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Python 3.9.0rc1

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Merge tag 'v3.9.0rc1' into 3.9

Python 3.9.0rc1
This commit is contained in:
Łukasz Langa 2020-08-11 23:28:53 +02:00
commit 03e92654c9
25 changed files with 194 additions and 35 deletions
Download patch file Download diff file Expand all files Collapse all files

6
Include/patchlevel.h
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@ -19,11 +19,11 @@
#define PY_MAJOR_VERSION 3
#define PY_MINOR_VERSION 9
#define PY_MICRO_VERSION 0
#define PY_RELEASE_LEVEL PY_RELEASE_LEVEL_BETA
#define PY_RELEASE_SERIAL 5
#define PY_RELEASE_LEVEL PY_RELEASE_LEVEL_GAMMA
#define PY_RELEASE_SERIAL 1
/* Version as a string */
#define PY_VERSION "3.9.0b5+"
#define PY_VERSION "3.9.0rc1"
/*--end constants--*/
/* Version as a single 4-byte hex number, e.g. 0x010502B2 == 1.5.2b2.

2
Lib/pydoc_data/topics.py
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@ -1,5 +1,5 @@
# -*- coding: utf-8 -*-
# Autogenerated by Sphinx on Mon Jul 20 19:44:38 2020
# Autogenerated by Sphinx on Tue Aug 11 19:08:56 2020
topics = {'assert': 'The "assert" statement\n'
'**********************\n'
'\n'

2
Lib/test/test_importlib/test_util.py
View file

@ -861,7 +861,7 @@ class MagicNumberTests(unittest.TestCase):
in advance. Such exceptional releases will then require an
adjustment to this test case.
"""
EXPECTED_MAGIC_NUMBER = 3413
EXPECTED_MAGIC_NUMBER = 3425
actual = int.from_bytes(importlib.util.MAGIC_NUMBER[:2], 'little')
msg = (

187
Misc/NEWS.d/3.9.0rc1.rst Normal file
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@ -0,0 +1,187 @@
.. bpo: 38156
.. date: 2020-07-20-17-01-17
.. nonce: ptcdRy
.. release date: 2020-08-11
.. section: Core and Builtins
Handle interrupts that come after EOF correctly in ``PyOS_StdioReadline``.
..
.. bpo: 41497
.. date: 2020-08-07-06-06-29
.. nonce: aBtsWz
.. section: Library
Fix potential UnicodeDecodeError in dis module.
..
.. bpo: 41490
.. date: 2020-08-05-23-16-39
.. nonce: 6z47A_
.. section: Library
Update :mod:`ensurepip` to install pip 20.2.1 and setuptools 49.2.1.
..
.. bpo: 41467
.. date: 2020-08-04-00-20-30
.. nonce: Z8DgTL
.. section: Library
On Windows, fix asyncio ``recv_into()`` return value when the socket/pipe is
closed (:exc:`BrokenPipeError`): return ``0`` rather than an empty byte
string (``b''``).
..
.. bpo: 41425
.. date: 2020-08-03-01-59-48
.. nonce: KJo6zF
.. section: Library
Make tkinter doc example runnable.
..
.. bpo: 41384
.. date: 2020-07-26-21-18-43
.. nonce: MlzIgV
.. section: Library
Raise TclError instead of TypeError when an unknown option is passed to
tkinter.OptionMenu.
..
.. bpo: 38731
.. date: 2020-07-25-23-18-51
.. nonce: Am4wp2
.. section: Library
Fix :exc:`NameError` in command-line interface of :mod:`py_compile`.
..
.. bpo: 41317
.. date: 2020-07-23-01-18-34
.. nonce: O17Z6x
.. section: Library
Use add_done_callback() in asyncio.loop.sock_accept() to unsubscribe reader
early on cancellation.
..
.. bpo: 41364
.. date: 2020-07-21-21-45-55
.. nonce: 5O-k7A
.. section: Library
Reduce import overhead of :mod:`uuid`.
..
.. bpo: 41341
.. date: 2020-07-20-19-13-17
.. nonce: wqrj8C
.. section: Library
Recursive evaluation of `typing.ForwardRef` in `get_type_hints`.
..
.. bpo: 41182
.. date: 2020-07-01-17-33-50
.. nonce: FPFI0N
.. section: Library
selector: use DefaultSelector based upon implementation
..
.. bpo: 40726
.. date: 2020-05-22-12-45-58
.. nonce: 7oBdMw
.. section: Library
Handle cases where the ``end_lineno`` is ``None`` on
:func:`ast.increment_lineno`.
..
.. bpo: 41045
.. date: 2020-07-27-20-46-17
.. nonce: GFF6Ul
.. section: Documentation
Add documentation for debug feature of f-strings.
..
.. bpo: 41314
.. date: 2020-07-25-14-20-00
.. nonce: yrjko0
.. section: Documentation
Changed the release when ``from __future__ import annotations`` becomes the
default from ``4.0`` to ``3.10`` (following a change in PEP 563).
..
.. bpo: 41492
.. date: 2020-08-06-16-59-10
.. nonce: 2FQ9cM
.. section: Windows
Fixes the description that appears in UAC prompts.
..
.. bpo: 40948
.. date: 2020-07-28-12-39-32
.. nonce: ISUFO6
.. section: Windows
Improve post-install message to direct people to the "py" command.
..
.. bpo: 41412
.. date: 2020-07-28-11-55-43
.. nonce: ME20KB
.. section: Windows
The installer will now fail to install on Windows 7 and Windows 8. Further,
the UCRT dependency is now always downloaded on demand.
..
.. bpo: 40741
.. date: 2020-07-20-23-26-26
.. nonce: C9sc_d
.. section: Windows
Update Windows release to include SQLite 3.32.3.
..
.. bpo: 41468
.. date: 2020-08-09-13-42-55
.. nonce: zkP0_Y
.. section: IDLE
Improve IDLE run crash error message (which users should never see).
..
.. bpo: 41373
.. date: 2020-07-24-17-49-58
.. nonce: YQIPu_
.. section: IDLE
Save files loaded with no line ending, as when blank, or different line
endings, by setting its line ending to the system default. Fix regression in
3.8.4 and 3.9.0b4.

1
Misc/NEWS.d/next/Core and Builtins/2020-07-20-17-01-17.bpo-38156.ptcdRy.rst
View file

@ -1 +0,0 @@
Handle interrupts that come after EOF correctly in ``PyOS_StdioReadline``.

1
Misc/NEWS.d/next/Documentation/2020-07-25-14-20-00.bpo-41314.yrjko0.rst
View file

@ -1 +0,0 @@
Changed the release when ``from __future__ import annotations`` becomes the default from ``4.0`` to ``3.10`` (following a change in PEP 563).

1
Misc/NEWS.d/next/Documentation/2020-07-27-20-46-17.bpo-41045.GFF6Ul.rst
View file

@ -1 +0,0 @@
Add documentation for debug feature of f-strings.

3
Misc/NEWS.d/next/IDLE/2020-07-24-17-49-58.bpo-41373.YQIPu_.rst
View file

@ -1,3 +0,0 @@
Save files loaded with no line ending, as when blank, or different line
endings, by setting its line ending to the system default. Fix regression in
3.8.4 and 3.9.0b4.

1
Misc/NEWS.d/next/IDLE/2020-08-09-13-42-55.bpo-41468.zkP0_Y.rst
View file

@ -1 +0,0 @@
Improve IDLE run crash error message (which users should never see).

2
Misc/NEWS.d/next/Library/2020-05-22-12-45-58.bpo-40726.7oBdMw.rst
View file

@ -1,2 +0,0 @@
Handle cases where the ``end_lineno`` is ``None`` on
:func:`ast.increment_lineno`.

1
Misc/NEWS.d/next/Library/2020-07-01-17-33-50.bpo-41182.FPFI0N.rst
View file

@ -1 +0,0 @@
selector: use DefaultSelector based upon implementation

1
Misc/NEWS.d/next/Library/2020-07-20-19-13-17.bpo-41341.wqrj8C.rst
View file

@ -1 +0,0 @@
Recursive evaluation of `typing.ForwardRef` in `get_type_hints`.

1
Misc/NEWS.d/next/Library/2020-07-21-21-45-55.bpo-41364.5O-k7A.rst
View file

@ -1 +0,0 @@
Reduce import overhead of :mod:`uuid`.

2
Misc/NEWS.d/next/Library/2020-07-23-01-18-34.bpo-41317.O17Z6x.rst
View file

@ -1,2 +0,0 @@
Use add_done_callback() in asyncio.loop.sock_accept() to unsubscribe reader
early on cancellation.

1
Misc/NEWS.d/next/Library/2020-07-25-23-18-51.bpo-38731.Am4wp2.rst
View file

@ -1 +0,0 @@
Fix :exc:`NameError` in command-line interface of :mod:`py_compile`.

2
Misc/NEWS.d/next/Library/2020-07-26-21-18-43.bpo-41384.MlzIgV.rst
View file

@ -1,2 +0,0 @@
Raise TclError instead of TypeError when an unknown option is passed to
tkinter.OptionMenu.

1
Misc/NEWS.d/next/Library/2020-08-03-01-59-48.bpo-41425.KJo6zF.rst
View file

@ -1 +0,0 @@
Make tkinter doc example runnable.

3
Misc/NEWS.d/next/Library/2020-08-04-00-20-30.bpo-41467.Z8DgTL.rst
View file

@ -1,3 +0,0 @@
On Windows, fix asyncio ``recv_into()`` return value when the socket/pipe is
closed (:exc:`BrokenPipeError`): return ``0`` rather than an empty byte
string (``b''``).

1
Misc/NEWS.d/next/Library/2020-08-05-23-16-39.bpo-41490.6z47A_.rst
View file

@ -1 +0,0 @@
Update :mod:`ensurepip` to install pip 20.2.1 and setuptools 49.2.1.

1
Misc/NEWS.d/next/Library/2020-08-07-06-06-29.bpo-41497.aBtsWz.rst
View file

@ -1 +0,0 @@
Fix potential UnicodeDecodeError in dis module.

1
Misc/NEWS.d/next/Windows/2020-07-20-23-26-26.bpo-40741.C9sc_d.rst
View file

@ -1 +0,0 @@
Update Windows release to include SQLite 3.32.3.

2
Misc/NEWS.d/next/Windows/2020-07-28-11-55-43.bpo-41412.ME20KB.rst
View file

@ -1,2 +0,0 @@
The installer will now fail to install on Windows 7 and Windows 8. Further,
the UCRT dependency is now always downloaded on demand.

1
Misc/NEWS.d/next/Windows/2020-07-28-12-39-32.bpo-40948.ISUFO6.rst
View file

@ -1 +0,0 @@
Improve post-install message to direct people to the "py" command.

1
Misc/NEWS.d/next/Windows/2020-08-06-16-59-10.bpo-41492.2FQ9cM.rst
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@ -1 +0,0 @@
Fixes the description that appears in UAC prompts.

4
README.rst
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@ -1,5 +1,5 @@
This is Python version 3.9.0 beta 5
===================================
This is Python version 3.9.0 release candidate 1
================================================
.. image:: https://travis-ci.org/python/cpython.svg?branch=3.9
:alt: CPython build status on Travis CI