Merged revisions 65910,65977,65980,65984,65986,66000,66011-66012,66014,66017,66020 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk ........ r65910 | benjamin.peterson | 2008-08-20 09:07:59 -0500 (Wed, 20 Aug 2008) | 1 line fix up the multiprocessing docs a little ........ r65977 | christian.heimes | 2008-08-22 14:47:25 -0500 (Fri, 22 Aug 2008) | 3 lines Silenced compiler warning Objects/stringlib/find.h:97: warning: 'stringlib_contains_obj' defined but not used Reviewed by Benjamin Peterson ........ r65980 | christian.heimes | 2008-08-22 15:10:27 -0500 (Fri, 22 Aug 2008) | 3 lines Fixed two format strings in the _collections module. For example Modules/_collectionsmodule.c:674: warning: format '%i' expects type 'int', but argument 2 has type 'Py_ssize_t' Reviewed by Benjamin Peterson ........ r65984 | christian.heimes | 2008-08-22 16:23:47 -0500 (Fri, 22 Aug 2008) | 1 line d is the correct format string ........ r65986 | mark.hammond | 2008-08-22 19:59:14 -0500 (Fri, 22 Aug 2008) | 2 lines Fix bug 3625: test issues on 64bit windows. r=pitrou ........ r66000 | benjamin.peterson | 2008-08-23 15:27:43 -0500 (Sat, 23 Aug 2008) | 5 lines #3643 add a few more checks to _testcapi to prevent segfaults Author: Victor Stinner Reviewer: Benjamin Peterson ........ r66011 | neal.norwitz | 2008-08-24 12:27:43 -0500 (Sun, 24 Aug 2008) | 1 line Ignore a couple more tests that report leaks inconsistently. ........ r66012 | neal.norwitz | 2008-08-24 12:29:53 -0500 (Sun, 24 Aug 2008) | 1 line Use the actual blacklist of leaky tests ........ r66014 | georg.brandl | 2008-08-24 13:11:07 -0500 (Sun, 24 Aug 2008) | 2 lines #3654: fix duplicate test method name. Review by Benjamin P. ........ r66017 | benjamin.peterson | 2008-08-24 16:55:03 -0500 (Sun, 24 Aug 2008) | 1 line remove note about unimplemented feature ........ r66020 | brett.cannon | 2008-08-24 18:15:19 -0500 (Sun, 24 Aug 2008) | 1 line Clarify that some attributes/methods are listed somewhat separately because they are not part of the threading API. ........
This commit is contained in:
Benjamin Peterson
parent
2532967122
commit
a786b026c9
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@ -8,11 +8,7 @@ Python is a mature programming language which has established a reputation for
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stability. In order to maintain this reputation, the developers would like to
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know of any deficiencies you find in Python.
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If you find errors in the documentation, please use either the "Add a comment"
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or the "Suggest a change" features of the relevant page in the most recent
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online documentation at http://docs.python.org/.
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All other bug reports should be submitted via the Python Bug Tracker
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Bug reports should be submitted via the Python Bug Tracker
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(http://bugs.python.org/). The bug tracker offers a Web form which allows
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pertinent information to be entered and submitted to the developers.
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@ -248,7 +248,7 @@ The :mod:`multiprocessing` package mostly replicates the API of the
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The constructor should always be called with keyword arguments. *group*
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should always be ``None``; it exists solely for compatibility with
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:class:`~threading.Thread`. *target* is the callable object to be invoked by
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:class:`threading.Thread`. *target* is the callable object to be invoked by
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the :meth:`run()` method. It defaults to ``None``, meaning nothing is
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called. *name* is the process name. By default, a unique name is constructed
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of the form 'Process-N\ :sub:`1`:N\ :sub:`2`:...:N\ :sub:`k`' where N\
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@ -290,13 +290,9 @@ The :mod:`multiprocessing` package mostly replicates the API of the
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A process cannot join itself because this would cause a deadlock. It is
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an error to attempt to join a process before it has been started.
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.. attribute:: Process.name
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.. attribute:: name
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Return the process's name.
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.. attribute:: Process.name = name
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Set the process's name.
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The process's name.
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The name is a string used for identification purposes only. It has no
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semantics. Multiple processes may be given the same name. The initial
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@ -309,14 +305,10 @@ The :mod:`multiprocessing` package mostly replicates the API of the
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Roughly, a process object is alive from the moment the :meth:`start`
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method returns until the child process terminates.
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.. attribute:: Process.daemon
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.. attribute:: daemon
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Return the process's daemon flag., this is a boolean.
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.. attribute:: Process.daemon = daemonic
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Set the process's daemon flag to the Boolean value *daemonic*. This must
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be called before :meth:`start` is called.
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The process's daemon flag, a Boolean value. This must be called before
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:meth:`start` is called.
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The initial value is inherited from the creating process.
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@ -327,36 +319,33 @@ The :mod:`multiprocessing` package mostly replicates the API of the
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Otherwise a daemonic process would leave its children orphaned if it gets
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terminated when its parent process exits.
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In addition process objects also support the following methods:
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In addition to the :class:`Threading.Thread` API, :class:`Process` objects
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also support the following attributes and methods:
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.. attribute:: Process.pid
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.. attribute:: pid
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Return the process ID. Before the process is spawned, this will be
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``None``.
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.. attribute:: Process.exitcode
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.. attribute:: exitcode
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Return the child's exit code. This will be ``None`` if the process has
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not yet terminated. A negative value *-N* indicates that the child was
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terminated by signal *N*.
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The child's exit code. This will be ``None`` if the process has not yet
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terminated. A negative value *-N* indicates that the child was terminated
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by signal *N*.
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.. attribute:: Process.authkey
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.. attribute:: authkey
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Return the process's authentication key (a byte string).
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The process's authentication key (a byte string).
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When :mod:`multiprocessing` is initialized the main process is assigned a
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random string using :func:`os.random`.
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When a :class:`Process` object is created, it will inherit the
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authentication key of its parent process, although this may be changed
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using :attr:`Process.authkey` below.
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authentication key of its parent process, although this may be changed by
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setting :attr:`authkey` to another byte string.
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See :ref:`multiprocessing-auth-keys`.
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.. attribute:: Process.authkey = authkey
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Set the process's authentication key which must be a byte string.
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.. method:: terminate()
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Terminate the process. On Unix this is done using the ``SIGTERM`` signal;
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@ -375,8 +364,8 @@ The :mod:`multiprocessing` package mostly replicates the API of the
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cause other processes to deadlock.
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Note that the :meth:`start`, :meth:`join`, :meth:`is_alive` and
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:meth:`get_exit_code` methods should only be called by the process that
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created the process object.
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:attr:`exit_code` methods should only be called by the process that created
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the process object.
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Example usage of some of the methods of :class:`Process`::
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@ -390,7 +379,7 @@ The :mod:`multiprocessing` package mostly replicates the API of the
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>>> p.terminate()
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>>> print p, p.is_alive()
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<Process(Process-1, stopped[SIGTERM])> False
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>>> p.get_exit_code() == -signal.SIGTERM
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>>> p.exitcode == -signal.SIGTERM
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True
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@ -1075,7 +1064,7 @@ their parent process exits. The manager classes are defined in the
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*authkey* is the authentication key which will be used to check the validity
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of incoming connections to the server process. If *authkey* is ``None`` then
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``current_process().get_auth_key()``. Otherwise *authkey* is used and it
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``current_process().authkey``. Otherwise *authkey* is used and it
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must be a string.
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.. method:: start()
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@ -1599,7 +1588,7 @@ authentication* using the :mod:`hmac` module.
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If *authentication* is ``True`` or *authkey* is a string then digest
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authentication is used. The key used for authentication will be either
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*authkey* or ``current_process().get_auth_key()`` if *authkey* is ``None``.
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*authkey* or ``current_process().authkey)`` if *authkey* is ``None``.
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If authentication fails then :exc:`AuthenticationError` is raised. See
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:ref:`multiprocessing-auth-keys`.
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@ -1632,7 +1621,7 @@ authentication* using the :mod:`hmac` module.
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otherwise it must be *None*.
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If *authkey* is ``None`` and *authenticate* is ``True`` then
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``current_process().get_auth_key()`` is used as the authentication key. If
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``current_process().authkey`` is used as the authentication key. If
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*authkey* is ``None`` and *authentication* is ``False`` then no
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authentication is done. If authentication fails then
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:exc:`AuthenticationError` is raised. See :ref:`multiprocessing-auth-keys`.
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@ -1748,7 +1737,7 @@ authentication key. (Demonstrating that both ends are using the same key does
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**not** involve sending the key over the connection.)
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If authentication is requested but do authentication key is specified then the
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return value of ``current_process().get_auth_key`` is used (see
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return value of ``current_process().authkey`` is used (see
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:class:`~multiprocessing.Process`). This value will automatically inherited by
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any :class:`~multiprocessing.Process` object that the current process creates.
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This means that (by default) all processes of a multi-process program will share
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@ -15,6 +15,23 @@ class ListTest(list_tests.CommonTest):
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self.assertEqual(list(''), [])
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self.assertEqual(list('spam'), ['s', 'p', 'a', 'm'])
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if sys.maxsize == 0x7fffffff:
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# This test can currently only work on 32-bit machines.
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# XXX If/when PySequence_Length() returns a ssize_t, it should be
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# XXX re-enabled.
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# Verify clearing of bug #556025.
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# This assumes that the max data size (sys.maxint) == max
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# address size this also assumes that the address size is at
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# least 4 bytes with 8 byte addresses, the bug is not well
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# tested
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#
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# Note: This test is expected to SEGV under Cygwin 1.3.12 or
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# earlier due to a newlib bug. See the following mailing list
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# thread for the details:
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# http://sources.redhat.com/ml/newlib/2002/msg00369.html
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self.assertRaises(MemoryError, list, range(sys.maxsize // 2))
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# This code used to segfault in Py2.4a3
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x = []
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x.extend(-y for y in x)
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@ -352,10 +352,6 @@ class ReTests(unittest.TestCase):
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self.assertEqual(re.search(r"\d\D\w\W\s\S",
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"1aa! a", re.UNICODE).group(0), "1aa! a")
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def test_ignore_case(self):
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self.assertEqual(re.match("abc", "ABC", re.I).group(0), "ABC")
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self.assertEqual(re.match("abc", "ABC", re.I).group(0), "ABC")
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def test_bigcharset(self):
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self.assertEqual(re.match("([\u2222\u2223])",
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"\u2222").group(1), "\u2222")
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@ -383,6 +379,8 @@ class ReTests(unittest.TestCase):
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self.assertEqual(re.match(r"(a)(?!\s(abc|a))", "a b").group(1), "a")
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def test_ignore_case(self):
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self.assertEqual(re.match("abc", "ABC", re.I).group(0), "ABC")
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self.assertEqual(re.match("abc", "ABC", re.I).group(0), "ABC")
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self.assertEqual(re.match(r"(a\s[^a])", "a b", re.I).group(1), "a b")
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self.assertEqual(re.match(r"(a\s[^a]*)", "a bb", re.I).group(1), "a bb")
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self.assertEqual(re.match(r"(a\s[abc])", "a b", re.I).group(1), "a b")
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@ -67,7 +67,7 @@ REFLOG="build/reflog.txt.out"
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# Note: test_XXX (none currently) really leak, but are disabled
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# so we don't send spam. Any test which really leaks should only
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# be listed here if there are also test cases under Lib/test/leakers.
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LEAKY_TESTS="test_(asynchat|cmd_line|popen2|socket|smtplib|sys|threadsignals|urllib2_localnet|httpservers)"
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LEAKY_TESTS="test_(asynchat|cmd_line|docxmlrpc|dumbdbm|file|ftplib|httpservers|imaplib|popen2|socket|smtplib|sys|telnetlib|threadedtempfile|threading|threadsignals|urllib2_localnet|xmlrpc)"
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# These tests always fail, so skip them so we don't get false positives.
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_ALWAYS_SKIP=""
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@ -670,8 +670,9 @@ deque_repr(PyObject *deque)
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return NULL;
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}
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if (((dequeobject *)deque)->maxlen != -1)
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result = PyUnicode_FromFormat("deque(%R, maxlen=%i)", aslist,
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((dequeobject *)deque)->maxlen);
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result = PyUnicode_FromFormat("deque(%R, maxlen=%" PY_FORMAT_SIZE_T "d)",
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aslist, ((dequeobject *)deque)->maxlen);
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else
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result = PyUnicode_FromFormat("deque(%R)", aslist);
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Py_DECREF(aslist);
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@ -714,14 +714,17 @@ raise_exception(PyObject *self, PyObject *args)
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*/
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static PyThread_type_lock thread_done = NULL;
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static void
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static int
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_make_call(void *callable)
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{
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PyObject *rc;
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int success;
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PyGILState_STATE s = PyGILState_Ensure();
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rc = PyObject_CallFunction((PyObject *)callable, "");
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success = (rc != NULL);
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Py_XDECREF(rc);
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PyGILState_Release(s);
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return success;
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}
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/* Same thing, but releases `thread_done` when it returns. This variant
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@ -738,10 +741,17 @@ static PyObject *
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test_thread_state(PyObject *self, PyObject *args)
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{
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PyObject *fn;
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int success = 1;
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if (!PyArg_ParseTuple(args, "O:test_thread_state", &fn))
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return NULL;
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if (!PyCallable_Check(fn)) {
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PyErr_Format(PyExc_TypeError, "'%s' object is not callable",
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fn->ob_type->tp_name);
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return NULL;
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}
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/* Ensure Python is set up for threading */
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PyEval_InitThreads();
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thread_done = PyThread_allocate_lock();
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@ -752,10 +762,10 @@ test_thread_state(PyObject *self, PyObject *args)
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/* Start a new thread with our callback. */
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PyThread_start_new_thread(_make_call_from_thread, fn);
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/* Make the callback with the thread lock held by this thread */
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_make_call(fn);
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success &= _make_call(fn);
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/* Do it all again, but this time with the thread-lock released */
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Py_BEGIN_ALLOW_THREADS
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_make_call(fn);
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success &= _make_call(fn);
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PyThread_acquire_lock(thread_done, 1); /* wait for thread to finish */
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Py_END_ALLOW_THREADS
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@ -765,7 +775,7 @@ test_thread_state(PyObject *self, PyObject *args)
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*/
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Py_BEGIN_ALLOW_THREADS
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PyThread_start_new_thread(_make_call_from_thread, fn);
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_make_call(fn);
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success &= _make_call(fn);
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PyThread_acquire_lock(thread_done, 1); /* wait for thread to finish */
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Py_END_ALLOW_THREADS
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@ -773,6 +783,8 @@ test_thread_state(PyObject *self, PyObject *args)
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PyThread_release_lock(thread_done);
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PyThread_free_lock(thread_done);
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if (!success)
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return NULL;
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Py_RETURN_NONE;
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}
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#endif
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@ -1026,6 +1026,7 @@ bytes_dealloc(PyByteArrayObject *self)
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#define STRINGLIB_EMPTY nullbytes
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#define STRINGLIB_CHECK_EXACT PyByteArray_CheckExact
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#define STRINGLIB_MUTABLE 1
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#define FROM_BYTEARRAY 1
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#include "stringlib/fastsearch.h"
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#include "stringlib/count.h"
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@ -90,7 +90,7 @@ stringlib_rfind_slice(const STRINGLIB_CHAR* str, Py_ssize_t str_len,
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return stringlib_rfind(str + start, end - start, sub, sub_len, start);
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}
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#ifdef STRINGLIB_WANT_CONTAINS_OBJ
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#ifdef STRINGLIB_WANT_CONTAINS_OBJ && !defined(FROM_BYTEARRAY)
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Py_LOCAL_INLINE(int)
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stringlib_contains_obj(PyObject* str, PyObject* sub)
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