Python 3.9.1v3.9.1

15 files changed, 150 insertions, 38 deletions

diff --git a/Misc/NEWS.d/3.9.1.rst b/Misc/NEWS.d/3.9.1.rst
new file mode 100644
index 0000000..3942753
--- /dev/null
+++ b/Misc/NEWS.d/3.9.1.rst
@@ -0,0 +1,150 @@
+.. bpo: 42576
+.. date: 2020-12-05-22-34-47
+.. nonce: lEeEl7
+.. release date: 2020-12-07
+.. section: Core and Builtins
+
+``types.GenericAlias`` will now raise a ``TypeError`` when attempting to
+initialize with a keyword argument.  Previously, this would cause the
+interpreter to crash if the interpreter was compiled with debug symbols.
+This does not affect interpreters compiled for release.  Patch by Ken Jin.
+
+..
+
+.. bpo: 5054
+.. date: 2020-12-04-03-51-12
+.. nonce: 53StYZ
+.. section: Library
+
+CGIHTTPRequestHandler.run_cgi() HTTP_ACCEPT improperly parsed. Replace the
+special purpose getallmatchingheaders with generic get_all method and add
+relevant tests.
+
+Original Patch by Martin Panter. Modified by Senthil Kumaran.
+
+..
+
+.. bpo: 17735
+.. date: 2020-12-03-22-22-24
+.. nonce: Qsaaue
+.. section: Library
+
+:func:`inspect.findsource` now raises :exc:`OSError` instead of
+:exc:`IndexError` when :attr:`co_lineno` of a code object is greater than
+the file length. This can happen, for example, when a file is edited after
+it was imported.  PR by Irit Katriel.
+
+..
+
+.. bpo: 42116
+.. date: 2020-12-03-15-42-32
+.. nonce: yIwroP
+.. section: Library
+
+Fix handling of trailing comments by :func:`inspect.getsource`.
+
+..
+
+.. bpo: 42487
+.. date: 2020-11-28-04-31-20
+.. nonce: iqtC4L
+.. section: Library
+
+ChainMap.__iter__ no longer calls __getitem__ on underlying maps
+
+..
+
+.. bpo: 42482
+.. date: 2020-11-27-16-46-58
+.. nonce: EJC3sd
+.. section: Library
+
+:class:`~traceback.TracebackException` no longer holds a reference to the
+exception's traceback object. Consequently, instances of TracebackException
+for equivalent but non-equal exceptions now compare as equal.
+
+..
+
+.. bpo: 42406
+.. date: 2020-11-19-10-44-41
+.. nonce: r9rNCj
+.. section: Library
+
+We fixed an issue in `pickle.whichmodule` in which importing
+`multiprocessing` could change the how pickle identifies which module an
+object belongs to, potentially breaking the unpickling of those objects.
+
+..
+
+.. bpo: 34215
+.. date: 2020-08-19-20-17-51
+.. nonce: _Cv8c-
+.. section: Library
+
+Clarify the error message for :exc:`asyncio.IncompleteReadError` when
+``expected`` is ``None``.
+
+..
+
+.. bpo: 12800
+.. date: 2020-07-09-11-32-28
+.. nonce: fNgWwx
+.. section: Library
+
+Extracting a symlink from a tarball should succeed and overwrite the symlink
+if it already exists. The fix is to remove the existing file or symlink
+before extraction. Based on patch by Chris AtLee, Jeffrey Kintscher, and
+Senthil Kumaran.
+
+..
+
+.. bpo: 41473
+.. date: 2020-12-04-11-47-09
+.. nonce: W_updK
+.. section: Tests
+
+Reenable test_gdb on gdb 9.2 and newer:
+https://bugzilla.redhat.com/show_bug.cgi?id=1866884 bug is fixed in gdb
+10.1.
+
+..
+
+.. bpo: 42553
+.. date: 2020-12-03-13-32-44
+.. nonce: 2TRE2N
+.. section: Tests
+
+Fix ``test_asyncio.test_call_later()`` race condition: don't measure asyncio
+performance in the ``call_later()`` unit test. The test failed randomly on
+the CI.
+
+..
+
+.. bpo: 41116
+.. date: 2020-12-04-23-09-11
+.. nonce: mSbXyV
+.. section: macOS
+
+If no explicit macOS SDK was specified, setup.py should check for Tcl and TK
+frameworks in /Library/Frameworks; the previous commit inadvertently broke
+that test.
+
+..
+
+.. bpo: 42504
+.. date: 2020-12-02-15-48-40
+.. nonce: RQmMOR
+.. section: macOS
+
+Fix build on macOS Big Sur when MACOSX_DEPLOYMENT_TARGET=11
+
+..
+
+.. bpo: 42508
+.. date: 2020-11-30-19-46-05
+.. nonce: fE7w4M
+.. section: IDLE
+
+Keep IDLE running on macOS.  Remove obsolete workaround that prevented
+running files with shortcuts when using new universal2 installers built on
+macOS 11.
diff --git a/Misc/NEWS.d/next/Core and Builtins/2020-12-05-22-34-47.bpo-42576.lEeEl7.rst b/Misc/NEWS.d/next/Core and Builtins/2020-12-05-22-34-47.bpo-42576.lEeEl7.rst
deleted file mode 100644
index 154c9d8..0000000
--- a/Misc/NEWS.d/next/Core and Builtins/2020-12-05-22-34-47.bpo-42576.lEeEl7.rst
+++ /dev/null
@@ -1,4 +0,0 @@
-``types.GenericAlias`` will now raise a ``TypeError`` when attempting to
-initialize with a keyword argument.  Previously, this would cause the
-interpreter to crash if the interpreter was compiled with debug symbols.
-This does not affect interpreters compiled for release.  Patch by Ken Jin.
diff --git a/Misc/NEWS.d/next/IDLE/2020-11-30-19-46-05.bpo-42508.fE7w4M.rst b/Misc/NEWS.d/next/IDLE/2020-11-30-19-46-05.bpo-42508.fE7w4M.rst
deleted file mode 100644
index b449351..0000000
--- a/Misc/NEWS.d/next/IDLE/2020-11-30-19-46-05.bpo-42508.fE7w4M.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-Keep IDLE running on macOS.  Remove obsolete workaround that prevented
-running files with shortcuts when using new universal2 installers built
-on macOS 11.
diff --git a/Misc/NEWS.d/next/Library/2020-07-09-11-32-28.bpo-12800.fNgWwx.rst b/Misc/NEWS.d/next/Library/2020-07-09-11-32-28.bpo-12800.fNgWwx.rst
deleted file mode 100644
index fdd7c5e..0000000
--- a/Misc/NEWS.d/next/Library/2020-07-09-11-32-28.bpo-12800.fNgWwx.rst
+++ /dev/null
@@ -1,4 +0,0 @@
-Extracting a symlink from a tarball should succeed and overwrite the symlink
-if it already exists. The fix is to remove the existing file or symlink
-before extraction. Based on patch by Chris AtLee, Jeffrey Kintscher, and
-Senthil Kumaran.
diff --git a/Misc/NEWS.d/next/Library/2020-08-19-20-17-51.bpo-34215._Cv8c-.rst b/Misc/NEWS.d/next/Library/2020-08-19-20-17-51.bpo-34215._Cv8c-.rst
deleted file mode 100644
index 4d91678..0000000
--- a/Misc/NEWS.d/next/Library/2020-08-19-20-17-51.bpo-34215._Cv8c-.rst
+++ /dev/null
@@ -1,2 +0,0 @@
-Clarify the error message for :exc:`asyncio.IncompleteReadError` when
-``expected`` is ``None``.
diff --git a/Misc/NEWS.d/next/Library/2020-11-19-10-44-41.bpo-42406.r9rNCj.rst b/Misc/NEWS.d/next/Library/2020-11-19-10-44-41.bpo-42406.r9rNCj.rst
deleted file mode 100644
index c157df1..0000000
--- a/Misc/NEWS.d/next/Library/2020-11-19-10-44-41.bpo-42406.r9rNCj.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-We fixed an issue in `pickle.whichmodule` in which importing
-`multiprocessing` could change the how pickle identifies which module an
-object belongs to, potentially breaking the unpickling of those objects.
diff --git a/Misc/NEWS.d/next/Library/2020-11-27-16-46-58.bpo-42482.EJC3sd.rst b/Misc/NEWS.d/next/Library/2020-11-27-16-46-58.bpo-42482.EJC3sd.rst
deleted file mode 100644
index 79afa65..0000000
--- a/Misc/NEWS.d/next/Library/2020-11-27-16-46-58.bpo-42482.EJC3sd.rst
+++ /dev/null
@@ -1 +0,0 @@
-:class:`~traceback.TracebackException` no longer holds a reference to the exception's traceback object. Consequently, instances of TracebackException for equivalent but non-equal exceptions now compare as equal.
\ No newline at end of file
diff --git a/Misc/NEWS.d/next/Library/2020-11-28-04-31-20.bpo-42487.iqtC4L.rst b/Misc/NEWS.d/next/Library/2020-11-28-04-31-20.bpo-42487.iqtC4L.rst
deleted file mode 100644
index 8c67d74..0000000
--- a/Misc/NEWS.d/next/Library/2020-11-28-04-31-20.bpo-42487.iqtC4L.rst
+++ /dev/null
@@ -1 +0,0 @@
-ChainMap.__iter__ no longer calls __getitem__ on underlying maps
diff --git a/Misc/NEWS.d/next/Library/2020-12-03-15-42-32.bpo-42116.yIwroP.rst b/Misc/NEWS.d/next/Library/2020-12-03-15-42-32.bpo-42116.yIwroP.rst
deleted file mode 100644
index febda89..0000000
--- a/Misc/NEWS.d/next/Library/2020-12-03-15-42-32.bpo-42116.yIwroP.rst
+++ /dev/null
@@ -1 +0,0 @@
-Fix handling of trailing comments by :func:`inspect.getsource`.
\ No newline at end of file
diff --git a/Misc/NEWS.d/next/Library/2020-12-03-22-22-24.bpo-17735.Qsaaue.rst b/Misc/NEWS.d/next/Library/2020-12-03-22-22-24.bpo-17735.Qsaaue.rst
deleted file mode 100644
index 655781e..0000000
--- a/Misc/NEWS.d/next/Library/2020-12-03-22-22-24.bpo-17735.Qsaaue.rst
+++ /dev/null
@@ -1,4 +0,0 @@
-:func:`inspect.findsource` now raises :exc:`OSError` instead of
-:exc:`IndexError` when :attr:`co_lineno` of a code object is greater than the
-file length. This can happen, for example, when a file is edited after it was
-imported.  PR by Irit Katriel.
diff --git a/Misc/NEWS.d/next/Library/2020-12-04-03-51-12.bpo-5054.53StYZ.rst b/Misc/NEWS.d/next/Library/2020-12-04-03-51-12.bpo-5054.53StYZ.rst
deleted file mode 100644
index ad8163c..0000000
--- a/Misc/NEWS.d/next/Library/2020-12-04-03-51-12.bpo-5054.53StYZ.rst
+++ /dev/null
@@ -1,5 +0,0 @@
-CGIHTTPRequestHandler.run_cgi() HTTP_ACCEPT improperly parsed. Replace the
-special purpose getallmatchingheaders with generic get_all method and add
-relevant tests.
-
-Original Patch by Martin Panter. Modified by Senthil Kumaran.
diff --git a/Misc/NEWS.d/next/Tests/2020-12-03-13-32-44.bpo-42553.2TRE2N.rst b/Misc/NEWS.d/next/Tests/2020-12-03-13-32-44.bpo-42553.2TRE2N.rst
deleted file mode 100644
index 8722142..0000000
--- a/Misc/NEWS.d/next/Tests/2020-12-03-13-32-44.bpo-42553.2TRE2N.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-Fix ``test_asyncio.test_call_later()`` race condition: don't measure asyncio
-performance in the ``call_later()`` unit test. The test failed randomly on
-the CI.
diff --git a/Misc/NEWS.d/next/Tests/2020-12-04-11-47-09.bpo-41473.W_updK.rst b/Misc/NEWS.d/next/Tests/2020-12-04-11-47-09.bpo-41473.W_updK.rst
deleted file mode 100644
index 9e0a375..0000000
--- a/Misc/NEWS.d/next/Tests/2020-12-04-11-47-09.bpo-41473.W_updK.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-Reenable test_gdb on gdb 9.2 and newer:
-https://bugzilla.redhat.com/show_bug.cgi?id=1866884 bug is fixed in gdb
-10.1.
diff --git a/Misc/NEWS.d/next/macOS/2020-12-02-15-48-40.bpo-42504.RQmMOR.rst b/Misc/NEWS.d/next/macOS/2020-12-02-15-48-40.bpo-42504.RQmMOR.rst
deleted file mode 100644
index c83bc2b..0000000
--- a/Misc/NEWS.d/next/macOS/2020-12-02-15-48-40.bpo-42504.RQmMOR.rst
+++ /dev/null
@@ -1 +0,0 @@
-Fix build on macOS Big Sur when MACOSX_DEPLOYMENT_TARGET=11
\ No newline at end of file
diff --git a/Misc/NEWS.d/next/macOS/2020-12-04-23-09-11.bpo-41116.mSbXyV.rst b/Misc/NEWS.d/next/macOS/2020-12-04-23-09-11.bpo-41116.mSbXyV.rst
deleted file mode 100644
index 2c8e5ea..0000000
--- a/Misc/NEWS.d/next/macOS/2020-12-04-23-09-11.bpo-41116.mSbXyV.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-If no explicit macOS SDK was specified, setup.py should check for Tcl and TK
-frameworks in /Library/Frameworks; the previous commit inadvertently broke
-that test.