Python 3.8.12

Author: ambv

Include/patchlevel.h

@@ -18,12 +18,12 @@
 /*--start constants--*/
 #define PY_MAJOR_VERSION        3
 #define PY_MINOR_VERSION        8
-#define PY_MICRO_VERSION        11
+#define PY_MICRO_VERSION        12
 #define PY_RELEASE_LEVEL        PY_RELEASE_LEVEL_FINAL
 #define PY_RELEASE_SERIAL       0
 
 /* Version as a string */
-#define PY_VERSION              "3.8.11+"
+#define PY_VERSION              "3.8.12"
 /*--end constants--*/
 
 /* Version as a single 4-byte hex number, e.g. 0x010502B2 == 1.5.2b2.

Lib/pydoc_data/topics.py

@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Autogenerated by Sphinx on Mon Jun 28 12:07:21 2021
+# Autogenerated by Sphinx on Mon Aug 30 16:25:18 2021
 topics = {'assert': 'The "assert" statement\n'
            '**********************\n'
            '\n'
@@ -10071,7 +10071,7 @@
                    '*start* and\n'
                    '   *end* are interpreted as in slice notation.\n'
                    '\n'
-                   "str.encode(encoding='utf-8', errors='strict')\n"
+                   'str.encode(encoding="utf-8", errors="strict")\n'
                    '\n'
                    '   Return an encoded version of the string as a bytes '
                    'object. Default\n'
@@ -10518,7 +10518,7 @@
                    'followed by\n'
                    '   the string itself.\n'
                    '\n'
-                   'str.rsplit(sep=None, maxsplit=- 1)\n'
+                   'str.rsplit(sep=None, maxsplit=-1)\n'
                    '\n'
                    '   Return a list of the words in the string, using *sep* '
                    'as the\n'
@@ -10549,7 +10549,7 @@
                    "      >>> 'mississippi'.rstrip('ipz')\n"
                    "      'mississ'\n"
                    '\n'
-                   'str.split(sep=None, maxsplit=- 1)\n'
+                   'str.split(sep=None, maxsplit=-1)\n'
                    '\n'
                    '   Return a list of the words in the string, using *sep* '
                    'as the\n'
@@ -11507,7 +11507,7 @@
           '         points. All the code points in the range "U+0000 - '
           'U+10FFFF"\n'
           '         can be represented in a string.  Python doesn’t have a '
-          '*char*\n'
+          '"char"\n'
           '         type; instead, every code point in the string is '
           'represented\n'
           '         as a string object with length "1".  The built-in '
@@ -13291,7 +13291,7 @@
              '|                                | "s[i:i] = '
              '[x]")                  |                       |\n'
              '+--------------------------------+----------------------------------+-----------------------+\n'
-             '| "s.pop([i])"                   | retrieves the item at *i* '
+             '| "s.pop()" or "s.pop(i)"        | retrieves the item at *i* '
              'and    | (2)                   |\n'
              '|                                | also removes it from '
              '*s*         |                       |\n'
@@ -13754,7 +13754,7 @@
                      '|                                | "s[i:i] = '
                      '[x]")                  |                       |\n'
                      '+--------------------------------+----------------------------------+-----------------------+\n'
-                     '| "s.pop([i])"                   | retrieves the item at '
+                     '| "s.pop()" or "s.pop(i)"        | retrieves the item at '
                      '*i* and    | (2)                   |\n'
                      '|                                | also removes it from '
                      '*s*         |                       |\n'

Misc/NEWS.d/3.8.12.rst

@@ -0,0 +1,125 @@
+.. bpo: 42278
+.. date: 2021-08-29-12-39-44
+.. nonce: jvmQz_
+.. release date: 2021-08-30
+.. section: Security
+
+Replaced usage of :func:`tempfile.mktemp` with
+:class:`~tempfile.TemporaryDirectory` to avoid a potential race condition.
+
+..
+
+.. bpo: 44394
+.. date: 2021-06-29-02-45-53
+.. nonce: A220N1
+.. section: Security
+
+Update the vendored copy of libexpat to 2.4.1 (from 2.2.8) to get the fix
+for the CVE-2013-0340 "Billion Laughs" vulnerability. This copy is most used
+on Windows and macOS.
+
+..
+
+.. bpo: 43124
+.. date: 2021-05-08-11-50-46
+.. nonce: 2CTM6M
+.. section: Security
+
+Made the internal ``putcmd`` function in :mod:`smtplib` sanitize input for
+presence of ``\r`` and ``\n`` characters to avoid (unlikely) command
+injection.
+
+..
+
+.. bpo: 36384
+.. date: 2021-03-30-16-29-51
+.. nonce: sCAmLs
+.. section: Security
+
+:mod:`ipaddress` module no longer accepts any leading zeros in IPv4 address
+strings. Leading zeros are ambiguous and interpreted as octal notation by
+some libraries. For example the legacy function :func:`socket.inet_aton`
+treats leading zeros as octal notation. glibc implementation of modern
+:func:`~socket.inet_pton` does not accept any leading zeros. For a while the
+:mod:`ipaddress` module used to accept ambiguous leading zeros.
+
+..
+
+.. bpo: 44872
+.. date: 2021-08-09-16-16-03
+.. nonce: OKRlhK
+.. section: Core and Builtins
+
+Use new trashcan macros (Py_TRASHCAN_BEGIN/END) in frameobject.c instead of
+the old ones (Py_TRASHCAN_SAFE_BEGIN/END).
+
+..
+
+.. bpo: 33930
+.. date: 2021-08-09-14-29-52
+.. nonce: --5LQ-
+.. section: Core and Builtins
+
+Fix segmentation fault with deep recursion when cleaning method objects.
+Patch by Augusto Goulart and Pablo Galindo.
+
+..
+
+.. bpo: 44856
+.. date: 2021-08-07-01-26-12
+.. nonce: 9rk3li
+.. section: Core and Builtins
+
+Fix reference leaks in the error paths of ``update_bases()`` and
+``__build_class__``. Patch by Pablo Galindo.
+
+..
+
+.. bpo: 45001
+.. date: 2021-08-26-16-25-48
+.. nonce: tn_dKp
+.. section: Library
+
+Made email date parsing more robust against malformed input, namely a
+whitespace-only ``Date:`` header. Patch by Wouter Bolsterlee.
+
+..
+
+.. bpo: 30511
+.. date: 2021-07-20-21-03-18
+.. nonce: eMFkRi
+.. section: Documentation
+
+Clarify that :func:`shutil.make_archive` is not thread-safe due to reliance
+on changing the current working directory.
+
+..
+
+.. bpo: 45007
+.. date: 2021-08-27-23-50-02
+.. nonce: NIBlVG
+.. section: Windows
+
+Update to OpenSSL 1.1.1l in Windows build
+
+..
+
+.. bpo: 45007
+.. date: 2021-08-30-00-04-10
+.. nonce: pixqUB
+.. section: macOS
+
+Update macOS installer builds to use OpenSSL 1.1.1l.
+
+..
+
+.. bpo: 44689
+.. date: 2021-07-20-22-27-01
+.. nonce: mmT_xH
+.. section: macOS
+
+:meth:`ctypes.util.find_library` now works correctly on macOS 11 Big Sur
+even if Python is built on an older version of macOS.  Previously, when
+built on older macOS systems, ``find_library`` was not able to find  macOS
+system libraries when running on Big Sur due to changes in  how system
+libraries are stored.

Misc/NEWS.d/next/Core and Builtins/2021-08-07-01-26-12.bpo-44856.9rk3li.rst

@@ -1,4 +1,4 @@
-This is Python version 3.8.11
+This is Python version 3.8.12
 =============================
 
 .. image:: https://travis-ci.org/python/cpython.svg?branch=3.8