a float. (Contributed by Victor Stinner in :issue:`39310`.) | Added :func:`math.nextafter`: return the next floating-point value after *x* towards *y*. (Contributed by Victor Stinner in :issue:`39288`.)
Added :func:`math.ulp`: return the value of the least significant bit
of a float. (Contributed by Victor Stinner in :issue:`39310`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
43d17844-8ef4-4719-9f06-2e3ba1a7279a | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,043 | supabase-export-v2 | 145ac485b9f97b3e | * Decoding short ASCII strings with UTF-8 and ascii codecs is now about 15% faster. (Contributed by Inada Naoki in :issue:`37348`.)
Here's a summary of performance improvements from Python 3.4 through Python 3.9: | trusted_official_docs | CPython Docs | * Decoding short ASCII strings with UTF-8 and ascii codecs is now about 15% faster. (Contributed by Inada Naoki in :issue:`37348`.)
Here's a summary of performance improvements from Python 3.4 through Python 3.9: | * Decoding short ASCII strings with UTF-8 and ascii codecs is now about 15% faster. (Contributed by Inada Naoki in :issue:`37348`.)
Here's a summary of performance improvements from Python 3.4 through Python 3.9: | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
455ee109-003e-47d6-a11f-5d652b6555dc | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,201 | supabase-export-v2 | 31bf99b224f4603e | Notable changes in Python 3.9.3 ===============================
A security fix alters the :class:`ftplib.FTP` behavior to not trust the
IPv4 address sent from the remote server when setting up a passive data
channel. We reuse the ftp server IP address instead. For unusual code
requiring the old behavior, set a ``trust_... | trusted_official_docs | CPython Docs | Notable changes in Python 3.9.3 ===============================
A security fix alters the :class:`ftplib.FTP` behavior to not trust the
IPv4 address sent from the remote server when setting up a passive data
channel. We reuse the ftp server IP address instead. For unusual code
requiring the old behavior, set a ``trust_... | Notable changes in Python 3.9.3 ===============================
A security fix alters the :class:`ftplib.FTP` behavior to not trust the
IPv4 address sent from the remote server when setting up a passive data
channel. We reuse the ftp server IP address instead. For unusual code
requiring the old behavior, set a ``trust_... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
4602d710-01b8-42d6-864c-2ccb2e737541 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,038 | supabase-export-v2 | 3d0f1345609f5af5 | * :c:func:`PyLong_FromDouble` is now up to 1.87x faster for values that fit into :c:expr:`long`. (Contributed by Sergey Fedoseev in :issue:`37986`.)
* A number of Python builtins (:class:`range`, :class:`tuple`, :class:`set`,
:class:`frozenset`, :class:`list`, :class:`dict`) are now sped up by using
:pep:`590` vector... | trusted_official_docs | CPython Docs | * :c:func:`PyLong_FromDouble` is now up to 1.87x faster for values that fit into :c:expr:`long`. (Contributed by Sergey Fedoseev in :issue:`37986`.)
* A number of Python builtins (:class:`range`, :class:`tuple`, :class:`set`,
:class:`frozenset`, :class:`list`, :class:`dict`) are now sped up by using
:pep:`590` vector... | * :c:func:`PyLong_FromDouble` is now up to 1.87x faster for values that fit into :c:expr:`long`. (Contributed by Sergey Fedoseev in :issue:`37986`.)
* A number of Python builtins (:class:`range`, :class:`tuple`, :class:`set`,
:class:`frozenset`, :class:`list`, :class:`dict`) are now sped up by using
:pep:`590` vector... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
47d37e27-1f75-44d1-8607-524c2e150396 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,965 | supabase-export-v2 | df19339e9097ad9c | imaplib -------
:class:`~imaplib.IMAP4` and :class:`~imaplib.IMAP4_SSL` now have
an optional *timeout* parameter for their constructors. Also, the :meth:`~imaplib.IMAP4.open` method now has an optional *timeout* parameter
with this change. The overridden methods of :class:`~imaplib.IMAP4_SSL` and
:class:`~imaplib.IMAP4... | trusted_official_docs | CPython Docs | imaplib -------
:class:`~imaplib.IMAP4` and :class:`~imaplib.IMAP4_SSL` now have
an optional *timeout* parameter for their constructors. Also, the :meth:`~imaplib.IMAP4.open` method now has an optional *timeout* parameter
with this change. The overridden methods of :class:`~imaplib.IMAP4_SSL` and
:class:`~imaplib.IMAP4... | imaplib -------
:class:`~imaplib.IMAP4` and :class:`~imaplib.IMAP4_SSL` now have
an optional *timeout* parameter for their constructors. Also, the :meth:`~imaplib.IMAP4.open` method now has an optional *timeout* parameter
with this change. The overridden methods of :class:`~imaplib.IMAP4_SSL` and
:class:`~imaplib.IMAP4... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
48cb6437-10c4-4ea2-ad94-7fb846c3bb16 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,100 | supabase-export-v2 | 7953e44fcc7908fe | Changes in the Python API -------------------------
* :func:`__import__` and :func:`importlib.util.resolve_name` now raise
:exc:`ImportError` where it previously raised :exc:`ValueError`. Callers
catching the specific exception type and supporting both Python 3.9 and
earlier versions will need to catch both using ``... | trusted_official_docs | CPython Docs | Changes in the Python API -------------------------
* :func:`__import__` and :func:`importlib.util.resolve_name` now raise
:exc:`ImportError` where it previously raised :exc:`ValueError`. Callers
catching the specific exception type and supporting both Python 3.9 and
earlier versions will need to catch both using ``... | Changes in the Python API -------------------------
* :func:`__import__` and :func:`importlib.util.resolve_name` now raise
:exc:`ImportError` where it previously raised :exc:`ValueError`. Callers
catching the specific exception type and supporting both Python 3.9 and
earlier versions will need to catch both using ``... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
4b0cb93d-c2fa-4f9e-970e-5637a34885dd | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,018 | supabase-export-v2 | c0da6e9a4e8d68a3 | On Fedora and SuSE, it is equal to ``"lib64"`` on 64-bit platforms. (Contributed by Jan Matějek, Matěj Cepl, Charalampos Stratakis and Victor Stinner in :issue:`1294959`.)
Previously, :data:`sys.stderr` was block-buffered when non-interactive. Now
``stderr`` defaults to always being line-buffered. (Contributed by Jendr... | trusted_official_docs | CPython Docs | On Fedora and SuSE, it is equal to ``"lib64"`` on 64-bit platforms. (Contributed by Jan Matějek, Matěj Cepl, Charalampos Stratakis and Victor Stinner in :issue:`1294959`.)
Previously, :data:`sys.stderr` was block-buffered when non-interactive. Now
``stderr`` defaults to always being line-buffered. (Contributed by Jendr... | On Fedora and SuSE, it is equal to ``"lib64"`` on 64-bit platforms. (Contributed by Jan Matějek, Matěj Cepl, Charalampos Stratakis and Victor Stinner in :issue:`1294959`.)
Previously, :data:`sys.stderr` was block-buffered when non-interactive. Now
``stderr`` defaults to always being line-buffered. (Contributed by Jendr... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
4b84b302-dab8-4de8-9b5a-d068d9f2d663 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,159 | supabase-export-v2 | 7d5ee8c8b210e96c | the ``-E`` option is used (if :c:member:`PyConfig.use_environment` is set to ``0``). This is significant when embedding Python on Windows. (Contributed by Zackery Spytz in :issue:`8901`.)
* The global variable :c:data:`PyStructSequence_UnnamedField` is now a constant
and refers to a constant string. (Contributed by Se... | trusted_official_docs | CPython Docs | the ``-E`` option is used (if :c:member:`PyConfig.use_environment` is set to ``0``). This is significant when embedding Python on Windows. (Contributed by Zackery Spytz in :issue:`8901`.)
* The global variable :c:data:`PyStructSequence_UnnamedField` is now a constant
and refers to a constant string. (Contributed by Se... | the ``-E`` option is used (if :c:member:`PyConfig.use_environment` is set to ``0``). This is significant when embedding Python on Windows. (Contributed by Zackery Spytz in :issue:`8901`.)
* The global variable :c:data:`PyStructSequence_UnnamedField` is now a constant
and refers to a constant string. (Contributed by Se... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
4d972212-6d55-406c-8f09-df8dc173e765 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,145 | supabase-export-v2 | eab97573319da75f | object without any arguments. It is the most efficient way to call a callable Python object without any argument. (Contributed by Victor Stinner in :issue:`37194`.)
* Changes in the limited C API (if ``Py_LIMITED_API`` macro is defined): | trusted_official_docs | CPython Docs | object without any arguments. It is the most efficient way to call a callable Python object without any argument. (Contributed by Victor Stinner in :issue:`37194`.)
* Changes in the limited C API (if ``Py_LIMITED_API`` macro is defined): | object without any arguments. It is the most efficient way to call a callable Python object without any argument. (Contributed by Victor Stinner in :issue:`37194`.)
* Changes in the limited C API (if ``Py_LIMITED_API`` macro is defined): | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
4f0cb8ac-98a7-4f9f-b0ff-e4ae6767f17c | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,096 | supabase-export-v2 | a65c370e0fd836f5 | and :meth:`!asyncio.Task.all_tasks` have been removed. They were deprecated since Python 3.7 and you can use :func:`asyncio.current_task` and :func:`asyncio.all_tasks` instead. (Contributed by Rémi Lapeyre in :issue:`40967`)
* The ``unescape()`` method in the :class:`html.parser.HTMLParser` class
has been removed (it ... | trusted_official_docs | CPython Docs | and :meth:`!asyncio.Task.all_tasks` have been removed. They were deprecated since Python 3.7 and you can use :func:`asyncio.current_task` and :func:`asyncio.all_tasks` instead. (Contributed by Rémi Lapeyre in :issue:`40967`)
* The ``unescape()`` method in the :class:`html.parser.HTMLParser` class
has been removed (it ... | and :meth:`!asyncio.Task.all_tasks` have been removed. They were deprecated since Python 3.7 and you can use :func:`asyncio.current_task` and :func:`asyncio.all_tasks` instead. (Contributed by Rémi Lapeyre in :issue:`40967`)
* The ``unescape()`` method in the :class:`html.parser.HTMLParser` class
has been removed (it ... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
4fcd4660-b40d-459d-9a95-346c6be5fd78 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,937 | supabase-export-v2 | 05ddc322b7a86b7e | Removed daemon threads from :class:`~concurrent.futures.ThreadPoolExecutor` and :class:`~concurrent.futures.ProcessPoolExecutor`. This improves compatibility with subinterpreters and predictability in their shutdown processes. (Contributed by Kyle Stanley in :issue:`39812`.)
Workers in :class:`~concurrent.futures.Proce... | trusted_official_docs | CPython Docs | Removed daemon threads from :class:`~concurrent.futures.ThreadPoolExecutor` and :class:`~concurrent.futures.ProcessPoolExecutor`. This improves compatibility with subinterpreters and predictability in their shutdown processes. (Contributed by Kyle Stanley in :issue:`39812`.)
Workers in :class:`~concurrent.futures.Proce... | Removed daemon threads from :class:`~concurrent.futures.ThreadPoolExecutor` and :class:`~concurrent.futures.ProcessPoolExecutor`. This improves compatibility with subinterpreters and predictability in their shutdown processes. (Contributed by Kyle Stanley in :issue:`39812`.)
Workers in :class:`~concurrent.futures.Proce... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
50b1308f-c836-43bf-b89d-064a6bf3150e | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,903 | supabase-export-v2 | 22a69d835b49430f | argument is only checked at the first encoding/decoding error and the *encoding* argument is sometimes ignored for empty strings. (Contributed by Victor Stinner in :issue:`37388`.)
* ``"".replace("", s, n)`` now returns ``s`` instead of an empty string for
all non-zero ``n``. It is now consistent with ``"".replace("",... | trusted_official_docs | CPython Docs | argument is only checked at the first encoding/decoding error and the *encoding* argument is sometimes ignored for empty strings. (Contributed by Victor Stinner in :issue:`37388`.)
* ``"".replace("", s, n)`` now returns ``s`` instead of an empty string for
all non-zero ``n``. It is now consistent with ``"".replace("",... | argument is only checked at the first encoding/decoding error and the *encoding* argument is sometimes ignored for empty strings. (Contributed by Victor Stinner in :issue:`37388`.)
* ``"".replace("", s, n)`` now returns ``s`` instead of an empty string for
all non-zero ``n``. It is now consistent with ``"".replace("",... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
512bcd17-7134-40f9-9fea-810473441652 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,889 | supabase-export-v2 | ce4bc4a79c90e41e | Type Hinting Generics in Standard Collections ---------------------------------------------
In type annotations you can now use built-in collection types such as
``list`` and ``dict`` as generic types instead of importing the
corresponding capitalized types (e.g. ``List`` or ``Dict``) from
``typing``. Some other types ... | trusted_official_docs | CPython Docs | Type Hinting Generics in Standard Collections ---------------------------------------------
In type annotations you can now use built-in collection types such as
``list`` and ``dict`` as generic types instead of importing the
corresponding capitalized types (e.g. ``List`` or ``Dict``) from
``typing``. Some other types ... | Type Hinting Generics in Standard Collections ---------------------------------------------
In type annotations you can now use built-in collection types such as
``list`` and ``dict`` as generic types instead of importing the
corresponding capitalized types (e.g. ``List`` or ``Dict``) from
``typing``. Some other types ... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
52121cb8-cab3-488a-aacd-3711fa886f65 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,157 | supabase-export-v2 | 1ddb6bc8fabab0ba | Extension modules without module state (``m_size <= 0``) are not affected.
* If :c:func:`Py_AddPendingCall` is called in a subinterpreter, the function is
now scheduled to be called from the subinterpreter, rather than being called
from the main interpreter. Each subinterpreter now has its own list of
scheduled call... | trusted_official_docs | CPython Docs | Extension modules without module state (``m_size <= 0``) are not affected.
* If :c:func:`Py_AddPendingCall` is called in a subinterpreter, the function is
now scheduled to be called from the subinterpreter, rather than being called
from the main interpreter. Each subinterpreter now has its own list of
scheduled call... | Extension modules without module state (``m_size <= 0``) are not affected.
* If :c:func:`Py_AddPendingCall` is called in a subinterpreter, the function is
now scheduled to be called from the subinterpreter, rather than being called
from the main interpreter. Each subinterpreter now has its own list of
scheduled call... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
52bddb3d-fff2-4f95-bf2d-fc8ca0abe923 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,066 | supabase-export-v2 | f6a904c45be6f777 | (Contributed by Victor Stinner in :issue:`39353`.)
* :mod:`ast` classes ``slice``, ``Index`` and ``ExtSlice`` are considered deprecated
and will be removed in future Python versions. ``value`` itself should be
used instead of ``Index(value)``. ``Tuple(slices, Load())`` should be
used instead of ``ExtSlice(slices)``.... | trusted_official_docs | CPython Docs | (Contributed by Victor Stinner in :issue:`39353`.)
* :mod:`ast` classes ``slice``, ``Index`` and ``ExtSlice`` are considered deprecated
and will be removed in future Python versions. ``value`` itself should be
used instead of ``Index(value)``. ``Tuple(slices, Load())`` should be
used instead of ``ExtSlice(slices)``.... | (Contributed by Victor Stinner in :issue:`39353`.)
* :mod:`ast` classes ``slice``, ``Index`` and ``ExtSlice`` are considered deprecated
and will be removed in future Python versions. ``value`` itself should be
used instead of ``Index(value)``. ``Tuple(slices, Load())`` should be
used instead of ``ExtSlice(slices)``.... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
52edf8c9-5f97-4b5e-806b-e7d2efef2345 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,022 | supabase-export-v2 | a1b0e5dbcad58d28 | typing ------
:pep:`593` introduced an :data:`typing.Annotated` type to decorate existing
types with context-specific metadata and new ``include_extras`` parameter to
:func:`typing.get_type_hints` to access the metadata at runtime. (Contributed
by Till Varoquaux and Konstantin Kashin.) | trusted_official_docs | CPython Docs | typing ------
:pep:`593` introduced an :data:`typing.Annotated` type to decorate existing
types with context-specific metadata and new ``include_extras`` parameter to
:func:`typing.get_type_hints` to access the metadata at runtime. (Contributed
by Till Varoquaux and Konstantin Kashin.) | typing ------
:pep:`593` introduced an :data:`typing.Annotated` type to decorate existing
types with context-specific metadata and new ``include_extras`` parameter to
:func:`typing.get_type_hints` to access the metadata at runtime. (Contributed
by Till Varoquaux and Konstantin Kashin.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
55ad17de-fe3d-4250-9efd-86361a5a1dab | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,113 | supabase-export-v2 | 80823ad8b9fe204c | function :func:`socket.inet_aton` treats leading zeros as octal notatation. glibc implementation of modern :func:`~socket.inet_pton` does not accept any leading zeros. (Contributed by Christian Heimes in :issue:`36384`).
* :func:`codecs.lookup` now normalizes the encoding name the same way as
:func:`encodings.normaliz... | trusted_official_docs | CPython Docs | function :func:`socket.inet_aton` treats leading zeros as octal notatation. glibc implementation of modern :func:`~socket.inet_pton` does not accept any leading zeros. (Contributed by Christian Heimes in :issue:`36384`).
* :func:`codecs.lookup` now normalizes the encoding name the same way as
:func:`encodings.normaliz... | function :func:`socket.inet_aton` treats leading zeros as octal notatation. glibc implementation of modern :func:`~socket.inet_pton` does not accept any leading zeros. (Contributed by Christian Heimes in :issue:`36384`).
* :func:`codecs.lookup` now normalizes the encoding name the same way as
:func:`encodings.normaliz... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
5666fece-30d3-418a-8fb7-1568cf9ab44d | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,013 | supabase-export-v2 | 6bb65b643806d85e | The socket module now supports the :const:`~socket.CAN_J1939` protocol on platforms that support it. (Contributed by Karl Ding in :issue:`40291`.)
The socket module now has the :func:`socket.send_fds` and
:func:`socket.recv_fds` functions. (Contributed by Joannah Nanjekye, Shinya
Okano and Victor Stinner in :issue:`287... | trusted_official_docs | CPython Docs | The socket module now supports the :const:`~socket.CAN_J1939` protocol on platforms that support it. (Contributed by Karl Ding in :issue:`40291`.)
The socket module now has the :func:`socket.send_fds` and
:func:`socket.recv_fds` functions. (Contributed by Joannah Nanjekye, Shinya
Okano and Victor Stinner in :issue:`287... | The socket module now supports the :const:`~socket.CAN_J1939` protocol on platforms that support it. (Contributed by Karl Ding in :issue:`40291`.)
The socket module now has the :func:`socket.send_fds` and
:func:`socket.recv_fds` functions. (Contributed by Joannah Nanjekye, Shinya
Okano and Victor Stinner in :issue:`287... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
566d3206-a3a1-4dca-85ca-0a25f0377ce2 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,103 | supabase-export-v2 | 6882f3c3bd46492b | * The :meth:`select.epoll.unregister` method no longer ignores the :const:`~errno.EBADF` error. (Contributed by Victor Stinner in :issue:`39239`.)
* The *compresslevel* parameter of :class:`bz2.BZ2File` became keyword-only,
since the *buffering* parameter has been removed. (Contributed by Victor Stinner in :issue:`393... | trusted_official_docs | CPython Docs | * The :meth:`select.epoll.unregister` method no longer ignores the :const:`~errno.EBADF` error. (Contributed by Victor Stinner in :issue:`39239`.)
* The *compresslevel* parameter of :class:`bz2.BZ2File` became keyword-only,
since the *buffering* parameter has been removed. (Contributed by Victor Stinner in :issue:`393... | * The :meth:`select.epoll.unregister` method no longer ignores the :const:`~errno.EBADF` error. (Contributed by Victor Stinner in :issue:`39239`.)
* The *compresslevel* parameter of :class:`bz2.BZ2File` became keyword-only,
since the *buffering* parameter has been removed. (Contributed by Victor Stinner in :issue:`393... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
57f0ef5f-47c1-4d83-a84b-3dd8c2536775 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,885 | supabase-export-v2 | 082444be99211331 | x', 'key2': 'value2 from y', 'key3': 'value3 from y'} >>> y | x {'key2': 'value2 from x', 'key3': 'value3 from y', 'key1': 'value1 from x'}
See :pep:`584` for a full description. (Contributed by Brandt Bucher in :issue:`36144`.) | trusted_official_docs | CPython Docs | x', 'key2': 'value2 from y', 'key3': 'value3 from y'} >>> y | x {'key2': 'value2 from x', 'key3': 'value3 from y', 'key1': 'value1 from x'}
See :pep:`584` for a full description. (Contributed by Brandt Bucher in :issue:`36144`.) | x', 'key2': 'value2 from y', 'key3': 'value3 from y'} >>> y | x {'key2': 'value2 from x', 'key3': 'value3 from y', 'key1': 'value1 from x'}
See :pep:`584` for a full description. (Contributed by Brandt Bucher in :issue:`36144`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
5938074f-3a6c-4ebe-8847-7fc70c18a341 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,194 | supabase-export-v2 | c6807288102db492 | versions (tested to 10.9) while making some newer OS functions and options conditionally available based on the operating system version in use at runtime ("weaklinking").
(Contributed by Ronald Oussoren and Lawrence D'Anna in :issue:`41100`.) | trusted_official_docs | CPython Docs | versions (tested to 10.9) while making some newer OS functions and options conditionally available based on the operating system version in use at runtime ("weaklinking").
(Contributed by Ronald Oussoren and Lawrence D'Anna in :issue:`41100`.) | versions (tested to 10.9) while making some newer OS functions and options conditionally available based on the operating system version in use at runtime ("weaklinking").
(Contributed by Ronald Oussoren and Lawrence D'Anna in :issue:`41100`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
5bda5629-ba84-419f-a129-aaffbcb8cc89 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,083 | supabase-export-v2 | ea6f2c403e7b6fd5 | ``aifc.open()``, ``sunau.openfp()`` alias to ``sunau.open()``, and ``wave.openfp()`` alias to :func:`wave.open` have been removed. They were deprecated since Python 3.7. (Contributed by Victor Stinner in :issue:`37320`.)
* The :meth:`!isAlive` method of :class:`threading.Thread`
has been removed. It was deprecated sin... | trusted_official_docs | CPython Docs | ``aifc.open()``, ``sunau.openfp()`` alias to ``sunau.open()``, and ``wave.openfp()`` alias to :func:`wave.open` have been removed. They were deprecated since Python 3.7. (Contributed by Victor Stinner in :issue:`37320`.)
* The :meth:`!isAlive` method of :class:`threading.Thread`
has been removed. It was deprecated sin... | ``aifc.open()``, ``sunau.openfp()`` alias to ``sunau.open()``, and ``wave.openfp()`` alias to :func:`wave.open` have been removed. They were deprecated since Python 3.7. (Contributed by Victor Stinner in :issue:`37320`.)
* The :meth:`!isAlive` method of :class:`threading.Thread`
has been removed. It was deprecated sin... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
5c3152bf-54fd-4d58-b30c-6dc21abb75af | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,012 | supabase-export-v2 | cd9d581766ee54a2 | The :mod:`socket` module now exports the :const:`~socket.CAN_RAW_JOIN_FILTERS` constant on Linux 4.1 and greater. (Contributed by Stefan Tatschner and Zackery Spytz in :issue:`25780`.)
The socket module now supports the :const:`~socket.CAN_J1939` protocol on
platforms that support it. (Contributed by Karl Ding in :issu... | trusted_official_docs | CPython Docs | The :mod:`socket` module now exports the :const:`~socket.CAN_RAW_JOIN_FILTERS` constant on Linux 4.1 and greater. (Contributed by Stefan Tatschner and Zackery Spytz in :issue:`25780`.)
The socket module now supports the :const:`~socket.CAN_J1939` protocol on
platforms that support it. (Contributed by Karl Ding in :issu... | The :mod:`socket` module now exports the :const:`~socket.CAN_RAW_JOIN_FILTERS` constant on Linux 4.1 and greater. (Contributed by Stefan Tatschner and Zackery Spytz in :issue:`25780`.)
The socket module now supports the :const:`~socket.CAN_J1939` protocol on
platforms that support it. (Contributed by Karl Ding in :issu... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
5d2f0c73-8cf6-4d9e-8ed6-3c9d3f899ccb | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,110 | supabase-export-v2 | 3fed93adefea3f94 | instead of ``Py_UNICODE``. This change doesn't affect to its behavior because ``Py_UNICODE`` is alias of :c:type:`wchar_t` since Python 3.3. (Contributed by Inada Naoki in :issue:`34538`.)
* The :func:`logging.getLogger` API now returns the root logger when passed
the name ``'root'``, whereas previously it returned a ... | trusted_official_docs | CPython Docs | instead of ``Py_UNICODE``. This change doesn't affect to its behavior because ``Py_UNICODE`` is alias of :c:type:`wchar_t` since Python 3.3. (Contributed by Inada Naoki in :issue:`34538`.)
* The :func:`logging.getLogger` API now returns the root logger when passed
the name ``'root'``, whereas previously it returned a ... | instead of ``Py_UNICODE``. This change doesn't affect to its behavior because ``Py_UNICODE`` is alias of :c:type:`wchar_t` since Python 3.3. (Contributed by Inada Naoki in :issue:`34538`.)
* The :func:`logging.getLogger` API now returns the root logger when passed
the name ``'root'``, whereas previously it returned a ... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
5dc6094e-81e1-428e-b80c-5cbb4b0a2238 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,150 | supabase-export-v2 | 17e04f457a321430 | * The :c:func:`PyModule_AddType` function is added to help adding a type to a module. (Contributed by Donghee Na in :issue:`40024`.)
* Added the functions :c:func:`PyObject_GC_IsTracked` and
:c:func:`PyObject_GC_IsFinalized` to the public API to allow to query if
Python objects are being currently tracked or have bee... | trusted_official_docs | CPython Docs | * The :c:func:`PyModule_AddType` function is added to help adding a type to a module. (Contributed by Donghee Na in :issue:`40024`.)
* Added the functions :c:func:`PyObject_GC_IsTracked` and
:c:func:`PyObject_GC_IsFinalized` to the public API to allow to query if
Python objects are being currently tracked or have bee... | * The :c:func:`PyModule_AddType` function is added to help adding a type to a module. (Contributed by Donghee Na in :issue:`40024`.)
* Added the functions :c:func:`PyObject_GC_IsTracked` and
:c:func:`PyObject_GC_IsFinalized` to the public API to allow to query if
Python objects are being currently tracked or have bee... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
5de60e90-2793-4abb-9cfc-d5a7af06c243 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,051 | supabase-export-v2 | 5d73fe0bc235d2fa | Stack (or queue) operations: list_append_pop 93.4 112.7 75.4 74.2 50.8 50.6 deque_append_pop 43.5 57.0 49.4 49.2 42.5 44.2 deque_append_popleft 43.7 57.3 49.7 49.7 42.8 46.4
Timing loop:
loop_overhead 0.5 0.6 0.4 0.3 0.3 0.3 | trusted_official_docs | CPython Docs | Stack (or queue) operations: list_append_pop 93.4 112.7 75.4 74.2 50.8 50.6 deque_append_pop 43.5 57.0 49.4 49.2 42.5 44.2 deque_append_popleft 43.7 57.3 49.7 49.7 42.8 46.4
Timing loop:
loop_overhead 0.5 0.6 0.4 0.3 0.3 0.3 | Stack (or queue) operations: list_append_pop 93.4 112.7 75.4 74.2 50.8 50.6 deque_append_pop 43.5 57.0 49.4 49.2 42.5 44.2 deque_append_popleft 43.7 57.3 49.7 49.7 42.8 46.4
Timing loop:
loop_overhead 0.5 0.6 0.4 0.3 0.3 0.3 | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
646f19f3-2489-4d21-9ded-9b0513b9d88c | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,147 | supabase-export-v2 | 4f9929c05c795841 | macros, but these macros didn't compile with the limited C API which cannot access ``PyThreadState.recursion_depth`` field (the structure is opaque in the limited C API).
* ``PyObject_INIT()`` and ``PyObject_INIT_VAR()`` become regular "opaque"
function to hide implementation details. | trusted_official_docs | CPython Docs | macros, but these macros didn't compile with the limited C API which cannot access ``PyThreadState.recursion_depth`` field (the structure is opaque in the limited C API).
* ``PyObject_INIT()`` and ``PyObject_INIT_VAR()`` become regular "opaque"
function to hide implementation details. | macros, but these macros didn't compile with the limited C API which cannot access ``PyThreadState.recursion_depth`` field (the structure is opaque in the limited C API).
* ``PyObject_INIT()`` and ``PyObject_INIT_VAR()`` become regular "opaque"
function to hide implementation details. | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
647addfa-80f3-4ebe-878a-1229ca38aabd | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,126 | supabase-export-v2 | cdaa727f9d0904e4 | CPython bytecode changes ------------------------
* The :opcode:`!LOAD_ASSERTION_ERROR` opcode was added for handling the
:keyword:`assert` statement. Previously, the assert statement would not work
correctly if the :exc:`AssertionError` exception was being shadowed. (Contributed by Zackery Spytz in :issue:`34880`.) | trusted_official_docs | CPython Docs | CPython bytecode changes ------------------------
* The :opcode:`!LOAD_ASSERTION_ERROR` opcode was added for handling the
:keyword:`assert` statement. Previously, the assert statement would not work
correctly if the :exc:`AssertionError` exception was being shadowed. (Contributed by Zackery Spytz in :issue:`34880`.) | CPython bytecode changes ------------------------
* The :opcode:`!LOAD_ASSERTION_ERROR` opcode was added for handling the
:keyword:`assert` statement. Previously, the assert statement would not work
correctly if the :exc:`AssertionError` exception was being shadowed. (Contributed by Zackery Spytz in :issue:`34880`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
64cd4efb-199c-455a-bd5b-52cd28ae6933 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,055 | supabase-export-v2 | e74f9f41cc08a110 | * The distutils ``bdist_msi`` command is now deprecated, use ``bdist_wheel`` (wheel packages) instead. (Contributed by Hugo van Kemenade in :issue:`39586`.)
* Currently :func:`math.factorial` accepts :class:`float` instances with
non-negative integer values (like ``5.0``). It raises a :exc:`ValueError`
for non-integr... | trusted_official_docs | CPython Docs | * The distutils ``bdist_msi`` command is now deprecated, use ``bdist_wheel`` (wheel packages) instead. (Contributed by Hugo van Kemenade in :issue:`39586`.)
* Currently :func:`math.factorial` accepts :class:`float` instances with
non-negative integer values (like ``5.0``). It raises a :exc:`ValueError`
for non-integr... | * The distutils ``bdist_msi`` command is now deprecated, use ``bdist_wheel`` (wheel packages) instead. (Contributed by Hugo van Kemenade in :issue:`39586`.)
* Currently :func:`math.factorial` accepts :class:`float` instances with
non-negative integer values (like ``5.0``). It raises a :exc:`ValueError`
for non-integr... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
6635d3f6-af41-4096-8a73-4b1196baf592 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,868 | supabase-export-v2 | 0819b60de93fd5f3 | Interpreter improvements:
* :pep:`573`, fast access to module state from methods of C extension
types;
* :pep:`617`, CPython now uses a new parser based on PEG;
* a number of Python builtins (range, tuple, set, frozenset, list, dict) are
now sped up using :pep:`590` vectorcall;
* garbage collection does not block on ... | trusted_official_docs | CPython Docs | Interpreter improvements:
* :pep:`573`, fast access to module state from methods of C extension
types;
* :pep:`617`, CPython now uses a new parser based on PEG;
* a number of Python builtins (range, tuple, set, frozenset, list, dict) are
now sped up using :pep:`590` vectorcall;
* garbage collection does not block on ... | Interpreter improvements:
* :pep:`573`, fast access to module state from methods of C extension
types;
* :pep:`617`, CPython now uses a new parser based on PEG;
* a number of Python builtins (range, tuple, set, frozenset, list, dict) are
now sped up using :pep:`590` vectorcall;
* garbage collection does not block on ... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
667cce33-bc32-457a-b5e4-33890cf69890 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,162 | supabase-export-v2 | 99a9c4fa977f4900 | :c:func:`!PyUnicode_AsUnicode`, ``_PyUnicode_AsUnicode``, and :c:func:`!PyUnicode_AsUnicodeAndSize` are marked as deprecated in C. They have been deprecated by :pep:`393` since Python 3.3. (Contributed by Inada Naoki in :issue:`36346`.)
* The :c:func:`Py_FatalError` function is replaced with a macro which logs
automat... | trusted_official_docs | CPython Docs | :c:func:`!PyUnicode_AsUnicode`, ``_PyUnicode_AsUnicode``, and :c:func:`!PyUnicode_AsUnicodeAndSize` are marked as deprecated in C. They have been deprecated by :pep:`393` since Python 3.3. (Contributed by Inada Naoki in :issue:`36346`.)
* The :c:func:`Py_FatalError` function is replaced with a macro which logs
automat... | :c:func:`!PyUnicode_AsUnicode`, ``_PyUnicode_AsUnicode``, and :c:func:`!PyUnicode_AsUnicodeAndSize` are marked as deprecated in C. They have been deprecated by :pep:`393` since Python 3.3. (Contributed by Inada Naoki in :issue:`36346`.)
* The :c:func:`Py_FatalError` function is replaced with a macro which logs
automat... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
681ba930-f255-461a-85ba-05bef734ad9d | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,061 | supabase-export-v2 | c48ed6bd067ad221 | be opened for reading by default. Specify the *mode* argument for opening it for writing and silencing a warning. (Contributed by Serhiy Storchaka in :issue:`28286`.)
* Deprecated the ``split()`` method of :class:`!_tkinter.TkappType` in
favour of the ``splitlist()`` method which has more consistent and
predictable b... | trusted_official_docs | CPython Docs | be opened for reading by default. Specify the *mode* argument for opening it for writing and silencing a warning. (Contributed by Serhiy Storchaka in :issue:`28286`.)
* Deprecated the ``split()`` method of :class:`!_tkinter.TkappType` in
favour of the ``splitlist()`` method which has more consistent and
predictable b... | be opened for reading by default. Specify the *mode* argument for opening it for writing and silencing a warning. (Contributed by Serhiy Storchaka in :issue:`28286`.)
* Deprecated the ``split()`` method of :class:`!_tkinter.TkappType` in
favour of the ``splitlist()`` method which has more consistent and
predictable b... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
6a322320-5a1c-4d21-8797-a6841233af8f | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,067 | supabase-export-v2 | aff90b40fad89d88 | future Python versions. ``value`` itself should be used instead of ``Index(value)``. ``Tuple(slices, Load())`` should be used instead of ``ExtSlice(slices)``. (Contributed by Serhiy Storchaka in :issue:`34822`.)
* :mod:`ast` classes ``Suite``, ``Param``, ``AugLoad`` and ``AugStore``
are considered deprecated and will ... | trusted_official_docs | CPython Docs | future Python versions. ``value`` itself should be used instead of ``Index(value)``. ``Tuple(slices, Load())`` should be used instead of ``ExtSlice(slices)``. (Contributed by Serhiy Storchaka in :issue:`34822`.)
* :mod:`ast` classes ``Suite``, ``Param``, ``AugLoad`` and ``AugStore``
are considered deprecated and will ... | future Python versions. ``value`` itself should be used instead of ``Index(value)``. ``Tuple(slices, Load())`` should be used instead of ``ExtSlice(slices)``. (Contributed by Serhiy Storchaka in :issue:`34822`.)
* :mod:`ast` classes ``Suite``, ``Param``, ``AugLoad`` and ``AugStore``
are considered deprecated and will ... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
6a32fa78-841e-4e47-9e53-ab474e129585 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,091 | supabase-export-v2 | 62d11c970844a41c | removed. As of Python 3.1, it was deprecated and ignored; using it has emitted a :exc:`DeprecationWarning` since Python 3.8. (Contributed by Inada Naoki in :issue:`39377`)
* ``with (await asyncio.lock):`` and ``with (yield from asyncio.lock):`` statements are
not longer supported, use ``async with lock`` instead. The ... | trusted_official_docs | CPython Docs | removed. As of Python 3.1, it was deprecated and ignored; using it has emitted a :exc:`DeprecationWarning` since Python 3.8. (Contributed by Inada Naoki in :issue:`39377`)
* ``with (await asyncio.lock):`` and ``with (yield from asyncio.lock):`` statements are
not longer supported, use ``async with lock`` instead. The ... | removed. As of Python 3.1, it was deprecated and ignored; using it has emitted a :exc:`DeprecationWarning` since Python 3.8. (Contributed by Inada Naoki in :issue:`39377`)
* ``with (await asyncio.lock):`` and ``with (yield from asyncio.lock):`` statements are
not longer supported, use ``async with lock`` instead. The ... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
6b36d014-fd06-479c-9c79-fee7f7494c4d | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,097 | supabase-export-v2 | 9ff0c9a2c82a256f | the :class:`html.parser.HTMLParser` class has been removed (it was deprecated since Python 3.4). :func:`html.unescape` should be used for converting character references to the corresponding unicode characters.
Porting to Python 3.9
===================== | trusted_official_docs | CPython Docs | the :class:`html.parser.HTMLParser` class has been removed (it was deprecated since Python 3.4). :func:`html.unescape` should be used for converting character references to the corresponding unicode characters.
Porting to Python 3.9
===================== | the :class:`html.parser.HTMLParser` class has been removed (it was deprecated since Python 3.4). :func:`html.unescape` should be used for converting character references to the corresponding unicode characters.
Porting to Python 3.9
===================== | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
6bf2d1ac-ef7e-4bc4-b927-670fe05235d2 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,189 | supabase-export-v2 | 72ec80f8ed01404a | The behavior of :class:`typing.Literal` was changed to conform with :pep:`586` and to match the behavior of static type checkers specified in the PEP.
1. ``Literal`` now de-duplicates parameters. 2. Equality comparisons between ``Literal`` objects are now order independent. 3. ``Literal`` comparisons now respect types.... | trusted_official_docs | CPython Docs | The behavior of :class:`typing.Literal` was changed to conform with :pep:`586` and to match the behavior of static type checkers specified in the PEP.
1. ``Literal`` now de-duplicates parameters. 2. Equality comparisons between ``Literal`` objects are now order independent. 3. ``Literal`` comparisons now respect types.... | The behavior of :class:`typing.Literal` was changed to conform with :pep:`586` and to match the behavior of static type checkers specified in the PEP.
1. ``Literal`` now de-duplicates parameters. 2. Equality comparisons between ``Literal`` objects are now order independent. 3. ``Literal`` comparisons now respect types.... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
6ccd4b63-a8b6-461f-8167-7ceddf2b3b2e | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,182 | supabase-export-v2 | dcbd04eecf6bd11a | functions from the C API. Call :c:func:`PyGC_Collect` explicitly to clear all free lists. (Contributed by Inada Naoki and Victor Stinner in :issue:`37340`, :issue:`38896` and :issue:`40428`.)
* ``PyAsyncGen_ClearFreeLists()``
* ``PyContext_ClearFreeList()``
* ``PyDict_ClearFreeList()``
* ``PyFloat_ClearFreeList()``
... | trusted_official_docs | CPython Docs | functions from the C API. Call :c:func:`PyGC_Collect` explicitly to clear all free lists. (Contributed by Inada Naoki and Victor Stinner in :issue:`37340`, :issue:`38896` and :issue:`40428`.)
* ``PyAsyncGen_ClearFreeLists()``
* ``PyContext_ClearFreeList()``
* ``PyDict_ClearFreeList()``
* ``PyFloat_ClearFreeList()``
... | functions from the C API. Call :c:func:`PyGC_Collect` explicitly to clear all free lists. (Contributed by Inada Naoki and Victor Stinner in :issue:`37340`, :issue:`38896` and :issue:`40428`.)
* ``PyAsyncGen_ClearFreeLists()``
* ``PyContext_ClearFreeList()``
* ``PyDict_ClearFreeList()``
* ``PyFloat_ClearFreeList()``
... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
6de80d16-ddcd-44c8-9e29-95ab8e78005d | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,197 | supabase-export-v2 | 86b617931fc2f05c | collections.abc ---------------
:class:`collections.abc.Callable` generic now flattens type parameters, similar
to what :data:`typing.Callable` currently does. This means that
``collections.abc.Callable[[int, str], str]`` will have ``__args__`` of
``(int, str, str)``; previously this was ``([int, str], str)``. To allow... | trusted_official_docs | CPython Docs | collections.abc ---------------
:class:`collections.abc.Callable` generic now flattens type parameters, similar
to what :data:`typing.Callable` currently does. This means that
``collections.abc.Callable[[int, str], str]`` will have ``__args__`` of
``(int, str, str)``; previously this was ``([int, str], str)``. To allow... | collections.abc ---------------
:class:`collections.abc.Callable` generic now flattens type parameters, similar
to what :data:`typing.Callable` currently does. This means that
``collections.abc.Callable[[int, str], str]`` will have ``__args__`` of
``(int, str, str)``; previously this was ``([int, str], str)``. To allow... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
6e4e8197-3710-4d51-a47e-bdbaf1ba0806 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,104 | supabase-export-v2 | c5521853561606ab | * The *compresslevel* parameter of :class:`bz2.BZ2File` became keyword-only, since the *buffering* parameter has been removed. (Contributed by Victor Stinner in :issue:`39357`.)
* Simplified AST for subscription. Simple indices will be represented by
their value, extended slices will be represented as tuples. ``Index(... | trusted_official_docs | CPython Docs | * The *compresslevel* parameter of :class:`bz2.BZ2File` became keyword-only, since the *buffering* parameter has been removed. (Contributed by Victor Stinner in :issue:`39357`.)
* Simplified AST for subscription. Simple indices will be represented by
their value, extended slices will be represented as tuples. ``Index(... | * The *compresslevel* parameter of :class:`bz2.BZ2File` became keyword-only, since the *buffering* parameter has been removed. (Contributed by Victor Stinner in :issue:`39357`.)
* Simplified AST for subscription. Simple indices will be represented by
their value, extended slices will be represented as tuples. ``Index(... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
6ede7bb4-59bf-4e70-a3d2-10aec673b17a | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,170 | supabase-export-v2 | 7a81713474e1d34d | * :c:func:`PyIndex_Check` is now always declared as an opaque function to hide implementation details: removed the ``PyIndex_Check()`` macro. The macro accessed directly the :c:member:`PyTypeObject.tp_as_number` member.
(See :issue:`40170` for more details.) | trusted_official_docs | CPython Docs | * :c:func:`PyIndex_Check` is now always declared as an opaque function to hide implementation details: removed the ``PyIndex_Check()`` macro. The macro accessed directly the :c:member:`PyTypeObject.tp_as_number` member.
(See :issue:`40170` for more details.) | * :c:func:`PyIndex_Check` is now always declared as an opaque function to hide implementation details: removed the ``PyIndex_Check()`` macro. The macro accessed directly the :c:member:`PyTypeObject.tp_as_number` member.
(See :issue:`40170` for more details.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
713b4d45-a600-4b9e-8357-76f154c4ac1c | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,205 | supabase-export-v2 | cb191bd50076064d | from the URL by the parser in :mod:`urllib.parse` preventing such attacks. The removal characters are controlled by a new module level variable ``urllib.parse._UNSAFE_URL_BYTES_TO_REMOVE``. (See :gh:`88048`)
Notable security feature in 3.9.14
================================== | trusted_official_docs | CPython Docs | from the URL by the parser in :mod:`urllib.parse` preventing such attacks. The removal characters are controlled by a new module level variable ``urllib.parse._UNSAFE_URL_BYTES_TO_REMOVE``. (See :gh:`88048`)
Notable security feature in 3.9.14
================================== | from the URL by the parser in :mod:`urllib.parse` preventing such attacks. The removal characters are controlled by a new module level variable ``urllib.parse._UNSAFE_URL_BYTES_TO_REMOVE``. (See :gh:`88048`)
Notable security feature in 3.9.14
================================== | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
74ae2b9c-bbab-40a6-9be6-56fa1034b637 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,981 | supabase-export-v2 | 2b2d7f96fc453423 | Added :func:`math.lcm`: return the least common multiple of specified arguments. (Contributed by Mark Dickinson, Ananthakrishnan and Serhiy Storchaka in :issue:`39479` and :issue:`39648`.)
Added :func:`math.nextafter`: return the next floating-point value after *x*
towards *y*. (Contributed by Victor Stinner in :issue:... | trusted_official_docs | CPython Docs | Added :func:`math.lcm`: return the least common multiple of specified arguments. (Contributed by Mark Dickinson, Ananthakrishnan and Serhiy Storchaka in :issue:`39479` and :issue:`39648`.)
Added :func:`math.nextafter`: return the next floating-point value after *x*
towards *y*. (Contributed by Victor Stinner in :issue:... | Added :func:`math.lcm`: return the least common multiple of specified arguments. (Contributed by Mark Dickinson, Ananthakrishnan and Serhiy Storchaka in :issue:`39479` and :issue:`39648`.)
Added :func:`math.nextafter`: return the next floating-point value after *x*
towards *y*. (Contributed by Victor Stinner in :issue:... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
75f088bf-53d5-4140-808e-10acf42dca32 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,163 | supabase-export-v2 | f8a34d0612b989fb | replaced with a macro which logs automatically the name of the current function, unless the ``Py_LIMITED_API`` macro is defined. (Contributed by Victor Stinner in :issue:`39882`.)
* The vectorcall protocol now requires that the caller passes only strings as
keyword names. (See :issue:`37540` for more information.) | trusted_official_docs | CPython Docs | replaced with a macro which logs automatically the name of the current function, unless the ``Py_LIMITED_API`` macro is defined. (Contributed by Victor Stinner in :issue:`39882`.)
* The vectorcall protocol now requires that the caller passes only strings as
keyword names. (See :issue:`37540` for more information.) | replaced with a macro which logs automatically the name of the current function, unless the ``Py_LIMITED_API`` macro is defined. (Contributed by Victor Stinner in :issue:`39882`.)
* The vectorcall protocol now requires that the caller passes only strings as
keyword names. (See :issue:`37540` for more information.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
76f3437c-7114-487f-aa30-5c0590adf4e4 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,936 | supabase-export-v2 | 0a855d12ae826923 | pending futures which have not started running, instead of waiting for them to complete before shutting down the executor. (Contributed by Kyle Stanley in :issue:`39349`.)
Removed daemon threads from :class:`~concurrent.futures.ThreadPoolExecutor`
and :class:`~concurrent.futures.ProcessPoolExecutor`. This improves
comp... | trusted_official_docs | CPython Docs | pending futures which have not started running, instead of waiting for them to complete before shutting down the executor. (Contributed by Kyle Stanley in :issue:`39349`.)
Removed daemon threads from :class:`~concurrent.futures.ThreadPoolExecutor`
and :class:`~concurrent.futures.ProcessPoolExecutor`. This improves
comp... | pending futures which have not started running, instead of waiting for them to complete before shutting down the executor. (Contributed by Kyle Stanley in :issue:`39349`.)
Removed daemon threads from :class:`~concurrent.futures.ThreadPoolExecutor`
and :class:`~concurrent.futures.ProcessPoolExecutor`. This improves
comp... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
7837a3d0-92c4-4b0c-9fca-896b8e56489c | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,141 | supabase-export-v2 | f3ecd3ce6564224b | and :c:type:`PyCMethod` and :c:macro:`METH_METHOD` to allow a method to access the class it was defined in. (Contributed by Marcel Plch and Petr Viktorin in :issue:`38787`.)
* Added :c:func:`PyFrame_GetCode` function: get a frame code. Added :c:func:`PyFrame_GetBack` function: get the frame next outer frame. (Contribut... | trusted_official_docs | CPython Docs | and :c:type:`PyCMethod` and :c:macro:`METH_METHOD` to allow a method to access the class it was defined in. (Contributed by Marcel Plch and Petr Viktorin in :issue:`38787`.)
* Added :c:func:`PyFrame_GetCode` function: get a frame code. Added :c:func:`PyFrame_GetBack` function: get the frame next outer frame. (Contribut... | and :c:type:`PyCMethod` and :c:macro:`METH_METHOD` to allow a method to access the class it was defined in. (Contributed by Marcel Plch and Petr Viktorin in :issue:`38787`.)
* Added :c:func:`PyFrame_GetCode` function: get a frame code. Added :c:func:`PyFrame_GetBack` function: get the frame next outer frame. (Contribut... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
793a2f23-fcdc-4627-9227-64a0f39cdd21 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,887 | supabase-export-v2 | 62a88f9b14ba0318 | New String Methods to Remove Prefixes and Suffixes --------------------------------------------------
:meth:`str.removeprefix(prefix)<str.removeprefix>` and
:meth:`str.removesuffix(suffix)<str.removesuffix>` have been added
to easily remove an unneeded prefix or a suffix from a string. Corresponding
``bytes``, ``bytear... | trusted_official_docs | CPython Docs | New String Methods to Remove Prefixes and Suffixes --------------------------------------------------
:meth:`str.removeprefix(prefix)<str.removeprefix>` and
:meth:`str.removesuffix(suffix)<str.removesuffix>` have been added
to easily remove an unneeded prefix or a suffix from a string. Corresponding
``bytes``, ``bytear... | New String Methods to Remove Prefixes and Suffixes --------------------------------------------------
:meth:`str.removeprefix(prefix)<str.removeprefix>` and
:meth:`str.removesuffix(suffix)<str.removesuffix>` have been added
to easily remove an unneeded prefix or a suffix from a string. Corresponding
``bytes``, ``bytear... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
796bf544-e80a-46d4-852a-9226268f6b79 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,082 | supabase-export-v2 | dafb5104a5ba9d4d | * ``_dummy_thread`` and ``dummy_threading`` modules have been removed. These modules were deprecated since Python 3.7 which requires threading support. (Contributed by Victor Stinner in :issue:`37312`.)
* ``aifc.openfp()`` alias to ``aifc.open()``, ``sunau.openfp()`` alias to
``sunau.open()``, and ``wave.openfp()`` al... | trusted_official_docs | CPython Docs | * ``_dummy_thread`` and ``dummy_threading`` modules have been removed. These modules were deprecated since Python 3.7 which requires threading support. (Contributed by Victor Stinner in :issue:`37312`.)
* ``aifc.openfp()`` alias to ``aifc.open()``, ``sunau.openfp()`` alias to
``sunau.open()``, and ``wave.openfp()`` al... | * ``_dummy_thread`` and ``dummy_threading`` modules have been removed. These modules were deprecated since Python 3.7 which requires threading support. (Contributed by Victor Stinner in :issue:`37312`.)
* ``aifc.openfp()`` alias to ``aifc.open()``, ``sunau.openfp()`` alias to
``sunau.open()``, and ``wave.openfp()`` al... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
79c85eb0-a74a-479c-8410-51307bbdcdcf | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,101 | supabase-export-v2 | 313f0c82ed7a3020 | raised :exc:`ValueError`. Callers catching the specific exception type and supporting both Python 3.9 and earlier versions will need to catch both using ``except (ImportError, ValueError):``.
* The :mod:`venv` activation scripts no longer special-case when
``__VENV_PROMPT__`` is set to ``""``. | trusted_official_docs | CPython Docs | raised :exc:`ValueError`. Callers catching the specific exception type and supporting both Python 3.9 and earlier versions will need to catch both using ``except (ImportError, ValueError):``.
* The :mod:`venv` activation scripts no longer special-case when
``__VENV_PROMPT__`` is set to ``""``. | raised :exc:`ValueError`. Callers catching the specific exception type and supporting both Python 3.9 and earlier versions will need to catch both using ``except (ImportError, ValueError):``.
* The :mod:`venv` activation scripts no longer special-case when
``__VENV_PROMPT__`` is set to ``""``. | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
7a1b872e-e9d6-4df5-89c6-006b59c14032 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,031 | supabase-export-v2 | caf51465d2c8f93c | assignment a temporary variable in comprehensions. Now ``for y in [expr]`` in comprehensions is as fast as a simple assignment ``y = expr``. For example:
sums = [s for s in [0] for x in data for s in [s + x]] | trusted_official_docs | CPython Docs | assignment a temporary variable in comprehensions. Now ``for y in [expr]`` in comprehensions is as fast as a simple assignment ``y = expr``. For example:
sums = [s for s in [0] for x in data for s in [s + x]] | assignment a temporary variable in comprehensions. Now ``for y in [expr]`` in comprehensions is as fast as a simple assignment ``y = expr``. For example:
sums = [s for s in [0] for x in data for s in [s + x]] | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
7be7d726-5c7a-487a-b00f-7236c04ce3e1 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,177 | supabase-export-v2 | 19e92dece92aee06 | ``_Py_GetRefTotal()`` * The trashcan mechanism which never worked in the limited C API. * ``PyTrash_UNWIND_LEVEL`` * ``Py_TRASHCAN_BEGIN_CONDITION`` * ``Py_TRASHCAN_BEGIN`` * ``Py_TRASHCAN_END`` * ``Py_TRASHCAN_SAFE_BEGIN`` * ``Py_TRASHCAN_SAFE_END``
* Moved following functions and definitions to the internal C API: | trusted_official_docs | CPython Docs | ``_Py_GetRefTotal()`` * The trashcan mechanism which never worked in the limited C API. * ``PyTrash_UNWIND_LEVEL`` * ``Py_TRASHCAN_BEGIN_CONDITION`` * ``Py_TRASHCAN_BEGIN`` * ``Py_TRASHCAN_END`` * ``Py_TRASHCAN_SAFE_BEGIN`` * ``Py_TRASHCAN_SAFE_END``
* Moved following functions and definitions to the internal C API: | ``_Py_GetRefTotal()`` * The trashcan mechanism which never worked in the limited C API. * ``PyTrash_UNWIND_LEVEL`` * ``Py_TRASHCAN_BEGIN_CONDITION`` * ``Py_TRASHCAN_BEGIN`` * ``Py_TRASHCAN_END`` * ``Py_TRASHCAN_SAFE_BEGIN`` * ``Py_TRASHCAN_SAFE_END``
* Moved following functions and definitions to the internal C API: | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
7c97718a-0407-404e-92f0-cf1c82dc75d3 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,910 | supabase-export-v2 | 39ada43b09654c31 | zoneinfo --------
The :mod:`zoneinfo` module brings support for the IANA time zone database to
the standard library. It adds :class:`zoneinfo.ZoneInfo`, a concrete
:class:`datetime.tzinfo` implementation backed by the system's time zone data. | trusted_official_docs | CPython Docs | zoneinfo --------
The :mod:`zoneinfo` module brings support for the IANA time zone database to
the standard library. It adds :class:`zoneinfo.ZoneInfo`, a concrete
:class:`datetime.tzinfo` implementation backed by the system's time zone data. | zoneinfo --------
The :mod:`zoneinfo` module brings support for the IANA time zone database to
the standard library. It adds :class:`zoneinfo.ZoneInfo`, a concrete
:class:`datetime.tzinfo` implementation backed by the system's time zone data. | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
7c9ce0b7-45a2-458f-90ba-93ab119d3e41 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,870 | supabase-export-v2 | ba8beab78b2d6dec | New library modules:
* :pep:`615`, the IANA Time Zone Database is now present in the standard
library in the :mod:`zoneinfo` module;
* an implementation of a topological sort of a graph is now provided in
the new :mod:`graphlib` module. | trusted_official_docs | CPython Docs | New library modules:
* :pep:`615`, the IANA Time Zone Database is now present in the standard
library in the :mod:`zoneinfo` module;
* an implementation of a topological sort of a graph is now provided in
the new :mod:`graphlib` module. | New library modules:
* :pep:`615`, the IANA Time Zone Database is now present in the standard
library in the :mod:`zoneinfo` module;
* an implementation of a topological sort of a graph is now provided in
the new :mod:`graphlib` module. | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
7cc6b840-8bb3-4712-98dd-1c5d3865c8ee | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,199 | supabase-export-v2 | 1073f1d6b78dbbbd | urllib.parse ------------
Earlier Python versions allowed using both ``;`` and ``&`` as
query parameter separators in :func:`urllib.parse.parse_qs` and
:func:`urllib.parse.parse_qsl`. Due to security concerns, and to conform with
newer W3C recommendations, this has been changed to allow only a single
separator key, wit... | trusted_official_docs | CPython Docs | urllib.parse ------------
Earlier Python versions allowed using both ``;`` and ``&`` as
query parameter separators in :func:`urllib.parse.parse_qs` and
:func:`urllib.parse.parse_qsl`. Due to security concerns, and to conform with
newer W3C recommendations, this has been changed to allow only a single
separator key, wit... | urllib.parse ------------
Earlier Python versions allowed using both ``;`` and ``&`` as
query parameter separators in :func:`urllib.parse.parse_qs` and
:func:`urllib.parse.parse_qsl`. Due to security concerns, and to conform with
newer W3C recommendations, this has been changed to allow only a single
separator key, wit... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
7da52aaa-6c30-4bbc-8e76-6bbac71e9208 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,129 | supabase-export-v2 | 39ab93a163840b3d | comparisons * ``IS_OP`` for 'is' and 'is not' tests * ``CONTAINS_OP`` for 'in' and 'not in' tests * ``JUMP_IF_NOT_EXC_MATCH`` for checking exceptions in 'try-except' statements.
(Contributed by Mark Shannon in :issue:`39156`.) | trusted_official_docs | CPython Docs | comparisons * ``IS_OP`` for 'is' and 'is not' tests * ``CONTAINS_OP`` for 'in' and 'not in' tests * ``JUMP_IF_NOT_EXC_MATCH`` for checking exceptions in 'try-except' statements.
(Contributed by Mark Shannon in :issue:`39156`.) | comparisons * ``IS_OP`` for 'is' and 'is not' tests * ``CONTAINS_OP`` for 'in' and 'not in' tests * ``JUMP_IF_NOT_EXC_MATCH`` for checking exceptions in 'try-except' statements.
(Contributed by Mark Shannon in :issue:`39156`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
7ed7f4d5-4df5-4599-b525-cdf6e1aa86b6 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,922 | supabase-export-v2 | 61d424802f18ee3f | Added the *indent* option to :func:`~ast.dump` which allows it to produce a multiline indented output. (Contributed by Serhiy Storchaka in :issue:`37995`.)
Added :func:`ast.unparse` as a function in the :mod:`ast` module that can
be used to unparse an :class:`ast.AST` object and produce a string with code
that would pr... | trusted_official_docs | CPython Docs | Added the *indent* option to :func:`~ast.dump` which allows it to produce a multiline indented output. (Contributed by Serhiy Storchaka in :issue:`37995`.)
Added :func:`ast.unparse` as a function in the :mod:`ast` module that can
be used to unparse an :class:`ast.AST` object and produce a string with code
that would pr... | Added the *indent* option to :func:`~ast.dump` which allows it to produce a multiline indented output. (Contributed by Serhiy Storchaka in :issue:`37995`.)
Added :func:`ast.unparse` as a function in the :mod:`ast` module that can
be used to unparse an :class:`ast.AST` object and produce a string with code
that would pr... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
7fd994f1-325a-40d5-a628-80b9f977ca8b | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,855 | supabase-export-v2 | 7582ac3a0740b20b | XXX Describe the transmogrify() function added to the socket module. (Contributed by P.Y. Developer in :issue:`12345`.)
This saves the maintainer the effort of going through the Mercurial log
when researching a change. | trusted_official_docs | CPython Docs | XXX Describe the transmogrify() function added to the socket module. (Contributed by P.Y. Developer in :issue:`12345`.)
This saves the maintainer the effort of going through the Mercurial log
when researching a change. | XXX Describe the transmogrify() function added to the socket module. (Contributed by P.Y. Developer in :issue:`12345`.)
This saves the maintainer the effort of going through the Mercurial log
when researching a change. | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
83b90652-0be5-4b5a-9bc0-d3a1f8a1dc19 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,191 | supabase-export-v2 | ab9fb9060e66ff56 | from typing import Literal >>> Literal[{0}] >>> Literal[{0}] == Literal[{False}] Traceback (most recent call last): File "<stdin>", line 1, in <module> TypeError: unhashable type: 'set'
(Contributed by Yurii Karabas in :issue:`42345`.) | trusted_official_docs | CPython Docs | from typing import Literal >>> Literal[{0}] >>> Literal[{0}] == Literal[{False}] Traceback (most recent call last): File "<stdin>", line 1, in <module> TypeError: unhashable type: 'set'
(Contributed by Yurii Karabas in :issue:`42345`.) | from typing import Literal >>> Literal[{0}] >>> Literal[{0}] == Literal[{False}] Traceback (most recent call last): File "<stdin>", line 1, in <module> TypeError: unhashable type: 'set'
(Contributed by Yurii Karabas in :issue:`42345`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
83ca856b-8d2e-45a1-a32a-d0005adb3407 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,058 | supabase-export-v2 | 518e67c44fd973f7 | * The Public C API functions :c:func:`!PyParser_SimpleParseStringFlags`, :c:func:`!PyParser_SimpleParseStringFlagsFilename`, :c:func:`!PyParser_SimpleParseFileFlags` and :c:func:`!PyNode_Compile` are deprecated and will be removed in Python 3.10 together with the old parser.
* Using :data:`NotImplemented` in a boolean ... | trusted_official_docs | CPython Docs | * The Public C API functions :c:func:`!PyParser_SimpleParseStringFlags`, :c:func:`!PyParser_SimpleParseStringFlagsFilename`, :c:func:`!PyParser_SimpleParseFileFlags` and :c:func:`!PyNode_Compile` are deprecated and will be removed in Python 3.10 together with the old parser.
* Using :data:`NotImplemented` in a boolean ... | * The Public C API functions :c:func:`!PyParser_SimpleParseStringFlags`, :c:func:`!PyParser_SimpleParseStringFlagsFilename`, :c:func:`!PyParser_SimpleParseFileFlags` and :c:func:`!PyNode_Compile` are deprecated and will be removed in Python 3.10 together with the old parser.
* Using :data:`NotImplemented` in a boolean ... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
83d05ec0-9db0-443d-bad2-ed6933ee6d1b | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,200 | supabase-export-v2 | 586ac7a2b2bdded4 | they use the affected functions internally. For more details, please see their respective documentation. (Contributed by Adam Goldschmidt, Senthil Kumaran and Ken Jin in :issue:`42967`.)
Notable changes in Python 3.9.3
=============================== | trusted_official_docs | CPython Docs | they use the affected functions internally. For more details, please see their respective documentation. (Contributed by Adam Goldschmidt, Senthil Kumaran and Ken Jin in :issue:`42967`.)
Notable changes in Python 3.9.3
=============================== | they use the affected functions internally. For more details, please see their respective documentation. (Contributed by Adam Goldschmidt, Senthil Kumaran and Ken Jin in :issue:`42967`.)
Notable changes in Python 3.9.3
=============================== | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
865cae8d-056b-42ad-83d7-5ea607fa1355 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,901 | supabase-export-v2 | 019e9aae2ac7028f | :func:`os.chdir`. As a side effect, the traceback also displays the absolute path for :mod:`__main__` module frames in this case. (Contributed by Victor Stinner in :issue:`20443`.)
* In the :ref:`Python Development Mode <devmode>` and in :ref:`debug build <debug-build>`, the
*encoding* and *errors* arguments are now c... | trusted_official_docs | CPython Docs | :func:`os.chdir`. As a side effect, the traceback also displays the absolute path for :mod:`__main__` module frames in this case. (Contributed by Victor Stinner in :issue:`20443`.)
* In the :ref:`Python Development Mode <devmode>` and in :ref:`debug build <debug-build>`, the
*encoding* and *errors* arguments are now c... | :func:`os.chdir`. As a side effect, the traceback also displays the absolute path for :mod:`__main__` module frames in this case. (Contributed by Victor Stinner in :issue:`20443`.)
* In the :ref:`Python Development Mode <devmode>` and in :ref:`debug build <debug-build>`, the
*encoding* and *errors* arguments are now c... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
8762d2c5-b8db-4c90-bdc0-f49b923f4875 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,086 | supabase-export-v2 | 89d21beb1d278fe6 | :func:`~plistlib.load`, :func:`~plistlib.loads`, :func:`~plistlib.dump`, and :func:`~plistlib.dumps` functions. Additionally, the *use_builtin_types* parameter was removed, standard :class:`bytes` objects are always used instead. (Contributed by Jon Janzen in :issue:`36409`.)
* The C function ``PyGen_NeedsFinalizing`` ... | trusted_official_docs | CPython Docs | :func:`~plistlib.load`, :func:`~plistlib.loads`, :func:`~plistlib.dump`, and :func:`~plistlib.dumps` functions. Additionally, the *use_builtin_types* parameter was removed, standard :class:`bytes` objects are always used instead. (Contributed by Jon Janzen in :issue:`36409`.)
* The C function ``PyGen_NeedsFinalizing`` ... | :func:`~plistlib.load`, :func:`~plistlib.loads`, :func:`~plistlib.dump`, and :func:`~plistlib.dumps` functions. Additionally, the *use_builtin_types* parameter was removed, standard :class:`bytes` objects are always used instead. (Contributed by Jon Janzen in :issue:`36409`.)
* The C function ``PyGen_NeedsFinalizing`` ... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
8a1f82b2-df2a-4fe3-b17f-e19e2d6ff44c | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,093 | supabase-export-v2 | 87c3f76da7a9ff37 | field of the C structure :c:type:`PyConfig` have been removed. They required a special Python build by defining ``COUNT_ALLOCS`` macro. (Contributed by Victor Stinner in :issue:`39489`.)
* The ``_field_types`` attribute of the :class:`typing.NamedTuple` class
has been removed. It was deprecated since Python 3.8. Use
... | trusted_official_docs | CPython Docs | field of the C structure :c:type:`PyConfig` have been removed. They required a special Python build by defining ``COUNT_ALLOCS`` macro. (Contributed by Victor Stinner in :issue:`39489`.)
* The ``_field_types`` attribute of the :class:`typing.NamedTuple` class
has been removed. It was deprecated since Python 3.8. Use
... | field of the C structure :c:type:`PyConfig` have been removed. They required a special Python build by defining ``COUNT_ALLOCS`` macro. (Contributed by Victor Stinner in :issue:`39489`.)
* The ``_field_types`` attribute of the :class:`typing.NamedTuple` class
has been removed. It was deprecated since Python 3.8. Use
... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
8c76451d-86a1-4d3b-9092-97b43797fde2 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,202 | supabase-export-v2 | 2c93f17e6c0007bf | the ftp server IP address instead. For unusual code requiring the old behavior, set a ``trust_server_pasv_ipv4_address`` attribute on your FTP instance to ``True``. (See :gh:`87451`)
Notable changes in Python 3.9.5
=============================== | trusted_official_docs | CPython Docs | the ftp server IP address instead. For unusual code requiring the old behavior, set a ``trust_server_pasv_ipv4_address`` attribute on your FTP instance to ``True``. (See :gh:`87451`)
Notable changes in Python 3.9.5
=============================== | the ftp server IP address instead. For unusual code requiring the old behavior, set a ``trust_server_pasv_ipv4_address`` attribute on your FTP instance to ``True``. (See :gh:`87451`)
Notable changes in Python 3.9.5
=============================== | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
8d9496bb-ab7e-44f0-a8e6-a1df59cefafe | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,009 | supabase-export-v2 | 854afc12f2b1cf80 | a :class:`ValueError` if the given timeout for their constructor is zero to prevent the creation of a non-blocking socket. (Contributed by Donghee Na in :issue:`39259`.)
:class:`~smtplib.LMTP` constructor now has an optional *timeout* parameter. (Contributed by Donghee Na in :issue:`39329`.) | trusted_official_docs | CPython Docs | a :class:`ValueError` if the given timeout for their constructor is zero to prevent the creation of a non-blocking socket. (Contributed by Donghee Na in :issue:`39259`.)
:class:`~smtplib.LMTP` constructor now has an optional *timeout* parameter. (Contributed by Donghee Na in :issue:`39329`.) | a :class:`ValueError` if the given timeout for their constructor is zero to prevent the creation of a non-blocking socket. (Contributed by Donghee Na in :issue:`39259`.)
:class:`~smtplib.LMTP` constructor now has an optional *timeout* parameter. (Contributed by Donghee Na in :issue:`39329`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
8de9db06-635c-4971-898b-1baf08c3a045 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,204 | supabase-export-v2 | 49bf0fb51638b7d2 | urllib.parse ------------
The presence of newline or tab characters in parts of a URL allows for some
forms of attacks. Following the WHATWG specification that updates :rfc:`3986`,
ASCII newline ``\n``, ``\r`` and tab ``\t`` characters are stripped from the
URL by the parser in :mod:`urllib.parse` preventing such attac... | trusted_official_docs | CPython Docs | urllib.parse ------------
The presence of newline or tab characters in parts of a URL allows for some
forms of attacks. Following the WHATWG specification that updates :rfc:`3986`,
ASCII newline ``\n``, ``\r`` and tab ``\t`` characters are stripped from the
URL by the parser in :mod:`urllib.parse` preventing such attac... | urllib.parse ------------
The presence of newline or tab characters in parts of a URL allows for some
forms of attacks. Following the WHATWG specification that updates :rfc:`3986`,
ASCII newline ``\n``, ``\r`` and tab ``\t`` characters are stripped from the
URL by the parser in :mod:`urllib.parse` preventing such attac... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
8edb7e94-ceb3-4b5b-b60f-659b9d1c9db5 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,884 | supabase-export-v2 | ba03491d30afc5ce | Example::
>>> x = {"key1": "value1 from x", "key2": "value2 from x"}
>>> y = {"key2": "value2 from y", "key3": "value3 from y"}
>>> x | y
{'key1': 'value1 from x', 'key2': 'value2 from y', 'key3': 'value3 from y'}
>>> y | x
{'key2': 'value2 from x', 'key3': 'value3 from y', 'key1': 'value1 from x'} | trusted_official_docs | CPython Docs | Example::
>>> x = {"key1": "value1 from x", "key2": "value2 from x"}
>>> y = {"key2": "value2 from y", "key3": "value3 from y"}
>>> x | y
{'key1': 'value1 from x', 'key2': 'value2 from y', 'key3': 'value3 from y'}
>>> y | x
{'key2': 'value2 from x', 'key3': 'value3 from y', 'key1': 'value1 from x'} | Example::
>>> x = {"key1": "value1 from x", "key2": "value2 from x"}
>>> y = {"key2": "value2 from y", "key3": "value3 from y"}
>>> x | y
{'key1': 'value1 from x', 'key2': 'value2 from y', 'key3': 'value3 from y'}
>>> y | x
{'key2': 'value2 from x', 'key3': 'value3 from y', 'key1': 'value1 from x'} | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
8f50db7e-1420-47b1-900e-33a5337d4b45 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,109 | supabase-export-v2 | 635f3fc3c7b9f4df | the :mod:`__future__` module is updated in order to prevent collision with compiler flags. Previously ``PyCF_ALLOW_TOP_LEVEL_AWAIT`` was clashing with ``CO_FUTURE_DIVISION``. (Contributed by Batuhan Taskaya in :issue:`39562`)
* ``array('u')`` now uses :c:type:`wchar_t` as C type instead of ``Py_UNICODE``. This change d... | trusted_official_docs | CPython Docs | the :mod:`__future__` module is updated in order to prevent collision with compiler flags. Previously ``PyCF_ALLOW_TOP_LEVEL_AWAIT`` was clashing with ``CO_FUTURE_DIVISION``. (Contributed by Batuhan Taskaya in :issue:`39562`)
* ``array('u')`` now uses :c:type:`wchar_t` as C type instead of ``Py_UNICODE``. This change d... | the :mod:`__future__` module is updated in order to prevent collision with compiler flags. Previously ``PyCF_ALLOW_TOP_LEVEL_AWAIT`` was clashing with ``CO_FUTURE_DIVISION``. (Contributed by Batuhan Taskaya in :issue:`39562`)
* ``array('u')`` now uses :c:type:`wchar_t` as C type instead of ``Py_UNICODE``. This change d... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
90fb75d4-4e3c-4c3b-bd2c-a835cfadd942 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,940 | supabase-export-v2 | fb9f9f6d27d23939 | Added :func:`curses.get_escdelay`, :func:`curses.set_escdelay`, :func:`curses.get_tabsize`, and :func:`curses.set_tabsize` functions. (Contributed by Anthony Sottile in :issue:`38312`.)
datetime
--------
The :meth:`~datetime.date.isocalendar` of :class:`datetime.date`
and :meth:`~datetime.datetime.isocalendar` of :clas... | trusted_official_docs | CPython Docs | Added :func:`curses.get_escdelay`, :func:`curses.set_escdelay`, :func:`curses.get_tabsize`, and :func:`curses.set_tabsize` functions. (Contributed by Anthony Sottile in :issue:`38312`.)
datetime
--------
The :meth:`~datetime.date.isocalendar` of :class:`datetime.date`
and :meth:`~datetime.datetime.isocalendar` of :clas... | Added :func:`curses.get_escdelay`, :func:`curses.set_escdelay`, :func:`curses.get_tabsize`, and :func:`curses.set_tabsize` functions. (Contributed by Anthony Sottile in :issue:`38312`.)
datetime
--------
The :meth:`~datetime.date.isocalendar` of :class:`datetime.date`
and :meth:`~datetime.datetime.isocalendar` of :clas... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
9556bd01-7134-4f39-99f7-3ab17f30ea39 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,039 | supabase-export-v2 | 7f1968c7d1b9b126 | :class:`frozenset`, :class:`list`, :class:`dict`) are now sped up by using :pep:`590` vectorcall protocol. (Contributed by Donghee Na, Mark Shannon, Jeroen Demeyer and Petr Viktorin in :issue:`37207`.)
* Optimized :meth:`!set.difference_update` for the case when the other set
is much larger than the base set. (Suggest... | trusted_official_docs | CPython Docs | :class:`frozenset`, :class:`list`, :class:`dict`) are now sped up by using :pep:`590` vectorcall protocol. (Contributed by Donghee Na, Mark Shannon, Jeroen Demeyer and Petr Viktorin in :issue:`37207`.)
* Optimized :meth:`!set.difference_update` for the case when the other set
is much larger than the base set. (Suggest... | :class:`frozenset`, :class:`list`, :class:`dict`) are now sped up by using :pep:`590` vectorcall protocol. (Contributed by Donghee Na, Mark Shannon, Jeroen Demeyer and Petr Viktorin in :issue:`37207`.)
* Optimized :meth:`!set.difference_update` for the case when the other set
is much larger than the base set. (Suggest... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
96e9b092-d9b1-46c7-ab4d-c8fdf57ca28d | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,849 | supabase-export-v2 | 02543da80a66e540 | changes will be too small or esoteric to include. If such a change is added to the text, it might get removed during final editing.
* If you want to draw your new text to the attention of the
maintainer, add 'XXX' to the beginning of the paragraph or
section. | trusted_official_docs | CPython Docs | changes will be too small or esoteric to include. If such a change is added to the text, it might get removed during final editing.
* If you want to draw your new text to the attention of the
maintainer, add 'XXX' to the beginning of the paragraph or
section. | changes will be too small or esoteric to include. If such a change is added to the text, it might get removed during final editing.
* If you want to draw your new text to the attention of the
maintainer, add 'XXX' to the beginning of the paragraph or
section. | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
97f81c69-21b1-4c44-82d5-04ef2c9af7ae | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,164 | supabase-export-v2 | 3a6db8fb9326cf20 | * The vectorcall protocol now requires that the caller passes only strings as keyword names. (See :issue:`37540` for more information.)
* Implementation details of a number of macros and functions are now hidden: | trusted_official_docs | CPython Docs | * The vectorcall protocol now requires that the caller passes only strings as keyword names. (See :issue:`37540` for more information.)
* Implementation details of a number of macros and functions are now hidden: | * The vectorcall protocol now requires that the caller passes only strings as keyword names. (See :issue:`37540` for more information.)
* Implementation details of a number of macros and functions are now hidden: | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
97f9d3fb-7915-4cd1-b17f-3f299b944ced | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,183 | supabase-export-v2 | 88f5c05f2bb88905 | ``PySet_ClearFreeList()``: the set free list has been removed in Python 3.4. * ``PyTuple_ClearFreeList()`` * ``PyUnicode_ClearFreeList()``: the Unicode free list has been removed in Python 3.3.
* Removed ``_PyUnicode_ClearStaticStrings()`` function. (Contributed by Victor Stinner in :issue:`39465`.) | trusted_official_docs | CPython Docs | ``PySet_ClearFreeList()``: the set free list has been removed in Python 3.4. * ``PyTuple_ClearFreeList()`` * ``PyUnicode_ClearFreeList()``: the Unicode free list has been removed in Python 3.3.
* Removed ``_PyUnicode_ClearStaticStrings()`` function. (Contributed by Victor Stinner in :issue:`39465`.) | ``PySet_ClearFreeList()``: the set free list has been removed in Python 3.4. * ``PyTuple_ClearFreeList()`` * ``PyUnicode_ClearFreeList()``: the Unicode free list has been removed in Python 3.3.
* Removed ``_PyUnicode_ClearStaticStrings()`` function. (Contributed by Victor Stinner in :issue:`39465`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
982f93c1-d1b3-450e-86a6-f65ba087f5e0 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,952 | supabase-export-v2 | aa04dae412eef321 | The :mod:`hashlib` module can now use SHA3 hashes and SHAKE XOF from OpenSSL when available. (Contributed by Christian Heimes in :issue:`37630`.)
Builtin hash modules can now be disabled with
``./configure --without-builtin-hashlib-hashes`` or selectively enabled with
e.g. ``./configure --with-builtin-hashlib-hashes=sh... | trusted_official_docs | CPython Docs | The :mod:`hashlib` module can now use SHA3 hashes and SHAKE XOF from OpenSSL when available. (Contributed by Christian Heimes in :issue:`37630`.)
Builtin hash modules can now be disabled with
``./configure --without-builtin-hashlib-hashes`` or selectively enabled with
e.g. ``./configure --with-builtin-hashlib-hashes=sh... | The :mod:`hashlib` module can now use SHA3 hashes and SHAKE XOF from OpenSSL when available. (Contributed by Christian Heimes in :issue:`37630`.)
Builtin hash modules can now be disabled with
``./configure --without-builtin-hashlib-hashes`` or selectively enabled with
e.g. ``./configure --with-builtin-hashlib-hashes=sh... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
98be2c1c-99af-4b7d-8a76-f45665e15928 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,030 | supabase-export-v2 | 1df4b38016dda729 | Optimizations =============
* Optimized the idiom for assignment a temporary variable in comprehensions. Now ``for y in [expr]`` in comprehensions is as fast as a simple assignment
``y = expr``. For example: | trusted_official_docs | CPython Docs | Optimizations =============
* Optimized the idiom for assignment a temporary variable in comprehensions. Now ``for y in [expr]`` in comprehensions is as fast as a simple assignment
``y = expr``. For example: | Optimizations =============
* Optimized the idiom for assignment a temporary variable in comprehensions. Now ``for y in [expr]`` in comprehensions is as fast as a simple assignment
``y = expr``. For example: | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
99669731-6453-4223-8a93-43897f255bcf | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,081 | supabase-export-v2 | 30d5798fa45fa93b | The C function ``PyImport_Cleanup()`` has been removed. It was documented as: "Empty the module table. For internal use only." (Contributed by Victor Stinner in :issue:`36710`.)
* ``_dummy_thread`` and ``dummy_threading`` modules have been removed. These
modules were deprecated since Python 3.7 which requires threadin... | trusted_official_docs | CPython Docs | The C function ``PyImport_Cleanup()`` has been removed. It was documented as: "Empty the module table. For internal use only." (Contributed by Victor Stinner in :issue:`36710`.)
* ``_dummy_thread`` and ``dummy_threading`` modules have been removed. These
modules were deprecated since Python 3.7 which requires threadin... | The C function ``PyImport_Cleanup()`` has been removed. It was documented as: "Empty the module table. For internal use only." (Contributed by Victor Stinner in :issue:`36710`.)
* ``_dummy_thread`` and ``dummy_threading`` modules have been removed. These
modules were deprecated since Python 3.7 which requires threadin... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
9979db46-3d11-4e2a-8f2d-87ffd350775b | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,847 | supabase-export-v2 | 501e3a1539307c9f | * Anyone can add text to this document. Your text might get rewritten to some degree.
* The maintainer will go through Misc/NEWS periodically and add
changes; it's therefore more important to add your changes to
Misc/NEWS than to this file. | trusted_official_docs | CPython Docs | * Anyone can add text to this document. Your text might get rewritten to some degree.
* The maintainer will go through Misc/NEWS periodically and add
changes; it's therefore more important to add your changes to
Misc/NEWS than to this file. | * Anyone can add text to this document. Your text might get rewritten to some degree.
* The maintainer will go through Misc/NEWS periodically and add
changes; it's therefore more important to add your changes to
Misc/NEWS than to this file. | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
99e770c4-9189-4692-9b88-1f3d94a313d5 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,094 | supabase-export-v2 | fce91a2c889ed1e1 | attribute of the :class:`typing.NamedTuple` class has been removed. It was deprecated since Python 3.8. Use the ``__annotations__`` attribute instead. (Contributed by Serhiy Storchaka in :issue:`40182`.)
* The :meth:`!symtable.SymbolTable.has_exec` method has been removed. It was
deprecated since 2006, and only return... | trusted_official_docs | CPython Docs | attribute of the :class:`typing.NamedTuple` class has been removed. It was deprecated since Python 3.8. Use the ``__annotations__`` attribute instead. (Contributed by Serhiy Storchaka in :issue:`40182`.)
* The :meth:`!symtable.SymbolTable.has_exec` method has been removed. It was
deprecated since 2006, and only return... | attribute of the :class:`typing.NamedTuple` class has been removed. It was deprecated since Python 3.8. Use the ``__annotations__`` attribute instead. (Contributed by Serhiy Storchaka in :issue:`40182`.)
* The :meth:`!symtable.SymbolTable.has_exec` method has been removed. It was
deprecated since 2006, and only return... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
9a159d6e-bc3f-4e2d-9a50-4f3b8003c043 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,015 | supabase-export-v2 | b7ec0a717026aa29 | time ----
On AIX, :func:`~time.thread_time` is now implemented with ``thread_cputime()``
which has nanosecond resolution, rather than
``clock_gettime(CLOCK_THREAD_CPUTIME_ID)`` which has a resolution of 10 milliseconds. (Contributed by Batuhan Taskaya in :issue:`40192`) | trusted_official_docs | CPython Docs | time ----
On AIX, :func:`~time.thread_time` is now implemented with ``thread_cputime()``
which has nanosecond resolution, rather than
``clock_gettime(CLOCK_THREAD_CPUTIME_ID)`` which has a resolution of 10 milliseconds. (Contributed by Batuhan Taskaya in :issue:`40192`) | time ----
On AIX, :func:`~time.thread_time` is now implemented with ``thread_cputime()``
which has nanosecond resolution, rather than
``clock_gettime(CLOCK_THREAD_CPUTIME_ID)`` which has a resolution of 10 milliseconds. (Contributed by Batuhan Taskaya in :issue:`40192`) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
9a29e79a-0383-43b3-aa64-f69aa767a001 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,142 | supabase-export-v2 | 8e87f55072ea5d7d | * Added :c:func:`PyFrame_GetCode` function: get a frame code. Added :c:func:`PyFrame_GetBack` function: get the frame next outer frame. (Contributed by Victor Stinner in :issue:`40421`.)
* Added :c:func:`PyFrame_GetLineNumber` to the limited C API. (Contributed by Victor Stinner in :issue:`40421`.) | trusted_official_docs | CPython Docs | * Added :c:func:`PyFrame_GetCode` function: get a frame code. Added :c:func:`PyFrame_GetBack` function: get the frame next outer frame. (Contributed by Victor Stinner in :issue:`40421`.)
* Added :c:func:`PyFrame_GetLineNumber` to the limited C API. (Contributed by Victor Stinner in :issue:`40421`.) | * Added :c:func:`PyFrame_GetCode` function: get a frame code. Added :c:func:`PyFrame_GetBack` function: get the frame next outer frame. (Contributed by Victor Stinner in :issue:`40421`.)
* Added :c:func:`PyFrame_GetLineNumber` to the limited C API. (Contributed by Victor Stinner in :issue:`40421`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
9a8fc4db-10da-40ed-a80d-a2a2a0fd9ecf | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,115 | supabase-export-v2 | 3d8cc0cbc2dd6dc3 | Changes in the C API --------------------
* Instances of :ref:`heap-allocated types <heap-types>` (such as those created with
:c:func:`PyType_FromSpec` and similar APIs) hold a reference to their type
object since Python 3.8. As indicated in the "Changes in the C API" of Python
3.8, for the vast majority of cases, t... | trusted_official_docs | CPython Docs | Changes in the C API --------------------
* Instances of :ref:`heap-allocated types <heap-types>` (such as those created with
:c:func:`PyType_FromSpec` and similar APIs) hold a reference to their type
object since Python 3.8. As indicated in the "Changes in the C API" of Python
3.8, for the vast majority of cases, t... | Changes in the C API --------------------
* Instances of :ref:`heap-allocated types <heap-types>` (such as those created with
:c:func:`PyType_FromSpec` and similar APIs) hold a reference to their type
object since Python 3.8. As indicated in the "Changes in the C API" of Python
3.8, for the vast majority of cases, t... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
9aea890f-ad1f-4794-9944-bfcbe761691d | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,998 | supabase-export-v2 | 7b2ff7095da6a969 | poplib ------
:class:`~poplib.POP3` and :class:`~poplib.POP3_SSL` now raise a :class:`ValueError`
if the given timeout for their constructor is zero to prevent the creation of
a non-blocking socket. (Contributed by Donghee Na in :issue:`39259`.) | trusted_official_docs | CPython Docs | poplib ------
:class:`~poplib.POP3` and :class:`~poplib.POP3_SSL` now raise a :class:`ValueError`
if the given timeout for their constructor is zero to prevent the creation of
a non-blocking socket. (Contributed by Donghee Na in :issue:`39259`.) | poplib ------
:class:`~poplib.POP3` and :class:`~poplib.POP3_SSL` now raise a :class:`ValueError`
if the given timeout for their constructor is zero to prevent the creation of
a non-blocking socket. (Contributed by Donghee Na in :issue:`39259`.) | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
9b849b75-612e-4db1-9aee-691e65688cb8 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 60,895 | supabase-export-v2 | 827aa55923e6226c | PEG formalism is more flexible than LL(1) when it comes to designing new language features. We'll start using this flexibility in Python 3.10 and later.
The :mod:`ast` module uses the new parser and produces the same AST as
the old parser. | trusted_official_docs | CPython Docs | PEG formalism is more flexible than LL(1) when it comes to designing new language features. We'll start using this flexibility in Python 3.10 and later.
The :mod:`ast` module uses the new parser and produces the same AST as
the old parser. | PEG formalism is more flexible than LL(1) when it comes to designing new language features. We'll start using this flexibility in Python 3.10 and later.
The :mod:`ast` module uses the new parser and produces the same AST as
the old parser. | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
9c68e55b-161c-4e43-8ab1-3640c9e6bde6 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,161 | supabase-export-v2 | a758863b4351b109 | * The :c:type:`!PyGC_Head` structure is now opaque. It is only defined in the internal C API (``pycore_gc.h``). (Contributed by Victor Stinner in :issue:`40241`.)
* The ``Py_UNICODE_COPY``, ``Py_UNICODE_FILL``, ``PyUnicode_WSTR_LENGTH``,
:c:func:`!PyUnicode_FromUnicode`, :c:func:`!PyUnicode_AsUnicode`,
``_PyUnicode_A... | trusted_official_docs | CPython Docs | * The :c:type:`!PyGC_Head` structure is now opaque. It is only defined in the internal C API (``pycore_gc.h``). (Contributed by Victor Stinner in :issue:`40241`.)
* The ``Py_UNICODE_COPY``, ``Py_UNICODE_FILL``, ``PyUnicode_WSTR_LENGTH``,
:c:func:`!PyUnicode_FromUnicode`, :c:func:`!PyUnicode_AsUnicode`,
``_PyUnicode_A... | * The :c:type:`!PyGC_Head` structure is now opaque. It is only defined in the internal C API (``pycore_gc.h``). (Contributed by Victor Stinner in :issue:`40241`.)
* The ``Py_UNICODE_COPY``, ``Py_UNICODE_FILL``, ``PyUnicode_WSTR_LENGTH``,
:c:func:`!PyUnicode_FromUnicode`, :c:func:`!PyUnicode_AsUnicode`,
``_PyUnicode_A... | python, official-docs, cpython, P0 | Local_Trusted_Corpus | |
9d051bf4-f019-4cba-be98-e017e79d2753 | CPython Docs | file://datasets/cpython/Doc/whatsnew/3.9.rst | unknown | ccb1d8dc-1c4d-4779-a109-4f618f1b04a2 | 61,106 | supabase-export-v2 | f66888724160e8d8 | * The :mod:`importlib` module now ignores the :envvar:`PYTHONCASEOK` environment variable when the :option:`-E` or :option:`-I` command line options are being used.
* The *encoding* parameter has been added to the classes :class:`ftplib.FTP` and
:class:`ftplib.FTP_TLS` as a keyword-only parameter, and the default enco... | trusted_official_docs | CPython Docs | * The :mod:`importlib` module now ignores the :envvar:`PYTHONCASEOK` environment variable when the :option:`-E` or :option:`-I` command line options are being used.
* The *encoding* parameter has been added to the classes :class:`ftplib.FTP` and
:class:`ftplib.FTP_TLS` as a keyword-only parameter, and the default enco... | * The :mod:`importlib` module now ignores the :envvar:`PYTHONCASEOK` environment variable when the :option:`-E` or :option:`-I` command line options are being used.
* The *encoding* parameter has been added to the classes :class:`ftplib.FTP` and
:class:`ftplib.FTP_TLS` as a keyword-only parameter, and the default enco... | python, official-docs, cpython, P0 | Local_Trusted_Corpus |
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