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30 changes: 30 additions & 0 deletions Doc/library/bz2.rst
Original file line number Diff line number Diff line change
Expand Up @@ -307,6 +307,36 @@ One-shot (de)compression
.. versionchanged:: 3.3
Support for multi-stream inputs was added.


Miscellaneous
-------------

Information about the version of the bzip2 compression library
actually loaded by the interpreter is available through the following
constants.
The version used for building the module is not available,
because the bzip2 library does not provide it.


.. data:: bzlib_version

The version string of the bzip2 compression library
actually loaded by the interpreter.

.. versionadded:: next


.. data:: bzlib_version_info

A named tuple containing the three components of the bzip2 compression
library version actually loaded by the interpreter:
*major*, *minor*, and *patch*. All values are integers.
The components can also be accessed by name, so ``bz2.bzlib_version_info[0]``
is equivalent to ``bz2.bzlib_version_info.major`` and so on.

.. versionadded:: next


.. _bz2-usage-examples:

Examples of usage
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41 changes: 38 additions & 3 deletions Doc/library/compression.zstd.rst
Original file line number Diff line number Diff line change
Expand Up @@ -827,10 +827,45 @@ Miscellaneous
The default compression level for Zstandard: ``3``.


.. attribute:: zstd_version_info
Information about the version of the zstd library in use is available through
the following constants:

Version number of the runtime zstd library as a tuple of integers
(major, minor, release).

.. data:: ZSTD_VERSION

The version string of the zstd library that was used for building the module.
This may be different from the zstd library actually used at runtime, which
is available as :const:`zstd_version`.

.. versionadded:: next


.. data:: zstd_version

The version string of the zstd library actually loaded by the interpreter.


.. data:: ZSTD_VERSION_INFO

A named tuple containing the three components of the zstd library
version that was used for building the module:
*major*, *minor*, and *patch*. All values are integers.
The components can also be accessed by name, so ``zstd.ZSTD_VERSION_INFO[0]``
is equivalent to ``zstd.ZSTD_VERSION_INFO.major`` and so on.
This may be different from the zstd library actually used at runtime, which
is available as :const:`zstd_version_info`.

.. versionadded:: next


.. data:: zstd_version_info

A named tuple containing the version of the zstd library
actually loaded by the interpreter,
with the same fields as :const:`ZSTD_VERSION_INFO`.

.. versionchanged:: next
It is now a named tuple.


Examples
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44 changes: 44 additions & 0 deletions Doc/library/lzma.rst
Original file line number Diff line number Diff line change
Expand Up @@ -314,6 +314,50 @@ Miscellaneous
feature set.


Information about the version of the lzma library in use is available through
the following constants:


.. data:: LZMA_VERSION

The version string of the lzma library that was used for building the module.
This may be different from the lzma library actually used at runtime, which
is available as :const:`lzma_version`.

.. versionadded:: next


.. data:: lzma_version

The version string of the lzma library actually loaded by the interpreter.

.. versionadded:: next


.. data:: LZMA_VERSION_INFO

A named tuple containing the four components of the lzma library
version that was used for building the module:
*major*, *minor*, *patch*, and *stability*.
All values except *stability* are integers; *stability* is ``'alpha'``,
``'beta'``, or ``'stable'``.
The components can also be accessed by name, so ``lzma.LZMA_VERSION_INFO[0]``
is equivalent to ``lzma.LZMA_VERSION_INFO.major`` and so on.
This may be different from the lzma library actually used at runtime, which
is available as :const:`lzma_version_info`.

.. versionadded:: next


.. data:: lzma_version_info

A named tuple containing the version of the lzma library
actually loaded by the interpreter,
with the same fields as :const:`LZMA_VERSION_INFO`.

.. versionadded:: next


.. _filter-chain-specs:

Specifying custom filter chains
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7 changes: 7 additions & 0 deletions Doc/library/sys.monitoring.rst
Original file line number Diff line number Diff line change
Expand Up @@ -54,11 +54,18 @@ Registering and using tools

Unregister all events and callback functions associated with *tool_id*.

.. versionadded:: 3.14

.. function:: free_tool_id(tool_id: int, /) -> None

Should be called once a tool no longer requires *tool_id*.
Will call :func:`clear_tool_id` before releasing *tool_id*.

.. versionchanged:: 3.14
Now calls :func:`clear_tool_id` before releasing *tool_id*.
Previously, it would not disable global or local events associated
with *tool_id*, nor unregister any callback functions.

.. function:: get_tool(tool_id: int, /) -> str | None

Returns the name of the tool if *tool_id* is in use,
Expand Down
48 changes: 43 additions & 5 deletions Doc/library/zlib.rst
Original file line number Diff line number Diff line change
Expand Up @@ -479,27 +479,65 @@ the following constants:

The version string of the zlib library that was used for building the module.
This may be different from the zlib library actually used at runtime, which
is available as :const:`ZLIB_RUNTIME_VERSION`.
is available as :const:`zlib_version`.


.. data:: ZLIB_RUNTIME_VERSION
zlib_version

The version string of the zlib library actually loaded by the interpreter.

.. versionadded:: 3.3
The :const:`!ZLIB_RUNTIME_VERSION` constant.

.. versionadded:: next
The :const:`!zlib_version` alias.


.. data:: ZLIB_VERSION_INFO

A named tuple containing the four components of the zlib library
version that was used for building the module:
*major*, *minor*, *revision*, and *subversion*.
All values are integers.
The components can also be accessed by name, so ``zlib.ZLIB_VERSION_INFO[0]``
is equivalent to ``zlib.ZLIB_VERSION_INFO.major`` and so on.
This may be different from the zlib library actually used at runtime, which
is available as :const:`zlib_version_info`.

.. versionadded:: next


.. data:: zlib_version_info

A named tuple containing the version of the zlib library
actually loaded by the interpreter,
with the same fields as :const:`ZLIB_VERSION_INFO`.

.. versionadded:: next


The following constants are only present if zlib-ng was used to build
the module:


.. data:: ZLIBNG_VERSION

The version string of the zlib-ng library that was used for building the
module if zlib-ng was used. When present, the :data:`ZLIB_VERSION` and
:data:`ZLIB_RUNTIME_VERSION` constants reflect the version of the zlib API
module if zlib-ng was used. When present, the :const:`ZLIB_VERSION` and
:const:`zlib_version` constants reflect the version of the zlib API
provided by zlib-ng.

If zlib-ng was not used to build the module, this constant will be absent.

.. versionadded:: 3.14

.. data:: ZLIBNG_VERSION_INFO

A named tuple containing the three components of the zlib-ng library
version that was used for building the module:
*major*, *minor*, and *revision*. All values are integers.

.. versionadded:: next


.. seealso::

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6 changes: 6 additions & 0 deletions Doc/whatsnew/3.14.rst
Original file line number Diff line number Diff line change
Expand Up @@ -1906,6 +1906,12 @@ sys.monitoring
These replace and deprecate the :monitoring-event:`!BRANCH` event.
(Contributed by Mark Shannon in :gh:`122548`.)

* Add :func:`sys.monitoring.clear_tool_id` to unregister all events and
callback functions associated with a tool identifier.
:func:`sys.monitoring.free_tool_id` now calls it before releasing the
tool identifier, instead of leaving its events and callbacks registered.
(Contributed by Tian Gao in :gh:`116750`.)


sysconfig
---------
Expand Down
31 changes: 31 additions & 0 deletions Doc/whatsnew/3.16.rst
Original file line number Diff line number Diff line change
Expand Up @@ -116,6 +116,13 @@ asyncio
socket file created for *path*.
(Contributed by Sam Bull in :gh:`94984`.)

bz2
---

* Added constants :const:`~bz2.bzlib_version` and
:const:`~bz2.bzlib_version_info` which provide information about
the version of the bzip2 compression library in use.
(Contributed by Serhiy Storchaka in :gh:`117404`.)

codecs
------
Expand All @@ -127,6 +134,14 @@ codecs
even when a built-in codec of the same name exists.
(Contributed by Serhiy Storchaka in :gh:`152997`.)

compression.zstd
----------------

* Added constants :const:`~compression.zstd.ZSTD_VERSION` and
:const:`~compression.zstd.ZSTD_VERSION_INFO` which provide information
about the version of the zstd library that was used for building the module.
:const:`~compression.zstd.zstd_version_info` is now a named tuple.
(Contributed by Serhiy Storchaka in :gh:`117404`.)

concurrent.futures
------------------
Expand Down Expand Up @@ -439,6 +454,11 @@ lzma
requires ``lzma`` 5.4.0 or newer while RISC-V requires 5.6.0 or newer.
(Contributed by Chien Wong in :gh:`115988`.)

* Added constants :const:`~lzma.LZMA_VERSION`, :const:`~lzma.lzma_version`,
:const:`~lzma.LZMA_VERSION_INFO`, and :const:`~lzma.lzma_version_info`,
which provide information about the version of the lzma library in use.
(Contributed by Serhiy Storchaka in :gh:`117404`.)


math
----
Expand Down Expand Up @@ -747,6 +767,17 @@ zipfile
by the local file entries of removed members.
(Contributed by Danny Lin in :gh:`51067`.)

zlib
----

* Added constants :const:`~zlib.ZLIB_VERSION_INFO`,
:const:`~zlib.zlib_version_info`, and :const:`~zlib.ZLIBNG_VERSION_INFO`,
which provide information about the version of the zlib and the zlib-ng
libraries in use.
Added :const:`~zlib.zlib_version` as an alias of
:const:`~zlib.ZLIB_RUNTIME_VERSION`.
(Contributed by Serhiy Storchaka in :gh:`117404`.)

.. Add improved modules above alphabetically, not here at the end.

Optimizations
Expand Down
6 changes: 4 additions & 2 deletions Lib/bz2.py
Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,8 @@
"""

__all__ = ["BZ2File", "BZ2Compressor", "BZ2Decompressor",
"open", "compress", "decompress"]
"open", "compress", "decompress",
"bzlib_version", "bzlib_version_info"]

__author__ = "Nadeem Vawda <nadeem.vawda@gmail.com>"

Expand All @@ -14,7 +15,8 @@
import io
import os

from _bz2 import BZ2Compressor, BZ2Decompressor
from _bz2 import (BZ2Compressor, BZ2Decompressor,
bzlib_version, bzlib_version_info)


# Value 0 no longer used
Expand Down
9 changes: 4 additions & 5 deletions Lib/compression/zstd/__init__.py
Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,8 @@
'get_frame_size',
'zstd_version',
'zstd_version_info',
'ZSTD_VERSION',
'ZSTD_VERSION_INFO',
'ZstdCompressor',
'ZstdDecompressor',
'ZstdDict',
Expand All @@ -29,13 +31,10 @@
import _zstd
import enum
from _zstd import (ZstdCompressor, ZstdDecompressor, ZstdDict, ZstdError,
get_frame_size, zstd_version)
get_frame_size, zstd_version, ZSTD_VERSION,
zstd_version_info, ZSTD_VERSION_INFO)
from compression.zstd._zstdfile import ZstdFile, open, _nbytes

# zstd_version_number is (MAJOR * 100 * 100 + MINOR * 100 + RELEASE)
zstd_version_info = (*divmod(_zstd.zstd_version_number // 100, 100),
_zstd.zstd_version_number % 100)
"""Version number of the runtime zstd library as a tuple of integers."""

COMPRESSION_LEVEL_DEFAULT = _zstd.ZSTD_CLEVEL_DEFAULT
"""The default compression level for Zstandard, currently '3'."""
Expand Down
1 change: 1 addition & 0 deletions Lib/lzma.py
Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@

"LZMACompressor", "LZMADecompressor", "LZMAFile", "LZMAError",
"open", "compress", "decompress", "is_check_supported",
"lzma_version", "lzma_version_info", "LZMA_VERSION", "LZMA_VERSION_INFO",
]

import builtins
Expand Down
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