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branch master updated: gnu: Add python-3.12 and python-next.


From: guix-commits
Subject: branch master updated: gnu: Add python-3.12 and python-next.
Date: Sat, 09 Mar 2024 11:19:33 -0500

This is an automated email from the git hooks/post-receive script.

lbraun pushed a commit to branch master
in repository guix.

The following commit(s) were added to refs/heads/master by this push:
     new d1b660a00c gnu: Add python-3.12 and python-next.
d1b660a00c is described below

commit d1b660a00c1e9a7128ccbd13d01314faedae8ebf
Author: Tanguy Le Carrour <tanguy@bioneland.org>
AuthorDate: Thu Mar 7 19:58:18 2024 +0100

    gnu: Add python-3.12 and python-next.
    
    * gnu/packages/python.scm (python-3.12, python-next): New variables.
    * gnu/packages/patches/python-3.12-fix-tests.patch: New file.
    
    Change-Id: Ie393b732a8863569578e72e62603b75a1655a34e
    Signed-off-by: Tanguy Le Carrour <tanguy@bioneland.org>
    Signed-off-by: Lars-Dominik Braun <lars@6xq.net>
---
 gnu/packages/patches/python-3.12-fix-tests.patch | 334 +++++++++++++++++++
 gnu/packages/python.scm                          | 387 ++++++++++++++++++++++-
 2 files changed, 720 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/patches/python-3.12-fix-tests.patch 
b/gnu/packages/patches/python-3.12-fix-tests.patch
new file mode 100644
index 0000000000..fa5c8027ce
--- /dev/null
+++ b/gnu/packages/patches/python-3.12-fix-tests.patch
@@ -0,0 +1,334 @@
+From f0698133e7d6c353a3e6ae0fc62e57ba558a9bc0 Mon Sep 17 00:00:00 2001
+From: Maxim Cournoyer <maxim.cournoyer@gmail.com>
+Date: Wed, 28 Oct 2020 22:55:05 -0400
+Subject: [PATCH] Skip problematic Python 3 tests in Guix.
+
+A subset of the hunks in this patch is tracked upstream at
+https://bugs.python.org/issue38845, which was contributed by Tanguy Le
+Carrour <tanguy@bioneland.org>.
+
+diff --git a/Lib/test/_test_multiprocessing.py 
b/Lib/test/_test_multiprocessing.py
+index e42c7ab4bd..8087c84dab 100644
+--- a/Lib/test/_test_multiprocessing.py
++++ b/Lib/test/_test_multiprocessing.py
+@@ -1695,6 +1695,7 @@ def _test_wait_result(cls, c, pid):
+         if pid is not None:
+             os.kill(pid, signal.SIGINT)
+
++    @unittest.skipIf(True, "This fails for unknown reasons on Guix")
+     def test_wait_result(self):
+         if isinstance(self, ProcessesMixin) and sys.platform != 'win32':
+             pid = os.getpid()
+@@ -4150,6 +4151,7 @@ def test_shared_memory_across_processes(self):
+         sms.close()
+
+     @unittest.skipIf(os.name != "posix", "not feasible in non-posix 
platforms")
++    @unittest.skipUnless(sys.stdin.isatty(), "KeyboardInterrupts require a 
TTY device")
+     def test_shared_memory_SharedMemoryServer_ignores_sigint(self):
+         # bpo-36368: protect SharedMemoryManager server process from
+         # KeyboardInterrupt signals.
+diff --git a/Lib/test/test_asyncio/test_base_events.py 
b/Lib/test/test_asyncio/test_base_events.py
+index 85c8152d49..e35cfffe84 100644
+--- a/Lib/test/test_asyncio/test_base_events.py
++++ b/Lib/test/test_asyncio/test_base_events.py
+@@ -1377,6 +1377,8 @@ def test_create_connection_no_inet_pton(self, m_socket):
+         self._test_create_connection_ip_addr(m_socket, False)
+
+     @patch_socket
++    @unittest.skipUnless(support.is_resource_enabled('network'),
++                         'network is not enabled')
+     def test_create_connection_service_name(self, m_socket):
+         m_socket.getaddrinfo = socket.getaddrinfo
+         sock = m_socket.socket.return_value
+diff --git a/Lib/test/test_ctypes/test_find.py 
b/Lib/test/test_ctypes/test_find.py
+index a41e94971d..1291af3057 100644
+--- a/Lib/test/test_ctypes/test_find.py
++++ b/Lib/test/test_ctypes/test_find.py
+@@ -117,6 +117,7 @@ def test_find_library_with_gcc(self):
+         with unittest.mock.patch("ctypes.util._findSoname_ldconfig", lambda 
*args: None):
+             self.assertNotEqual(find_library('c'), None)
+
++    @unittest.skipIf(True, 'Fails on Guix.')
+     def test_find_library_with_ld(self):
+         with unittest.mock.patch("ctypes.util._findSoname_ldconfig", lambda 
*args: None), \
+              unittest.mock.patch("ctypes.util._findLib_gcc", lambda *args: 
None):
+diff --git a/Lib/test/test_generators.py b/Lib/test/test_generators.py
+index 1ee9958445..ab6b41befe 100644
+--- a/Lib/test/test_generators.py
++++ b/Lib/test/test_generators.py
+@@ -34,6 +34,7 @@ def generator2(self):
+         else:
+             return "FAILED"
+
++    @unittest.skipIf(True, 'Keyboard interrupts do not work in the Guix build 
environment')
+     def test_raise_and_yield_from(self):
+         gen = self.generator1()
+         gen.send(None)
+diff --git a/Lib/test/test_pathlib.py b/Lib/test/test_pathlib.py
+index ec105ae1a0..ae4c5b672e 100644
+--- a/Lib/test/test_pathlib.py
++++ b/Lib/test/test_pathlib.py
+@@ -3069,6 +3069,7 @@ def test_rglob(self):
+                          'pwd module does not expose getpwall()')
+     @unittest.skipIf(sys.platform == "vxworks",
+                      "no home directory on VxWorks")
++    @unittest.skipIf(True, "Guix builder home is '/' which causes trouble for 
these tests")
+     def test_expanduser(self):
+         P = self.cls
+         import_helper.import_module('pwd')
+diff --git a/Lib/test/test_pdb.py b/Lib/test/test_pdb.py
+index 51b844262e..004d3133cf 100644
+--- a/Lib/test/test_pdb.py
++++ b/Lib/test/test_pdb.py
+@@ -1580,6 +1580,7 @@ def test_pdb_next_command_subiterator():
+     (Pdb) continue
+     """
+
++@unittest.skipIf(True, 'Fails on Guix… but skipIf not taken into account?!')
+ def test_pdb_issue_20766():
+     """Test for reference leaks when the SIGINT handler is set.
+
+@@ -1598,11 +1599,11 @@ def test_pdb_issue_20766():
+     > <doctest test.test_pdb.test_pdb_issue_20766[0]>(6)test_function()
+     -> print('pdb %d: %s' % (i, sess._previous_sigint_handler))
+     (Pdb) continue
+-    pdb 1: <built-in function default_int_handler>
++    pdb 1: 1
+     > <doctest test.test_pdb.test_pdb_issue_20766[0]>(6)test_function()
+     -> print('pdb %d: %s' % (i, sess._previous_sigint_handler))
+     (Pdb) continue
+-    pdb 2: <built-in function default_int_handler>
++    pdb 2: 1
+     """
+
+ def test_pdb_issue_43318():
+diff --git a/Lib/test/test_regrtest.py b/Lib/test/test_regrtest.py
+index 2ab6f6a986..8cf6b4d1c8 100644
+--- a/Lib/test/test_regrtest.py
++++ b/Lib/test/test_regrtest.py
+@@ -1049,6 +1049,7 @@ def test_fromfile(self):
+         output = self.run_tests('--fromfile', filename)
+         self.check_executed_tests(output, tests, stats=stats)
+
++    @unittest.skipIf(True, 'Keyboard interrupts do not work in the Guix build 
environment.')
+     def test_interrupted(self):
+         code = TEST_INTERRUPTED
+         test = self.create_test('sigint', code=code)
+@@ -1066,6 +1067,7 @@ def test_slowest(self):
+                  % (self.TESTNAME_REGEX, len(tests)))
+         self.check_line(output, regex)
+
++    @unittest.skipIf(True, 'Keyboard interrupts do not work in the Guix build 
environment.')
+     def test_slowest_interrupted(self):
+         # Issue #25373: test --slowest with an interrupted test
+         code = TEST_INTERRUPTED
+diff --git a/Lib/test/test_resource.py b/Lib/test/test_resource.py
+index 317e7ca8f8..7f272daf24 100644
+--- a/Lib/test/test_resource.py
++++ b/Lib/test/test_resource.py
+@@ -151,6 +151,7 @@ def test_freebsd_contants(self):
+
+     @unittest.skipUnless(hasattr(resource, 'prlimit'), 'no prlimit')
+     @support.requires_linux_version(2, 6, 36)
++    @unittest.skipIf(True, "Bug: the PermissionError is not raised")
+     def test_prlimit(self):
+         self.assertRaises(TypeError, resource.prlimit)
+         self.assertRaises(ProcessLookupError, resource.prlimit,
+diff --git a/Lib/test/test_shutil.py b/Lib/test/test_shutil.py
+index bf60f37934..5e3a96380a 100644
+--- a/Lib/test/test_shutil.py
++++ b/Lib/test/test_shutil.py
+@@ -1743,6 +1743,7 @@ def test_make_archive(self):
+         base_name = os.path.join(tmpdir, 'archive')
+         self.assertRaises(ValueError, make_archive, base_name, 'xxx')
+
++    @unittest.skipIf(True, "The Guix build container has no root user")
+     @support.requires_zlib()
+     def test_make_archive_owner_group(self):
+         # testing make_archive with owner and group, with various combinations
+@@ -1771,6 +1772,7 @@ def test_make_archive_owner_group(self):
+         self.assertTrue(os.path.isfile(res))
+
+
++    @unittest.skipIf(True, "The Guix build container has no root user")
+     @support.requires_zlib()
+     @unittest.skipUnless(UID_GID_SUPPORT, "Requires grp and pwd support")
+     def test_tarfile_root_owner(self):
+diff --git a/Lib/test/test_signal.py b/Lib/test/test_signal.py
+index 637a0ca3b3..2fb804e340 100644
+--- a/Lib/test/test_signal.py
++++ b/Lib/test/test_signal.py
+@@ -160,6 +160,7 @@ def test_valid_signals(self):
+                 self.assertLess(signum, signal.NSIG)
+
+     @unittest.skipUnless(sys.executable, "sys.executable required.")
++    @unittest.skipUnless(sys.stdin.isatty(), "KeyboardInterrupts require a 
TTY device")
+     @support.requires_subprocess()
+     def test_keyboard_interrupt_exit_code(self):
+         """KeyboardInterrupt triggers exit via SIGINT."""
+@@ -211,6 +212,7 @@ def test_issue9324(self):
+             signal.signal(7, handler)
+
+     @unittest.skipUnless(sys.executable, "sys.executable required.")
++    @unittest.skipUnless(sys.stdin.isatty(), "KeyboardInterrupts require a 
TTY device")
+     @support.requires_subprocess()
+     def test_keyboard_interrupt_exit_code(self):
+         """KeyboardInterrupt triggers an exit using STATUS_CONTROL_C_EXIT."""
+@@ -1407,6 +1409,7 @@ def cycle_handlers():
+
+ class RaiseSignalTest(unittest.TestCase):
+
++    @unittest.skipUnless(sys.stdin.isatty(), "KeyboardInterrupts require a 
TTY device")
+     def test_sigint(self):
+         with self.assertRaises(KeyboardInterrupt):
+             signal.raise_signal(signal.SIGINT)
+@@ -1452,6 +1455,7 @@ def __del__(self):
+
+ class PidfdSignalTest(unittest.TestCase):
+
++    @unittest.skipUnless(sys.stdin.isatty(), "KeyboardInterrupts require a 
TTY device")
+     @unittest.skipUnless(
+         hasattr(signal, "pidfd_send_signal"),
+         "pidfd support not built in",
+diff --git a/Lib/test/test_socket.py b/Lib/test/test_socket.py
+index 4eb5af99d6..9c7b8f6dbc 100644
+--- a/Lib/test/test_socket.py
++++ b/Lib/test/test_socket.py
+@@ -1016,6 +1016,8 @@ def testHostnameRes(self):
+         if not fqhn in all_host_names:
+             self.fail("Error testing host resolution mechanisms. (fqdn: %s, 
all: %s)" % (fqhn, repr(all_host_names)))
+
++    @unittest.skipUnless(support.is_resource_enabled('network'),
++                         'network is not enabled')
+     def test_host_resolution(self):
+         for addr in [socket_helper.HOSTv4, '10.0.0.1', '255.255.255.255']:
+             self.assertEqual(socket.gethostbyname(addr), addr)
+@@ -1161,6 +1163,8 @@ def testNtoHErrors(self):
+             self.assertRaises(OverflowError, socket.ntohl, k)
+             self.assertRaises(OverflowError, socket.htonl, k)
+
++    @unittest.skipUnless(os.path.exists("/etc/services"),
++                         "getservbyname uses /etc/services, which is not in 
the chroot")
+     def testGetServBy(self):
+         eq = self.assertEqual
+         # Find one service that exists, then check all the related interfaces.
+@@ -1521,6 +1525,8 @@ def test_sio_loopback_fast_path(self):
+             raise
+         self.assertRaises(TypeError, s.ioctl, socket.SIO_LOOPBACK_FAST_PATH, 
None)
+
++    @unittest.skipUnless(os.path.exists("/etc/gai.conf"),
++                         "getaddrinfo() will fail")
+     def testGetaddrinfo(self):
+         try:
+             socket.getaddrinfo('localhost', 80)
+@@ -1653,6 +1659,8 @@ def test_getnameinfo(self):
+         # only IP addresses are allowed
+         self.assertRaises(OSError, socket.getnameinfo, ('mail.python.org',0), 
0)
+
++    @unittest.skipUnless(os.path.exists("/etc/gai.conf"),
++                         "getaddrinfo() will fail")
+     @unittest.skipUnless(support.is_resource_enabled('network'),
+                          'network is not enabled')
+     def test_idna(self):
+diff --git a/Lib/test/test_spwd.py b/Lib/test/test_spwd.py
+index 50766c2548..0c7eb7a83a 100644
+--- a/Lib/test/test_spwd.py
++++ b/Lib/test/test_spwd.py
+@@ -9,8 +9,7 @@
+     spwd = import_helper.import_module('spwd')
+
+
+-@unittest.skipUnless(hasattr(os, 'geteuid') and os.geteuid() == 0,
+-                     'root privileges required')
++@unittest.skipUnless(os.path.exists("/etc/shadow"), 'spwd tests require 
/etc/shadow')
+ class TestSpwdRoot(unittest.TestCase):
+
+     def test_getspall(self):
+@@ -60,8 +59,7 @@ def test_getspnam(self):
+             self.assertRaises(TypeError, spwd.getspnam, bytes_name)
+
+
+-@unittest.skipUnless(hasattr(os, 'geteuid') and os.geteuid() != 0,
+-                     'non-root user required')
++@unittest.skipUnless(os.path.exists("/etc/shadow"), 'spwd tests require 
/etc/shadow')
+ class TestSpwdNonRoot(unittest.TestCase):
+
+     def test_getspnam_exception(self):
+diff --git a/Lib/test/test_tarfile.py b/Lib/test/test_tarfile.py
+index 71489ea493..33351919fe 100644
+--- a/Lib/test/test_tarfile.py
++++ b/Lib/test/test_tarfile.py
+@@ -2911,9 +2911,12 @@ def root_is_uid_gid_0():
+         import pwd, grp
+     except ImportError:
+         return False
+-    if pwd.getpwuid(0)[0] != 'root':
+-        return False
+-    if grp.getgrgid(0)[0] != 'root':
++    try:
++        if pwd.getpwuid(0)[0] != 'root':
++            return False
++        if grp.getgrgid(0)[0] != 'root':
++            return False
++    except KeyError:
+         return False
+     return True
+
+diff --git a/Lib/test/test_threading.py b/Lib/test/test_threading.py
+index 00d9e591c7..2515603715 100644
+--- a/Lib/test/test_threading.py
++++ b/Lib/test/test_threading.py
+@@ -1962,6 +1962,7 @@ def check_interrupt_main_noerror(self, signum):
+             # Restore original handler
+             signal.signal(signum, handler)
+
++    @unittest.skipIf(True, 'Keyboard interrupts do not work in the Guix build 
container.')
+     def test_interrupt_main_subthread(self):
+         # Calling start_new_thread with a function that executes 
interrupt_main
+         # should raise KeyboardInterrupt upon completion.
+@@ -1973,6 +1974,8 @@ def call_interrupt():
+             t.join()
+         t.join()
+
++
++    @unittest.skipIf(True, 'Keyboard interrupts do not work in the Guix build 
container.')
+     def test_interrupt_main_mainthread(self):
+         # Make sure that if interrupt_main is called in main thread that
+         # KeyboardInterrupt is raised instantly.
+diff --git a/Lib/test/test_tools/test_freeze.py 
b/Lib/test/test_tools/test_freeze.py
+index 0e7ed67de7..6539a2983b 100644
+--- a/Lib/test/test_tools/test_freeze.py
++++ b/Lib/test/test_tools/test_freeze.py
+@@ -23,6 +23,7 @@
+                  'test is too slow with PGO')
+ class TestFreeze(unittest.TestCase):
+
++    @unittest.skipIf(True, 'Fails on Guix.')
+     @support.requires_resource('cpu') # Building Python is slow
+     def test_freeze_simple_script(self):
+         script = textwrap.dedent("""
+diff --git a/Lib/test/test_unicodedata.py b/Lib/test/test_unicodedata.py
+index 515c3840cb..a96dfad0fe 100644
+--- a/Lib/test/test_unicodedata.py
++++ b/Lib/test/test_unicodedata.py
+@@ -342,6 +342,7 @@ def test_linebreak_7643(self):
+                 self.assertEqual(len(lines), 1,
+                                  r"\u%.4x should not be a linebreak" % i)
+
++@requires_resource('network')
+ class NormalizationTest(unittest.TestCase):
+     @staticmethod
+     def check_version(testfile):
+diff --git a/Tools/scripts/run_tests.py b/Tools/scripts/run_tests.py
+index 445a34ae3e..8f750537c3 100644
+--- a/Tools/scripts/run_tests.py
++++ b/Tools/scripts/run_tests.py
+@@ -69,7 +69,7 @@ def main(regrtest_args):
+         else:
+             args.extend(['-j', '0'])  # Use all CPU cores
+     if not any(is_resource_use_flag(arg) for arg in regrtest_args):
+-        args.extend(['-u', 'all,-largefile,-audio,-gui'])
++        args.extend(['-u', 'all,-largefile,-audio,-gui,-network'])
+
+     if cross_compile and hostrunner:
+         # If HOSTRUNNER is set and -p/--python option is not given, then
diff --git a/gnu/packages/python.scm b/gnu/packages/python.scm
index 51d5f598d7..0ae3709b99 100644
--- a/gnu/packages/python.scm
+++ b/gnu/packages/python.scm
@@ -55,7 +55,7 @@
 ;;; Copyright © 2018, 2019, 2020, 2021 Maxim Cournoyer 
<maxim.cournoyer@gmail.com>
 ;;; Copyright © 2018 Luther Thompson <lutheroto@gmail.com>
 ;;; Copyright © 2018 Vagrant Cascadian <vagrant@debian.org>
-;;; Copyright © 2019 Tanguy Le Carrour <tanguy@bioneland.org>
+;;; Copyright © 2019, 2024 Tanguy Le Carrour <tanguy@bioneland.org>
 ;;; Copyright © 2020, 2023 Janneke Nieuwenhuizen <janneke@gnu.org>
 ;;; Copyright © 2020, 2021 Greg Hogan <code@greghogan.com>
 ;;; Copyright © 2022 Philip McGrath <philip@philipmcgrath.com>
@@ -596,6 +596,391 @@ data types.")
             (variable "PYTHONTZPATH")
             (files (list "share/zoneinfo")))))))
 
+(define-public python-3.12
+  (package
+    (name "python-next")
+    (version "3.12.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://www.python.org/ftp/python/"; version
+                           "/Python-" version ".tar.xz"))
+       (sha256
+        (base32 "0w6qyfhc912xxav9x9pifwca40b4l49vy52wai9j0gc1mhni2a5y"))
+       (patches (search-patches "python-3-deterministic-build-info.patch"
+                                "python-3.12-fix-tests.patch"
+                                "python-3-hurd-configure.patch"))
+       (modules '((guix build utils)))
+       (snippet '(begin
+                   ;; Delete the bundled copy of libexpat.
+                   (delete-file-recursively "Modules/expat")
+                   (substitute* "Modules/Setup"
+                     ;; Link Expat instead of embedding the bundled one.
+                     (("^#pyexpat.*")
+                      "pyexpat pyexpat.c -lexpat\n"))
+                   ;; Delete windows binaries
+                   (for-each delete-file
+                             (find-files "Lib/distutils/command" 
"\\.exe$"))))))
+    (outputs '("out" "tk" ;tkinter; adds 50 MiB to the closure
+               "idle")) ;programming environment; weighs 5MB
+    (build-system gnu-build-system)
+    (arguments
+     `(#:test-target "test"
+       #:configure-flags (list "--enable-shared" ;allow embedding
+                               "--with-system-expat" ;for XML support
+                               "--with-system-ffi" ;build ctypes
+                               "--with-ensurepip=install" ;install pip and 
setuptools
+                               "--with-computed-gotos" ;main interpreter loop 
optimization
+                               "--enable-unicode=ucs4"
+                               "--without-static-libpython"
+
+                               ;; FIXME: These flags makes Python 
significantly faster,
+                               ;; but leads to non-reproducible binaries.
+                               ;; "--with-lto"   ;increase size by 20MB, but 
15% speedup
+                               ;; "--enable-optimizations"
+
+                               ;; Prevent the installed _sysconfigdata.py from 
retaining
+                               ;; a reference to coreutils.
+                               "INSTALL=install -c"
+                               "MKDIR_P=mkdir -p"
+
+                               ;; Disable runtime check failing if 
cross-compiling, see:
+                               ;; 
https://lists.yoctoproject.org/pipermail/poky/2013-June/008997.html
+                               ,@(if (%current-target-system)
+                                     '("ac_cv_buggy_getaddrinfo=no"
+                                       "ac_cv_file__dev_ptmx=no"
+                                       "ac_cv_file__dev_ptc=no")
+                                     '())
+                               ;; -fno-semantic-interposition reinstates some
+                               ;; optimizations by gcc leading to around 15% 
speedup.
+                               ;; This is the default starting from python 
3.10.
+                               "CFLAGS=-fno-semantic-interposition"
+                               (string-append "LDFLAGS=-Wl,-rpath="
+                                              (assoc-ref %outputs "out")
+                                              "/lib"
+                                              " -fno-semantic-interposition"))
+       ;; With no -j argument tests use all available cpus, so provide one.
+       #:make-flags (list (string-append (format #f "TESTOPTS=-j~d"
+                                                 (parallel-job-count))
+                           ;; those tests fail on low-memory systems
+                           " --exclude test_mmap test_socket test_threading 
test_asyncio"
+                           ,@(if (system-hurd?)
+                                 '(" test_posix" ;multiple errors
+                                   " test_time"
+                                   " test_pty"
+                                   " test_shutil"
+                                   " test_tempfile" ;chflags: invalid argument:
+                                   ;; tbv14c9t/dir0/dir0/dir0/test0.txt
+                                   " test_os" ;stty: 'standard input':
+                                   ;; Inappropriate ioctl for device
+                                   " test_openpty" ;No such file or directory
+                                   " test_selectors" ;assertEqual(NUM_FDS // 
2, len(fds))
+                                   ;; 32752 != 4
+                                   " test_compileall" ;multiple errors
+                                   " test_poll" ;list index out of range
+                                   " test_subprocess" ;runs over 10min
+                                   " test_asyncore" ;multiple errors
+                                   " test_threadsignals"
+                                   " test_eintr" ;Process return code is -14
+                                   " test_io" ;multiple errors
+                                   " test_logging"
+                                   " test_signal"
+                                   " test_flags" ;ERROR
+                                   " test_bidirectional_pty"
+                                   " test_create_unix_connection"
+                                   " test_unix_sock_client_ops"
+                                   " test_open_unix_connection"
+                                   " test_open_unix_connection_error"
+                                   " test_read_pty_output"
+                                   " test_write_pty"
+                                   " test_concurrent_futures" ;freeze
+                                   " test_venv" ;freeze
+                                   " test_multiprocessing_forkserver" ;runs 
over 10min
+                                   " test_multiprocessing_spawn" ;runs over 
10min
+                                   " test_builtin"
+                                   " test_capi"
+                                   " test_dbm_ndbm"
+                                   " test_exceptions"
+                                   " test_faulthandler"
+                                   " test_getopt"
+                                   " test_importlib"
+                                   " test_json"
+                                   " test_multiprocessing_fork"
+                                   " test_multiprocessing_main_handling"
+                                   " test_pdb "
+                                   " test_regrtest"
+                                   " test_sqlite")
+                                 '())))
+
+       #:modules ((ice-9 ftw)
+                  (ice-9 match)
+                  (guix build utils)
+                  (guix build gnu-build-system))
+
+       #:phases (modify-phases %standard-phases
+                  ,@(if (system-hurd?)
+                        `((add-after 'unpack
+                                     'disable-multi-processing
+                                     (lambda _
+                                       (substitute* "Makefile.pre.in"
+                                         (("-j0")
+                                          "-j1")))))
+                        '())
+                  (add-before 'configure 'patch-lib-shells
+                    (lambda _
+                      ;; This variable is used in setup.py to enable cross 
compilation
+                      ;; specific switches. As it is not set properly by 
configure
+                      ;; script, set it manually.
+                      ,@(if (%current-target-system)
+                            '((setenv "_PYTHON_HOST_PLATFORM" ""))
+                            '())
+                      ;; Filter for existing files, since some may not exist 
in all
+                      ;; versions of python that are built with this recipe.
+                      (substitute* (filter file-exists?
+                                           '("Lib/subprocess.py"
+                                             "Lib/popen2.py"
+                                             
"Lib/distutils/tests/test_spawn.py"
+                                             "Lib/test/support/__init__.py"
+                                             "Lib/test/test_subprocess.py"))
+                        (("/bin/sh")
+                         (which "sh")))))
+                  (add-before 'configure 'do-not-record-configure-flags
+                    (lambda* (#:key configure-flags #:allow-other-keys)
+                      ;; Remove configure flags from the installed 
'_sysconfigdata.py'
+                      ;; and 'Makefile' so we don't end up keeping references 
to the
+                      ;; build tools.
+                      ;;
+                      ;; Preserve at least '--with-system-ffi' since otherwise 
the
+                      ;; thing tries to build libffi, fails, and we end up 
with a
+                      ;; Python that lacks ctypes.
+                      (substitute* "configure"
+                        (("^CONFIG_ARGS=.*$")
+                         (format #f "CONFIG_ARGS='~a'\n"
+                                 (if (member "--with-system-ffi"
+                                             configure-flags)
+                                     "--with-system-ffi" ""))))))
+                  (add-before 'check 'pre-check
+                    (lambda _
+                      ;; 'Lib/test/test_site.py' needs a valid $HOME
+                      (setenv "HOME"
+                              (getcwd))))
+                  (add-after 'unpack 'set-source-file-times-to-1980
+                    ;; XXX One of the tests uses a ZIP library to pack up some 
of the
+                    ;; source tree, and fails with "ZIP does not support 
timestamps
+                    ;; before 1980".  Work around this by setting the file 
times in the
+                    ;; source tree to sometime in early 1980.
+                    (lambda _
+                      (let ((circa-1980 (* 10 366 24 60 60)))
+                        (ftw "."
+                             (lambda (file stat flag)
+                               (utime file circa-1980 circa-1980) #t)))))
+                  (add-after 'unpack 'remove-windows-binaries
+                    (lambda _
+                      ;; Delete .exe from embedded .whl (zip) files
+                      (for-each (lambda (whl)
+                                  (let ((dir "whl-content")
+                                        (circa-1980 (* 10 366 24 60 60)))
+                                    (mkdir-p dir)
+                                    (with-directory-excursion dir
+                                      (let ((whl (string-append "../" whl)))
+                                        (invoke "unzip" whl)
+                                        (for-each delete-file
+                                                  (find-files "." "\\.exe$"))
+                                        (delete-file whl)
+                                        ;; Reset timestamps to prevent them 
from ending
+                                        ;; up in the Zip archive.
+                                        (ftw "."
+                                             (lambda (file stat flag)
+                                               (utime file circa-1980
+                                                      circa-1980) #t))
+                                        (apply invoke "zip" "-X" whl
+                                               (find-files "."
+                                                           #:directories? 
#t))))
+                                    (delete-file-recursively dir)))
+                                (find-files "Lib/ensurepip" "\\.whl$"))))
+                  (add-after 'install 'remove-tests
+                    ;; Remove 25 MiB of unneeded unit tests.  Keep 
test_support.*
+                    ;; because these files are used by some libraries out 
there.
+                    (lambda* (#:key outputs #:allow-other-keys)
+                      (let ((out (assoc-ref outputs "out")))
+                        (match (scandir (string-append out "/lib")
+                                        (lambda (name)
+                                          (string-prefix? "python" name)))
+                          ((pythonX.Y)
+                           (let ((testdir (string-append out "/lib/" pythonX.Y
+                                                         "/test")))
+                             (with-directory-excursion testdir
+                               (for-each delete-file-recursively
+                                         (scandir testdir
+                                                  (match-lambda
+                                                    ((or "." "..")
+                                                     #f)
+                                                    ("support" #f)
+                                                    (file (not (string-prefix?
+                                                                "test_support."
+                                                                file))))))
+                               (call-with-output-file "__init__.py"
+                                 (const #t))))
+                           (let ((libdir (string-append out "/lib/" 
pythonX.Y)))
+                             (for-each (lambda (directory)
+                                         (let ((dir (string-append libdir "/"
+                                                                   directory)))
+                                           (when (file-exists? dir)
+                                             (delete-file-recursively dir))))
+                                       '("email/test" "ctypes/test"
+                                         "unittest/test"
+                                         "tkinter/test"
+                                         "sqlite3/test"
+                                         "bsddb/test"
+                                         "lib-tk/test"
+                                         "json/tests"
+                                         "distutils/tests"))))))))
+                  (add-after 'remove-tests 'move-tk-inter
+                    (lambda* (#:key outputs inputs #:allow-other-keys)
+                      ;; When Tkinter support is built move it to a separate 
output so
+                      ;; that the main output doesn't contain a reference to 
Tcl/Tk.
+                      (let ((out (assoc-ref outputs "out"))
+                            (tk (assoc-ref outputs "tk")))
+                        (when tk
+                          (match (find-files out "tkinter.*\\.so")
+                            ((tkinter.so)
+                             ;; The .so is in OUT/lib/pythonX.Y/lib-dynload, 
but we
+                             ;; want it under TK/lib/pythonX.Y/site-packages.
+                             (let* ((len (string-length out))
+                                    (target (string-append tk "/"
+                                                           (string-drop 
(dirname
+                                                                         
(dirname
+                                                                          
tkinter.so))
+                                                                        len)
+                                                           "/site-packages")))
+                               (install-file tkinter.so target)
+                               (delete-file tkinter.so))))
+                          ;; Remove explicit store path references.
+                          (let ((tcl (assoc-ref inputs "tcl"))
+                                (tk (assoc-ref inputs "tk")))
+                            (substitute* (find-files (string-append out "/lib")
+                                          
"^(_sysconfigdata_.*\\.py|Makefile)$")
+                              (((string-append "-L" tk "/lib"))
+                               "")
+                              (((string-append "-L" tcl "/lib"))
+                               "")))))))
+                  (add-after 'move-tk-inter 'move-idle
+                    (lambda* (#:key outputs #:allow-other-keys)
+                      ;; when idle is built, move it to a separate output to 
save some
+                      ;; space (5MB)
+                      (let ((out (assoc-ref outputs "out"))
+                            (idle (assoc-ref outputs "idle")))
+                        (when idle
+                          (for-each (lambda (file)
+                                      (let ((target (string-append idle
+                                                                   "/bin/"
+                                                                   (basename
+                                                                    file))))
+                                        (install-file file
+                                                      (dirname target))
+                                        (delete-file file)))
+                                    (find-files (string-append out "/bin")
+                                                "^idle"))
+                          (match (find-files out "^idlelib$"
+                                             #:directories? #t)
+                            ((idlelib)
+                             (let* ((len (string-length out))
+                                    (target (string-append idle "/"
+                                                           (string-drop
+                                                            idlelib len)
+                                                           "/site-packages")))
+                               (mkdir-p (dirname target))
+                               (rename-file idlelib target))))))))
+                  (add-after 'move-idle 'rebuild-bytecode
+                    (lambda* (#:key outputs #:allow-other-keys)
+                      (let ((out (assoc-ref outputs "out")))
+                        ;; Disable hash randomization to ensure the generated 
.pycs
+                        ;; are reproducible.
+                        (setenv "PYTHONHASHSEED" "0")
+
+                        (for-each (lambda (output)
+                                    ;; XXX: Delete existing pycs generated by 
the build
+                                    ;; system beforehand because the -f 
argument does
+                                    ;; not necessarily overwrite all files, 
leading to
+                                    ;; indeterministic results.
+                                    (for-each (lambda (pyc)
+                                                (delete-file pyc))
+                                              (find-files output "\\.pyc$"))
+
+                                    (apply invoke
+                                           `(,,(if (%current-target-system)
+                                                   "python3"
+                                                   '(string-append out
+                                                     "/bin/python3")) "-m"
+                                             "compileall"
+                                             "-o"
+                                             "0"
+                                             "-o"
+                                             "1"
+                                             "-o"
+                                             "2"
+                                             "-f" ;force rebuild
+                                             
"--invalidation-mode=unchecked-hash"
+                                             ;; Don't build lib2to3, because 
it's
+                                             ;; Python 2 code.
+                                             "-x"
+                                             "lib2to3/.*"
+                                             ,output)))
+                                  (map cdr outputs)))))
+                  (add-before 'check 'set-TZDIR
+                    (lambda* (#:key inputs native-inputs #:allow-other-keys)
+                      ;; test_email requires the Olson time zone database.
+                      (setenv "TZDIR"
+                              (string-append (assoc-ref (or native-inputs
+                                                            inputs) "tzdata")
+                                             "/share/zoneinfo"))))
+                  (add-after 'install 'install-sitecustomize.py
+                    ,(customize-site version)))))
+    (inputs (list bzip2
+                  expat
+                  gdbm
+                  libffi ;for ctypes
+                  sqlite ;for sqlite extension
+                  openssl
+                  readline
+                  zlib
+                  tcl
+                  tk)) ;for tkinter
+    (native-inputs `(("tzdata" ,tzdata-for-tests)
+                     ("unzip" ,unzip)
+                     ("zip" ,(@ (gnu packages compression) zip))
+                     ("pkg-config" ,pkg-config)
+                     ("sitecustomize.py" ,(local-file (search-auxiliary-file
+                                                       
"python/sitecustomize.py")))
+                     ;; When cross-compiling, a native version of Python 
itself is needed.
+                     ,@(if (%current-target-system)
+                           `(("python" ,this-package)
+                             ("which" ,which))
+                           '())))
+    (native-search-paths
+     (list (guix-pythonpath-search-path version)
+           ;; Used to locate tzdata by the zoneinfo module introduced in
+           ;; Python 3.9.
+           (search-path-specification
+            (variable "PYTHONTZPATH")
+            (files (list "share/zoneinfo")))))
+    (home-page "https://www.python.org";)
+    (synopsis "High-level, dynamically-typed programming language")
+    (description
+     "Python is a remarkably powerful dynamic programming language that
+is used in a wide variety of application domains.  Some of its key
+distinguishing features include: clear, readable syntax; strong
+introspection capabilities; intuitive object orientation; natural
+expression of procedural code; full modularity, supporting hierarchical
+packages; exception-based error handling; and very high level dynamic
+data types.")
+    (properties '((cpe-name . "python")))
+    (license license:psfl)))
+
+
+;; Next 3.x version.
+(define-public python-next python-3.12)
+
 ;; Current 3.x version.
 (define-public python-3 python-3.10)
 



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