Python 3.8.0b3v3.8.0b3

46 files changed, 454 insertions, 112 deletions

diff --git a/Include/patchlevel.h b/Include/patchlevel.h
index 00870f9ba29..60fb85ee84d 100644
--- a/Include/patchlevel.h
+++ b/Include/patchlevel.h
@@ -20,10 +20,10 @@
 #define PY_MINOR_VERSION        8
 #define PY_MICRO_VERSION        0
 #define PY_RELEASE_LEVEL        PY_RELEASE_LEVEL_BETA
-#define PY_RELEASE_SERIAL       2
+#define PY_RELEASE_SERIAL       3
 
 /* Version as a string */
-#define PY_VERSION              "3.8.0b2+"
+#define PY_VERSION              "3.8.0b3"
 /*--end constants--*/
 
 /* Version as a single 4-byte hex number, e.g. 0x010502B2 == 1.5.2b2.
diff --git a/Lib/pydoc_data/topics.py b/Lib/pydoc_data/topics.py
index 63621910834..c3049b95207 100644
--- a/Lib/pydoc_data/topics.py
+++ b/Lib/pydoc_data/topics.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Autogenerated by Sphinx on Thu Jul  4 12:44:09 2019
+# Autogenerated by Sphinx on Mon Jul 29 15:22:27 2019
 topics = {'assert': 'The "assert" statement\n'
            '**********************\n'
            '\n'
@@ -5099,7 +5099,7 @@ topics = {'assert': 'The "assert" statement\n'
                   'Meaning                                                    '
                   '|\n'
                   '   '
-                  '+===========+============================================================+\n'
+                  '|===========|============================================================|\n'
                   '   | "\'<\'"     | Forces the field to be left-aligned '
                   'within the available   |\n'
                   '   |           | space (this is the default for most '
@@ -5148,7 +5148,7 @@ topics = {'assert': 'The "assert" statement\n'
                   'Meaning                                                    '
                   '|\n'
                   '   '
-                  '+===========+============================================================+\n'
+                  '|===========|============================================================|\n'
                   '   | "\'+\'"     | indicates that a sign should be used for '
                   'both positive as  |\n'
                   '   |           | well as negative '
@@ -5252,7 +5252,7 @@ topics = {'assert': 'The "assert" statement\n'
                   'Meaning                                                    '
                   '|\n'
                   '   '
-                  '+===========+============================================================+\n'
+                  '|===========|============================================================|\n'
                   '   | "\'s\'"     | String format. This is the default type '
                   'for strings and    |\n'
                   '   |           | may be '
@@ -5272,7 +5272,7 @@ topics = {'assert': 'The "assert" statement\n'
                   'Meaning                                                    '
                   '|\n'
                   '   '
-                  '+===========+============================================================+\n'
+                  '|===========|============================================================|\n'
                   '   | "\'b\'"     | Binary format. Outputs the number in '
                   'base 2.               |\n'
                   '   '
@@ -5334,7 +5334,7 @@ topics = {'assert': 'The "assert" statement\n'
                   'Meaning                                                    '
                   '|\n'
                   '   '
-                  '+===========+============================================================+\n'
+                  '|===========|============================================================|\n'
                   '   | "\'e\'"     | Exponent notation. Prints the number in '
                   'scientific         |\n'
                   '   |           | notation using the letter ‘e’ to indicate '
@@ -7045,7 +7045,7 @@ topics = {'assert': 'The "assert" statement\n'
                      '+-------------------------------------------------+---------------------------------------+\n'
                      '| Operator                                        | '
                      'Description                           |\n'
-                     '+=================================================+=======================================+\n'
+                     '|=================================================|=======================================|\n'
                      '| "lambda"                                        | '
                      'Lambda expression                     |\n'
                      '+-------------------------------------------------+---------------------------------------+\n'
@@ -10289,7 +10289,7 @@ topics = {'assert': 'The "assert" statement\n'
                    '   | Representation          | '
                    'Description                   |\n'
                    '   '
-                   '+=========================+===============================+\n'
+                   '|=========================|===============================|\n'
                    '   | "\\n"                    | Line '
                    'Feed                     |\n'
                    '   '
@@ -10628,7 +10628,7 @@ topics = {'assert': 'The "assert" statement\n'
             '+-------------------+-----------------------------------+---------+\n'
             '| Escape Sequence   | Meaning                           | Notes   '
             '|\n'
-            '+===================+===================================+=========+\n'
+            '|===================|===================================|=========|\n'
             '| "\\newline"        | Backslash and newline ignored     '
             '|         |\n'
             '+-------------------+-----------------------------------+---------+\n'
@@ -10674,7 +10674,7 @@ topics = {'assert': 'The "assert" statement\n'
             '+-------------------+-----------------------------------+---------+\n'
             '| Escape Sequence   | Meaning                           | Notes   '
             '|\n'
-            '+===================+===================================+=========+\n'
+            '|===================|===================================|=========|\n'
             '| "\\N{name}"        | Character named *name* in the     | '
             '(4)     |\n'
             '|                   | Unicode database                  |         '
@@ -11312,7 +11312,7 @@ topics = {'assert': 'The "assert" statement\n'
           '      | Attribute                 | Meaning                         '
           '|             |\n'
           '      '
-          '+===========================+=================================+=============+\n'
+          '|===========================|=================================|=============|\n'
           '      | "__doc__"                 | The function’s documentation    '
           '| Writable    |\n'
           '      |                           | string, or "None" if            '
@@ -12586,7 +12586,7 @@ topics = {'assert': 'The "assert" statement\n'
              '+----------------------------+----------------------------------+------------+\n'
              '| Operation                  | Result                           '
              '| Notes      |\n'
-             '+============================+==================================+============+\n'
+             '|============================|==================================|============|\n'
              '| "x in s"                   | "True" if an item of *s* is      '
              '| (1)        |\n'
              '|                            | equal to *x*, else "False"       '
@@ -12815,7 +12815,7 @@ topics = {'assert': 'The "assert" statement\n'
              '+--------------------------------+----------------------------------+-----------------------+\n'
              '| Operation                      | '
              'Result                           | Notes                 |\n'
-             '+================================+==================================+=======================+\n'
+             '|================================|==================================|=======================|\n'
              '| "s[i] = x"                     | item *i* of *s* is replaced '
              'by   |                       |\n'
              '|                                | '
@@ -13277,7 +13277,7 @@ topics = {'assert': 'The "assert" statement\n'
                      '| Operation                      | '
                      'Result                           | Notes                 '
                      '|\n'
-                     '+================================+==================================+=======================+\n'
+                     '|================================|==================================|=======================|\n'
                      '| "s[i] = x"                     | item *i* of *s* is '
                      'replaced by   |                       |\n'
                      '|                                | '
diff --git a/Misc/NEWS.d/3.8.0b3.rst b/Misc/NEWS.d/3.8.0b3.rst
new file mode 100644
index 00000000000..5a35160970a
--- /dev/null
+++ b/Misc/NEWS.d/3.8.0b3.rst
@@ -0,0 +1,437 @@
+.. bpo: 37461
+.. date: 2019-07-16-08-11-00
+.. nonce: 1Ahz7O
+.. release date: 2019-07-29
+.. section: Security
+
+Fix an inifite loop when parsing specially crafted email headers. Patch by
+Abhilash Raj.
+
+..
+
+.. bpo: 37593
+.. date: 2019-07-14-23-57-27
+.. nonce: yHSTwH
+.. section: Core and Builtins
+
+Swap the positions of the *posonlyargs* and *args* parameters in the
+constructor of :class:`ast.parameters` nodes.
+
+..
+
+.. bpo: 36974
+.. date: 2019-06-11-12-59-38
+.. nonce: bVYmSA
+.. section: Core and Builtins
+
+Implemented separate vectorcall functions for every calling convention of
+builtin functions and methods. This improves performance for calls.
+
+..
+
+.. bpo: 37697
+.. date: 2019-07-28-17-44-21
+.. nonce: 7UV5d0
+.. section: Library
+
+Syncronize ``importlib.metadata`` with `importlib_metadata 0.19
+<https://gitlab.com/python-devs/importlib_metadata/-/milestones/20>`_,
+improving handling of EGG-INFO files and fixing a crash when entry point
+names contained colons.
+
+..
+
+.. bpo: 37691
+.. date: 2019-07-26-22-30-01
+.. nonce: 1Li3rx
+.. section: Library
+
+Let math.dist() accept coordinates as sequences (or iterables) rather than
+just tuples.
+
+..
+
+.. bpo: 37664
+.. date: 2019-07-24-18-27-44
+.. nonce: o-GYZC
+.. section: Library
+
+Update wheels bundled with ensurepip (pip 19.2.1 and setuptools 41.0.1)
+
+..
+
+.. bpo: 36324
+.. date: 2019-07-19-22-44-41
+.. nonce: 1VjywS
+.. section: Library
+
+Make internal attributes for statistics.NormalDist() private.
+
+..
+
+.. bpo: 37491
+.. date: 2019-07-17-06-54-43
+.. nonce: op0aMs
+.. section: Library
+
+Fix ``IndexError`` when parsing email headers with unexpectedly ending
+bare-quoted string value. Patch by Abhilash Raj.
+
+..
+
+.. bpo: 37579
+.. date: 2019-07-13-10-59-43
+.. nonce: B1Tq9i
+.. section: Library
+
+Return :exc:`NotImplemented` in Python implementation of ``__eq__`` for
+:class:`~datetime.timedelta` and :class:`~datetime.time` when the other
+object being compared is not of the same type to match C implementation.
+Patch by Karthikeyan Singaravelan.
+
+..
+
+.. bpo: 21478
+.. date: 2019-07-10-23-07-11
+.. nonce: cCw9rF
+.. section: Library
+
+Record calls to parent when autospecced object is attached to a mock using
+:func:`unittest.mock.attach_mock`. Patch by Karthikeyan Singaravelan.
+
+..
+
+.. bpo: 37502
+.. date: 2019-07-08-03-15-04
+.. nonce: qZGC4g
+.. section: Library
+
+pickle.loads() no longer raises TypeError when the buffers argument is set
+to None
+
+..
+
+.. bpo: 37520
+.. date: 2019-07-07-21-09-08
+.. nonce: Gg0KD6
+.. section: Library
+
+Correct behavior for zipfile.Path.parent when the path object identifies a
+subdirectory.
+
+..
+
+.. bpo: 18374
+.. date: 2019-07-05-21-46-45
+.. nonce: qgE0H3
+.. section: Library
+
+Fix the ``.col_offset`` attribute of nested :class:`ast.BinOp` instances
+which had a too large value in some situations.
+
+..
+
+.. bpo: 37421
+.. date: 2019-07-03-12-47-52
+.. nonce: gR5hC8
+.. section: Library
+
+Fix :func:`multiprocessing.util.get_temp_dir` finalizer: clear also the
+'tempdir' configuration of the current process, so next call to
+``get_temp_dir()`` will create a new temporary directory, rather than
+reusing the removed temporary directory.
+
+..
+
+.. bpo: 37481
+.. date: 2019-07-02-13-08-30
+.. nonce: hd5k09
+.. section: Library
+
+The distutils ``bdist_wininst`` command is deprecated in Python 3.8, use
+``bdist_wheel`` (wheel packages) instead.
+
+..
+
+.. bpo: 26967
+.. date: 2019-06-23-12-46-10
+.. nonce: xEuem1
+.. section: Library
+
+An :class:`~argparse.ArgumentParser` with ``allow_abbrev=False`` no longer
+disables grouping of short flags, such as ``-vv``, but only disables
+abbreviation of long flags as documented. Patch by Zac Hatfield-Dodds.
+
+..
+
+.. bpo: 37347
+.. date: 2019-06-20-14-23-48
+.. nonce: Gf9yYI
+.. section: Library
+
+:meth:`sqlite3.Connection.create_aggregate`,
+:meth:`sqlite3.Connection.create_function`,
+:meth:`sqlite3.Connection.set_authorizer`,
+:meth:`sqlite3.Connection.set_progress_handler`
+:meth:`sqlite3.Connection.set_trace_callback` methods lead to segfaults if
+some of these methods are called twice with an equal object but not the
+same. Now callbacks are stored more carefully. Patch by Aleksandr Balezin.
+
+..
+
+.. bpo: 36564
+.. date: 2019-04-08-13-00-13
+.. nonce: _n67m_
+.. section: Library
+
+Fix infinite loop in email header folding logic that would be triggered when
+an email policy's max_line_length is not long enough to include the required
+markup and any values in the message. Patch by Paul Ganssle
+
+..
+
+.. bpo: 32910
+.. date: 2019-07-25-10-30-32
+.. nonce: caLLAe
+.. section: Documentation
+
+Remove implementation-specific behaviour of how venv's Deactivate works.
+
+..
+
+.. bpo: 37284
+.. date: 2019-07-13-12-58-20
+.. nonce: rP8WpB
+.. section: Documentation
+
+Add a brief note to indicate that any new ``sys.implementation`` required
+attributes must go through the PEP process.
+
+..
+
+.. bpo: 30088
+.. date: 2019-07-13-12-43-01
+.. nonce: CIcBjy
+.. section: Documentation
+
+Documented that :class:`mailbox.Maildir` constructor doesn't attempt to
+verify the maildir folder layout correctness. Patch by Sviatoslav Sydorenko.
+
+..
+
+.. bpo: 37521
+.. date: 2019-07-12-15-09-56
+.. nonce: 7tiFR-
+.. section: Documentation
+
+Fix `importlib` examples to insert any newly created modules via
+importlib.util.module_from_spec() immediately into sys.modules instead of
+after calling loader.exec_module().
+
+Thanks to Benjamin Mintz for finding the bug.
+
+..
+
+.. bpo: 37456
+.. date: 2019-07-06-17-51-36
+.. nonce: lgAQHn
+.. section: Documentation
+
+Slash ('/') is now part of syntax.
+
+..
+
+.. bpo: 37487
+.. date: 2019-07-06-17-19-26
+.. nonce: QagfZ5
+.. section: Documentation
+
+Fix PyList_GetItem index description to include 0.
+
+..
+
+.. bpo: 37149
+.. date: 2019-07-06-02-19-02
+.. nonce: NumHn3
+.. section: Documentation
+
+Replace the dead link to the Tkinter 8.5 reference by John Shipman, New
+Mexico Tech, with a link to the archive.org copy.
+
+..
+
+.. bpo: 37478
+.. date: 2019-07-06-00-57-27
+.. nonce: B0ioLw
+.. section: Documentation
+
+Added possible exceptions to the description of os.chdir().
+
+..
+
+.. bpo: 37558
+.. date: 2019-07-11-10-33-56
+.. nonce: SKHRsL
+.. section: Tests
+
+Fix test_shared_memory_cleaned_after_process_termination name handling
+
+..
+
+.. bpo: 37526
+.. date: 2019-07-09-12-33-18
+.. nonce: vmm5y7
+.. section: Tests
+
+Add :func:`test.support.catch_threading_exception`: context manager catching
+:class:`threading.Thread` exception using :func:`threading.excepthook`.
+
+..
+
+.. bpo: 37421
+.. date: 2019-07-08-10-11-36
+.. nonce: OY77go
+.. section: Tests
+
+test_concurrent_futures now explicitly stops the ForkServer instance if it's
+running.
+
+..
+
+.. bpo: 37421
+.. date: 2019-07-05-14-47-55
+.. nonce: n8o2to
+.. section: Tests
+
+multiprocessing tests now stop the ForkServer instance if it's running:
+close the "alive" file descriptor to ask the server to stop and then remove
+its UNIX address.
+
+..
+
+.. bpo: 36044
+.. date: 2019-07-11-01-28-24
+.. nonce: gIgfiJ
+.. section: Build
+
+Reduce the number of unit tests run for the PGO generation task.  This
+speeds up the task by a factor of about 15x.  Running the full unit test
+suite is slow.  This change may result in a slightly less optimized build
+since not as many code branches will be executed.  If you are willing to
+wait for the much slower build, the old behavior can be restored using
+'./configure [..] PROFILE_TASK="-m test --pgo-extended"'.  We make no
+guarantees as to which PGO task set produces a faster build.  Users who care
+should run their own relevant benchmarks as results can depend on the
+environment, workload, and compiler tool chain.
+
+..
+
+.. bpo: 37672
+.. date: 2019-07-24-14-36-28
+.. nonce: uKEVHN
+.. section: Windows
+
+Switch Windows Store package's pip to use bundled :file:`pip.ini` instead of
+:envvar:`PIP_USER` variable.
+
+..
+
+.. bpo: 37692
+.. date: 2019-07-27-15-14-20
+.. nonce: TRHGjD
+.. section: IDLE
+
+Improve highlight config sample with example shell interaction and better
+labels for shell elements.
+
+..
+
+.. bpo: 37628
+.. date: 2019-07-26-17-51-13
+.. nonce: kX4AUF
+.. section: IDLE
+
+Settings dialog no longer expands with font size.
+
+..
+
+.. bpo: 37627
+.. date: 2019-07-20-23-33-53
+.. nonce: dQhUNB
+.. section: IDLE
+
+Initialize the Customize Run dialog with the command line arguments most
+recently entered before.  The user can optionally edit before submitting
+them.
+
+..
+
+.. bpo: 33610
+.. date: 2019-07-18-10-11-36
+.. nonce: xYqMLg
+.. section: IDLE
+
+Fix code context not showing the correct context when first toggled on.
+
+..
+
+.. bpo: 37530
+.. date: 2019-07-11-00-05-31
+.. nonce: AuyCyD
+.. section: IDLE
+
+Optimize code context to reduce unneeded background activity. Font and
+highlight changes now occur along with text changes instead of after a
+random delay.
+
+..
+
+.. bpo: 27452
+.. date: 2019-07-03-22-47-44
+.. nonce: nePPLi
+.. section: IDLE
+
+Cleanup ``config.py`` by inlining ``RemoveFile`` and simplifying the
+handling of ``file`` in ``CreateConfigHandlers``.
+
+..
+
+.. bpo: 17535
+.. date: 2019-06-13-01-07-20
+.. nonce: K8i2St
+.. section: IDLE
+
+Add optional line numbers for IDLE editor windows.  Windows open without
+line numbers unless set otherwise in the General tab of the configuration
+dialog.
+
+..
+
+.. bpo: 26806
+.. date: 2019-06-10-22-48-50
+.. nonce: Zltkum
+.. section: IDLE
+
+To compensate for stack frames added by IDLE and avoid possible problems
+with low recursion limits, add 30 to limits in the user code execution
+process.  Subtract 30 when reporting recursion limits to make this addition
+mostly transparent.
+
+..
+
+.. bpo: 36390
+.. date: 2019-03-21-08-35-00
+.. nonce: OdDCGk
+.. section: IDLE
+
+Gather Format menu functions into format.py.  Combine paragraph.py,
+rstrip.py, and format methods from editor.py.
+
+..
+
+.. bpo: 37675
+.. date: 2019-07-24-16-20-54
+.. nonce: 951Cvf
+.. section: Tools/Demos
+
+2to3 now works when run from a zipped standard library.
diff --git a/Misc/NEWS.d/next/Build/2019-07-11-01-28-24.bpo-36044.gIgfiJ.rst b/Misc/NEWS.d/next/Build/2019-07-11-01-28-24.bpo-36044.gIgfiJ.rst
deleted file mode 100644
index 177c4cb6d17..00000000000
--- a/Misc/NEWS.d/next/Build/2019-07-11-01-28-24.bpo-36044.gIgfiJ.rst
+++ /dev/null
@@ -1,9 +0,0 @@
-Reduce the number of unit tests run for the PGO generation task.  This
-speeds up the task by a factor of about 15x.  Running the full unit test
-suite is slow.  This change may result in a slightly less optimized build
-since not as many code branches will be executed.  If you are willing to
-wait for the much slower build, the old behavior can be restored using
-'./configure [..] PROFILE_TASK="-m test --pgo-extended"'.  We make no
-guarantees as to which PGO task set produces a faster build.  Users who
-care should run their own relevant benchmarks as results can depend on
-the environment, workload, and compiler tool chain.
diff --git a/Misc/NEWS.d/next/Core and Builtins/2019-06-11-12-59-38.bpo-36974.bVYmSA.rst b/Misc/NEWS.d/next/Core and Builtins/2019-06-11-12-59-38.bpo-36974.bVYmSA.rst
deleted file mode 100644
index 6080ef36181..00000000000
--- a/Misc/NEWS.d/next/Core and Builtins/2019-06-11-12-59-38.bpo-36974.bVYmSA.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Implemented separate vectorcall functions for every calling convention of
-builtin functions and methods. This improves performance for calls.
diff --git a/Misc/NEWS.d/next/Core and Builtins/2019-07-14-23-57-27.bpo-37593.yHSTwH.rst b/Misc/NEWS.d/next/Core and Builtins/2019-07-14-23-57-27.bpo-37593.yHSTwH.rst
deleted file mode 100644
index 5ec9bba2d2b..00000000000
--- a/Misc/NEWS.d/next/Core and Builtins/2019-07-14-23-57-27.bpo-37593.yHSTwH.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Swap the positions of the *posonlyargs* and *args* parameters in the
-constructor of :class:`ast.parameters` nodes.
diff --git a/Misc/NEWS.d/next/Documentation/2019-07-06-00-57-27.bpo-37478.B0ioLw.rst b/Misc/NEWS.d/next/Documentation/2019-07-06-00-57-27.bpo-37478.B0ioLw.rst
deleted file mode 100644
index 55b13662176..00000000000
--- a/Misc/NEWS.d/next/Documentation/2019-07-06-00-57-27.bpo-37478.B0ioLw.rst
+++ /dev/null
@@ -1 +0,0 @@
-Added possible exceptions to the description of os.chdir().
\ No newline at end of file
diff --git a/Misc/NEWS.d/next/Documentation/2019-07-06-02-19-02.bpo-37149.NumHn3.rst b/Misc/NEWS.d/next/Documentation/2019-07-06-02-19-02.bpo-37149.NumHn3.rst
deleted file mode 100644
index f9b88dc0bfe..00000000000
--- a/Misc/NEWS.d/next/Documentation/2019-07-06-02-19-02.bpo-37149.NumHn3.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Replace the dead link to the Tkinter 8.5 reference by John Shipman, New
-Mexico Tech, with a link to the archive.org copy.
diff --git a/Misc/NEWS.d/next/Documentation/2019-07-06-17-19-26.bpo-37487.QagfZ5.rst b/Misc/NEWS.d/next/Documentation/2019-07-06-17-19-26.bpo-37487.QagfZ5.rst
deleted file mode 100644
index 605d08c3c04..00000000000
--- a/Misc/NEWS.d/next/Documentation/2019-07-06-17-19-26.bpo-37487.QagfZ5.rst
+++ /dev/null
@@ -1 +0,0 @@
-Fix PyList_GetItem index description to include 0.
diff --git a/Misc/NEWS.d/next/Documentation/2019-07-06-17-51-36.bpo-37456.lgAQHn.rst b/Misc/NEWS.d/next/Documentation/2019-07-06-17-51-36.bpo-37456.lgAQHn.rst
deleted file mode 100644
index 4d158733b0e..00000000000
--- a/Misc/NEWS.d/next/Documentation/2019-07-06-17-51-36.bpo-37456.lgAQHn.rst
+++ /dev/null
@@ -1 +0,0 @@
-Slash ('/') is now part of syntax.
diff --git a/Misc/NEWS.d/next/Documentation/2019-07-12-15-09-56.bpo-37521.7tiFR-.rst b/Misc/NEWS.d/next/Documentation/2019-07-12-15-09-56.bpo-37521.7tiFR-.rst
deleted file mode 100644
index 35d7f56f732..00000000000
--- a/Misc/NEWS.d/next/Documentation/2019-07-12-15-09-56.bpo-37521.7tiFR-.rst
+++ /dev/null
@@ -1,5 +0,0 @@
-Fix `importlib` examples to insert any newly created modules via
-importlib.util.module_from_spec() immediately into sys.modules instead of
-after calling loader.exec_module().
-
-Thanks to Benjamin Mintz for finding the bug.
diff --git a/Misc/NEWS.d/next/Documentation/2019-07-13-12-43-01.bpo-30088.CIcBjy.rst b/Misc/NEWS.d/next/Documentation/2019-07-13-12-43-01.bpo-30088.CIcBjy.rst
deleted file mode 100644
index a39fe3fbbcb..00000000000
--- a/Misc/NEWS.d/next/Documentation/2019-07-13-12-43-01.bpo-30088.CIcBjy.rst
+++ /dev/null
@@ -1 +0,0 @@
-Documented that :class:`mailbox.Maildir` constructor doesn't attempt to verify the maildir folder layout correctness. Patch by Sviatoslav Sydorenko.
\ No newline at end of file
diff --git a/Misc/NEWS.d/next/Documentation/2019-07-13-12-58-20.bpo-37284.rP8WpB.rst b/Misc/NEWS.d/next/Documentation/2019-07-13-12-58-20.bpo-37284.rP8WpB.rst
deleted file mode 100644
index f875791c9a9..00000000000
--- a/Misc/NEWS.d/next/Documentation/2019-07-13-12-58-20.bpo-37284.rP8WpB.rst
+++ /dev/null
@@ -1 +0,0 @@
-Add a brief note to indicate that any new ``sys.implementation`` required attributes must go through the PEP process.
\ No newline at end of file
diff --git a/Misc/NEWS.d/next/Documentation/2019-07-25-10-30-32.bpo-32910.caLLAe.rst b/Misc/NEWS.d/next/Documentation/2019-07-25-10-30-32.bpo-32910.caLLAe.rst
deleted file mode 100644
index 60386a196e7..00000000000
--- a/Misc/NEWS.d/next/Documentation/2019-07-25-10-30-32.bpo-32910.caLLAe.rst
+++ /dev/null
@@ -1 +0,0 @@
-Remove implementation-specific behaviour of how venv's Deactivate works.
diff --git a/Misc/NEWS.d/next/IDLE/2019-03-21-08-35-00.bpo-36390.OdDCGk.rst b/Misc/NEWS.d/next/IDLE/2019-03-21-08-35-00.bpo-36390.OdDCGk.rst
deleted file mode 100644
index 74bbda34024..00000000000
--- a/Misc/NEWS.d/next/IDLE/2019-03-21-08-35-00.bpo-36390.OdDCGk.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Gather Format menu functions into format.py.  Combine
-paragraph.py, rstrip.py, and format methods from editor.py.
diff --git a/Misc/NEWS.d/next/IDLE/2019-06-10-22-48-50.bpo-26806.Zltkum.rst b/Misc/NEWS.d/next/IDLE/2019-06-10-22-48-50.bpo-26806.Zltkum.rst
deleted file mode 100644
index 8514bb9292f..00000000000
--- a/Misc/NEWS.d/next/IDLE/2019-06-10-22-48-50.bpo-26806.Zltkum.rst
+++ /dev/null
@@ -1,4 +0,0 @@
-To compensate for stack frames added by IDLE and avoid possible problems
-with low recursion limits, add 30 to limits in the user code execution
-process.  Subtract 30 when reporting recursion limits to make this addition
-mostly transparent.
diff --git a/Misc/NEWS.d/next/IDLE/2019-06-13-01-07-20.bpo-17535.K8i2St.rst b/Misc/NEWS.d/next/IDLE/2019-06-13-01-07-20.bpo-17535.K8i2St.rst
deleted file mode 100644
index 201a413b42a..00000000000
--- a/Misc/NEWS.d/next/IDLE/2019-06-13-01-07-20.bpo-17535.K8i2St.rst
+++ /dev/null
@@ -1,4 +0,0 @@
-Add optional line numbers for IDLE editor windows.  Windows
-open without line numbers unless set otherwise in the General
-tab of the configuration dialog. 
-
diff --git a/Misc/NEWS.d/next/IDLE/2019-07-03-22-47-44.bpo-27452.nePPLi.rst b/Misc/NEWS.d/next/IDLE/2019-07-03-22-47-44.bpo-27452.nePPLi.rst
deleted file mode 100644
index ddd37bb8650..00000000000
--- a/Misc/NEWS.d/next/IDLE/2019-07-03-22-47-44.bpo-27452.nePPLi.rst
+++ /dev/null
@@ -1 +0,0 @@
-Cleanup ``config.py`` by inlining ``RemoveFile`` and simplifying the handling of ``file`` in ``CreateConfigHandlers``.
\ No newline at end of file
diff --git a/Misc/NEWS.d/next/IDLE/2019-07-11-00-05-31.bpo-37530.AuyCyD.rst b/Misc/NEWS.d/next/IDLE/2019-07-11-00-05-31.bpo-37530.AuyCyD.rst
deleted file mode 100644
index 0b80860b8fc..00000000000
--- a/Misc/NEWS.d/next/IDLE/2019-07-11-00-05-31.bpo-37530.AuyCyD.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-Optimize code context to reduce unneeded background activity.
-Font and highlight changes now occur along with text changes
-instead of after a random delay.
diff --git a/Misc/NEWS.d/next/IDLE/2019-07-18-10-11-36.bpo-33610.xYqMLg.rst b/Misc/NEWS.d/next/IDLE/2019-07-18-10-11-36.bpo-33610.xYqMLg.rst
deleted file mode 100644
index 6775b04378b..00000000000
--- a/Misc/NEWS.d/next/IDLE/2019-07-18-10-11-36.bpo-33610.xYqMLg.rst
+++ /dev/null
@@ -1 +0,0 @@
-Fix code context not showing the correct context when first toggled on.
diff --git a/Misc/NEWS.d/next/IDLE/2019-07-20-23-33-53.bpo-37627.dQhUNB.rst b/Misc/NEWS.d/next/IDLE/2019-07-20-23-33-53.bpo-37627.dQhUNB.rst
deleted file mode 100644
index d864d07f60e..00000000000
--- a/Misc/NEWS.d/next/IDLE/2019-07-20-23-33-53.bpo-37627.dQhUNB.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-Initialize the Customize Run dialog with the command line arguments
-most recently entered before.  The user can optionally edit before
-submitting them.
diff --git a/Misc/NEWS.d/next/IDLE/2019-07-26-17-51-13.bpo-37628.kX4AUF.rst b/Misc/NEWS.d/next/IDLE/2019-07-26-17-51-13.bpo-37628.kX4AUF.rst
deleted file mode 100644
index 60910c47e65..00000000000
--- a/Misc/NEWS.d/next/IDLE/2019-07-26-17-51-13.bpo-37628.kX4AUF.rst
+++ /dev/null
@@ -1 +0,0 @@
-Settings dialog no longer expands with font size.
diff --git a/Misc/NEWS.d/next/IDLE/2019-07-27-15-14-20.bpo-37692.TRHGjD.rst b/Misc/NEWS.d/next/IDLE/2019-07-27-15-14-20.bpo-37692.TRHGjD.rst
deleted file mode 100644
index b3beadc1e02..00000000000
--- a/Misc/NEWS.d/next/IDLE/2019-07-27-15-14-20.bpo-37692.TRHGjD.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Improve highlight config sample with example shell interaction and better
-labels for shell elements.
diff --git a/Misc/NEWS.d/next/Library/2019-04-08-13-00-13.bpo-36564._n67m_.rst b/Misc/NEWS.d/next/Library/2019-04-08-13-00-13.bpo-36564._n67m_.rst
deleted file mode 100644
index ddd17aec1dd..00000000000
--- a/Misc/NEWS.d/next/Library/2019-04-08-13-00-13.bpo-36564._n67m_.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-Fix infinite loop in email header folding logic that would be triggered when
-an email policy's max_line_length is not long enough to include the required
-markup and any values in the message. Patch by Paul Ganssle
diff --git a/Misc/NEWS.d/next/Library/2019-06-20-14-23-48.bpo-37347.Gf9yYI.rst b/Misc/NEWS.d/next/Library/2019-06-20-14-23-48.bpo-37347.Gf9yYI.rst
deleted file mode 100644
index 1e61f5e0b3d..00000000000
--- a/Misc/NEWS.d/next/Library/2019-06-20-14-23-48.bpo-37347.Gf9yYI.rst
+++ /dev/null
@@ -1,6 +0,0 @@
-:meth:`sqlite3.Connection.create_aggregate`,

-:meth:`sqlite3.Connection.create_function`,

-:meth:`sqlite3.Connection.set_authorizer`,

-:meth:`sqlite3.Connection.set_progress_handler` 

-:meth:`sqlite3.Connection.set_trace_callback` 

-methods lead to segfaults if some of these methods are called twice with an equal object but not the same. Now callbacks are stored more carefully. Patch by Aleksandr Balezin.
\ No newline at end of file
diff --git a/Misc/NEWS.d/next/Library/2019-06-23-12-46-10.bpo-26967.xEuem1.rst b/Misc/NEWS.d/next/Library/2019-06-23-12-46-10.bpo-26967.xEuem1.rst
deleted file mode 100644
index c5852f61421..00000000000
--- a/Misc/NEWS.d/next/Library/2019-06-23-12-46-10.bpo-26967.xEuem1.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-An :class:`~argparse.ArgumentParser` with ``allow_abbrev=False`` no longer
-disables grouping of short flags, such as ``-vv``, but only disables
-abbreviation of long flags as documented. Patch by Zac Hatfield-Dodds.
diff --git a/Misc/NEWS.d/next/Library/2019-07-02-13-08-30.bpo-37481.hd5k09.rst b/Misc/NEWS.d/next/Library/2019-07-02-13-08-30.bpo-37481.hd5k09.rst
deleted file mode 100644
index a3faecdd915..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-02-13-08-30.bpo-37481.hd5k09.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-The distutils ``bdist_wininst`` command is deprecated in Python 3.8, use
-``bdist_wheel`` (wheel packages) instead.
diff --git a/Misc/NEWS.d/next/Library/2019-07-03-12-47-52.bpo-37421.gR5hC8.rst b/Misc/NEWS.d/next/Library/2019-07-03-12-47-52.bpo-37421.gR5hC8.rst
deleted file mode 100644
index 450d76f0728..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-03-12-47-52.bpo-37421.gR5hC8.rst
+++ /dev/null
@@ -1,4 +0,0 @@
-Fix :func:`multiprocessing.util.get_temp_dir` finalizer: clear also the
-'tempdir' configuration of the current process, so next call to
-``get_temp_dir()`` will create a new temporary directory, rather than
-reusing the removed temporary directory.
diff --git a/Misc/NEWS.d/next/Library/2019-07-05-21-46-45.bpo-18374.qgE0H3.rst b/Misc/NEWS.d/next/Library/2019-07-05-21-46-45.bpo-18374.qgE0H3.rst
deleted file mode 100644
index f9e99e0474a..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-05-21-46-45.bpo-18374.qgE0H3.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Fix the ``.col_offset`` attribute of nested :class:`ast.BinOp` instances
-which had a too large value in some situations.
diff --git a/Misc/NEWS.d/next/Library/2019-07-07-21-09-08.bpo-37520.Gg0KD6.rst b/Misc/NEWS.d/next/Library/2019-07-07-21-09-08.bpo-37520.Gg0KD6.rst
deleted file mode 100644
index 6584d3ebe1e..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-07-21-09-08.bpo-37520.Gg0KD6.rst
+++ /dev/null
@@ -1 +0,0 @@
-Correct behavior for zipfile.Path.parent when the path object identifies a subdirectory.
\ No newline at end of file
diff --git a/Misc/NEWS.d/next/Library/2019-07-08-03-15-04.bpo-37502.qZGC4g.rst b/Misc/NEWS.d/next/Library/2019-07-08-03-15-04.bpo-37502.qZGC4g.rst
deleted file mode 100644
index 4eb6d0974bd..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-08-03-15-04.bpo-37502.qZGC4g.rst
+++ /dev/null
@@ -1 +0,0 @@
-pickle.loads() no longer raises TypeError when the buffers argument is set to None
diff --git a/Misc/NEWS.d/next/Library/2019-07-10-23-07-11.bpo-21478.cCw9rF.rst b/Misc/NEWS.d/next/Library/2019-07-10-23-07-11.bpo-21478.cCw9rF.rst
deleted file mode 100644
index 0ac9b8eadca..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-10-23-07-11.bpo-21478.cCw9rF.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Record calls to parent when autospecced object is attached to a mock using
-:func:`unittest.mock.attach_mock`. Patch by Karthikeyan Singaravelan.
diff --git a/Misc/NEWS.d/next/Library/2019-07-13-10-59-43.bpo-37579.B1Tq9i.rst b/Misc/NEWS.d/next/Library/2019-07-13-10-59-43.bpo-37579.B1Tq9i.rst
deleted file mode 100644
index ad52cf2a06c..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-13-10-59-43.bpo-37579.B1Tq9i.rst
+++ /dev/null
@@ -1,4 +0,0 @@
-Return :exc:`NotImplemented` in Python implementation of ``__eq__`` for
-:class:`~datetime.timedelta` and :class:`~datetime.time` when the other
-object being compared is not of the same type to match C implementation.
-Patch by Karthikeyan Singaravelan.
diff --git a/Misc/NEWS.d/next/Library/2019-07-17-06-54-43.bpo-37491.op0aMs.rst b/Misc/NEWS.d/next/Library/2019-07-17-06-54-43.bpo-37491.op0aMs.rst
deleted file mode 100644
index af4287ba478..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-17-06-54-43.bpo-37491.op0aMs.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Fix ``IndexError`` when parsing email headers with unexpectedly ending
-bare-quoted string value. Patch by Abhilash Raj.
diff --git a/Misc/NEWS.d/next/Library/2019-07-19-22-44-41.bpo-36324.1VjywS.rst b/Misc/NEWS.d/next/Library/2019-07-19-22-44-41.bpo-36324.1VjywS.rst
deleted file mode 100644
index 2e41211c685..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-19-22-44-41.bpo-36324.1VjywS.rst
+++ /dev/null
@@ -1 +0,0 @@
-Make internal attributes for statistics.NormalDist() private.
diff --git a/Misc/NEWS.d/next/Library/2019-07-24-18-27-44.bpo-37664.o-GYZC.rst b/Misc/NEWS.d/next/Library/2019-07-24-18-27-44.bpo-37664.o-GYZC.rst
deleted file mode 100644
index 3343d910094..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-24-18-27-44.bpo-37664.o-GYZC.rst
+++ /dev/null
@@ -1 +0,0 @@
-Update wheels bundled with ensurepip (pip 19.2.1 and setuptools 41.0.1)
diff --git a/Misc/NEWS.d/next/Library/2019-07-26-22-30-01.bpo-37691.1Li3rx.rst b/Misc/NEWS.d/next/Library/2019-07-26-22-30-01.bpo-37691.1Li3rx.rst
deleted file mode 100644
index 048478c008e..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-26-22-30-01.bpo-37691.1Li3rx.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Let math.dist() accept coordinates as sequences (or iterables) rather than
-just tuples.
diff --git a/Misc/NEWS.d/next/Library/2019-07-28-17-44-21.bpo-37697.7UV5d0.rst b/Misc/NEWS.d/next/Library/2019-07-28-17-44-21.bpo-37697.7UV5d0.rst
deleted file mode 100644
index 6c78d7cd17c..00000000000
--- a/Misc/NEWS.d/next/Library/2019-07-28-17-44-21.bpo-37697.7UV5d0.rst
+++ /dev/null
@@ -1 +0,0 @@
-Syncronize ``importlib.metadata`` with `importlib_metadata 0.19 <https://gitlab.com/python-devs/importlib_metadata/-/milestones/20>`_, improving handling of EGG-INFO files and fixing a crash when entry point names contained colons.
\ No newline at end of file
diff --git a/Misc/NEWS.d/next/Security/2019-07-16-08-11-00.bpo-37461.1Ahz7O.rst b/Misc/NEWS.d/next/Security/2019-07-16-08-11-00.bpo-37461.1Ahz7O.rst
deleted file mode 100644
index 4bfd350c0b4..00000000000
--- a/Misc/NEWS.d/next/Security/2019-07-16-08-11-00.bpo-37461.1Ahz7O.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Fix an inifite loop when parsing specially crafted email headers. Patch by
-Abhilash Raj.
diff --git a/Misc/NEWS.d/next/Tests/2019-07-05-14-47-55.bpo-37421.n8o2to.rst b/Misc/NEWS.d/next/Tests/2019-07-05-14-47-55.bpo-37421.n8o2to.rst
deleted file mode 100644
index 136faa22d47..00000000000
--- a/Misc/NEWS.d/next/Tests/2019-07-05-14-47-55.bpo-37421.n8o2to.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-multiprocessing tests now stop the ForkServer instance if it's running: close
-the "alive" file descriptor to ask the server to stop and then remove its UNIX
-address.
diff --git a/Misc/NEWS.d/next/Tests/2019-07-08-10-11-36.bpo-37421.OY77go.rst b/Misc/NEWS.d/next/Tests/2019-07-08-10-11-36.bpo-37421.OY77go.rst
deleted file mode 100644
index 0766d70f6ed..00000000000
--- a/Misc/NEWS.d/next/Tests/2019-07-08-10-11-36.bpo-37421.OY77go.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-test_concurrent_futures now explicitly stops the ForkServer instance if it's
-running.
diff --git a/Misc/NEWS.d/next/Tests/2019-07-09-12-33-18.bpo-37526.vmm5y7.rst b/Misc/NEWS.d/next/Tests/2019-07-09-12-33-18.bpo-37526.vmm5y7.rst
deleted file mode 100644
index aff6b6d1f12..00000000000
--- a/Misc/NEWS.d/next/Tests/2019-07-09-12-33-18.bpo-37526.vmm5y7.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Add :func:`test.support.catch_threading_exception`: context manager catching
-:class:`threading.Thread` exception using :func:`threading.excepthook`.
diff --git a/Misc/NEWS.d/next/Tests/2019-07-11-10-33-56.bpo-37558.SKHRsL.rst b/Misc/NEWS.d/next/Tests/2019-07-11-10-33-56.bpo-37558.SKHRsL.rst
deleted file mode 100644
index 9f393d71a3f..00000000000
--- a/Misc/NEWS.d/next/Tests/2019-07-11-10-33-56.bpo-37558.SKHRsL.rst
+++ /dev/null
@@ -1 +0,0 @@
-Fix test_shared_memory_cleaned_after_process_termination name handling
diff --git a/Misc/NEWS.d/next/Tools-Demos/2019-07-24-16-20-54.bpo-37675.951Cvf.rst b/Misc/NEWS.d/next/Tools-Demos/2019-07-24-16-20-54.bpo-37675.951Cvf.rst
deleted file mode 100644
index e28fa207f91..00000000000
--- a/Misc/NEWS.d/next/Tools-Demos/2019-07-24-16-20-54.bpo-37675.951Cvf.rst
+++ /dev/null
@@ -1 +0,0 @@
-2to3 now works when run from a zipped standard library.
diff --git a/Misc/NEWS.d/next/Windows/2019-07-24-14-36-28.bpo-37672.uKEVHN.rst b/Misc/NEWS.d/next/Windows/2019-07-24-14-36-28.bpo-37672.uKEVHN.rst
deleted file mode 100644
index 78b51c19182..00000000000
--- a/Misc/NEWS.d/next/Windows/2019-07-24-14-36-28.bpo-37672.uKEVHN.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Switch Windows Store package's pip to use bundled :file:`pip.ini` instead of
-:envvar:`PIP_USER` variable.
diff --git a/README.rst b/README.rst
index e1d89b3d811..12ecdf67ed1 100644
--- a/README.rst
+++ b/README.rst
@@ -1,4 +1,4 @@
-This is Python version 3.8.0 beta 2
+This is Python version 3.8.0 beta 3
 ===================================
 
 .. image:: https://travis-ci.org/python/cpython.svg?branch=master