Merged revisions 75393,75416,75581,75609,75615 via svnmerge from

svn+ssh://svn.python.org/python/branches/py3k

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  r75393 | georg.brandl | 2009-10-13 18:55:12 +0200 (Di, 13 Okt 2009) | 1 line

  Update module names in references in the FAQ.
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  r75416 | georg.brandl | 2009-10-14 20:46:15 +0200 (Mi, 14 Okt 2009) | 1 line

  #7129: add missing function.
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  r75581 | georg.brandl | 2009-10-21 09:17:48 +0200 (Mi, 21 Okt 2009) | 9 lines

  Merged revisions 75580 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

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    r75580 | georg.brandl | 2009-10-21 09:15:59 +0200 (Mi, 21 Okt 2009) | 1 line

    #7170: fix explanation about non-weakrefable builtin types.
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  r75609 | georg.brandl | 2009-10-22 17:16:26 +0200 (Do, 22 Okt 2009) | 1 line

  #7137: fix makefile() documentation to match the new parameters.
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  r75615 | georg.brandl | 2009-10-22 18:08:10 +0200 (Do, 22 Okt 2009) | 1 line

  #6927: fix wrong word.
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This commit is contained in:
Georg Brandl 2009-10-27 20:23:20 +00:00
parent cb7cb247b3
commit 1e8cbe36cc
7 changed files with 27 additions and 27 deletions

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@ -232,11 +232,9 @@ Threads
How do I program using threads?
-------------------------------
.. XXX it's _thread in py3k
Be sure to use the :mod:`threading` module and not the :mod:`thread` module.
Be sure to use the :mod:`threading` module and not the :mod:`_thread` module.
The :mod:`threading` module builds convenient abstractions on top of the
low-level primitives provided by the :mod:`thread` module.
low-level primitives provided by the :mod:`_thread` module.
Aahz has a set of slides from his threading tutorial that are helpful; see
http://starship.python.net/crew/aahz/OSCON2001/.
@ -280,7 +278,7 @@ A simple fix is to add a tiny sleep to the start of the run function::
Instead of trying to guess how long a :func:`time.sleep` delay will be enough,
it's better to use some kind of semaphore mechanism. One idea is to use the
:mod:`Queue` module to create a queue object, let each thread append a token to
:mod:`queue` module to create a queue object, let each thread append a token to
the queue when it finishes, and let the main thread read as many tokens from the
queue as there are threads.
@ -288,8 +286,8 @@ queue as there are threads.
How do I parcel out work among a bunch of worker threads?
---------------------------------------------------------
Use the :mod:`Queue` module to create a queue containing a list of jobs. The
:class:`~Queue.Queue` class maintains a list of objects with ``.put(obj)`` to
Use the :mod:`queue` module to create a queue containing a list of jobs. The
:class:`~queue.Queue` class maintains a list of objects with ``.put(obj)`` to
add an item to the queue and ``.get()`` to return an item. The class will take
care of the locking necessary to ensure that each job is handed out exactly
once.
@ -777,11 +775,10 @@ Are there any interfaces to database packages in Python?
Yes.
.. XXX remove bsddb in py3k, fix other module names
Python 2.3 includes the :mod:`bsddb` package which provides an interface to the
BerkeleyDB library. Interfaces to disk-based hashes such as :mod:`DBM <dbm>`
and :mod:`GDBM <gdbm>` are also included with standard Python.
Interfaces to disk-based hashes such as :mod:`DBM <dbm.ndbm>` and :mod:`GDBM
<dbm.gnu>` are also included with standard Python. There is also the
:mod:`sqlite3` module, which provides a lightweight disk-based relational
database.
Support for most relational databases is available. See the
`DatabaseProgramming wiki page
@ -794,8 +791,7 @@ How do you implement persistent objects in Python?
The :mod:`pickle` library module solves this in a very general way (though you
still can't store things like open files, sockets or windows), and the
:mod:`shelve` library module uses pickle and (g)dbm to create persistent
mappings containing arbitrary Python objects. For better performance, you can
use the :mod:`cPickle` module.
mappings containing arbitrary Python objects.
A more awkward way of doing things is to use pickle's little sister, marshal.
The :mod:`marshal` module provides very fast ways to store noncircular basic

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@ -364,7 +364,7 @@ What are the "best practices" for using import in a module?
In general, don't use ``from modulename import *``. Doing so clutters the
importer's namespace. Some people avoid this idiom even with the few modules
that were designed to be imported in this manner. Modules designed in this
manner include :mod:`Tkinter`, and :mod:`threading`.
manner include :mod:`tkinter`, and :mod:`threading`.
Import modules at the top of a file. Doing so makes it clear what other modules
your code requires and avoids questions of whether the module name is in scope.

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@ -565,17 +565,17 @@ correspond to Unix system calls applicable to sockets.
is system-dependent (usually 5).
.. method:: socket.makefile([mode[, bufsize]])
.. method:: socket.makefile(mode='r', buffering=None, *, encoding=None, newline=None)
.. index:: single: I/O control; buffering
Return a :dfn:`file object` associated with the socket. (File objects are
described in :ref:`bltin-file-objects`.) The file object
references a :cfunc:`dup`\ ped version of the socket file descriptor, so the
file object and socket object may be closed or garbage-collected independently.
The socket must be in blocking mode (it can not have a timeout). The optional
*mode* and *bufsize* arguments are interpreted the same way as by the built-in
:func:`file` function.
described in :ref:`bltin-file-objects`.) The file object references a
:cfunc:`dup`\ ped version of the socket file descriptor, so the file object
and socket object may be closed or garbage-collected independently. The
socket must be in blocking mode (it can not have a timeout). The optional
arguments are interpreted the same way as by the built-in :func:`open`
function.
.. method:: socket.recv(bufsize[, flags])

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@ -69,6 +69,10 @@ support weak references but can add support through subclassing::
obj = Dict(red=1, green=2, blue=3) # this object is weak referenceable
Other built-in types such as :class:`tuple` and :class:`int` do not support
weak references even when subclassed (those types implemented as a
:ctype:`PyVarObject`).
Extension types can easily be made to support weak references; see
:ref:`weakref-support`.

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@ -608,9 +608,9 @@ which is then bound to the class name.
.. [#] The exception is propagated to the invocation stack only if there is no
:keyword:`finally` clause that negates the exception.
.. [#] Currently, control "flows off the end" except in the case of an exception or the
execution of a :keyword:`return`, :keyword:`continue`, or :keyword:`break`
statement.
.. [#] Currently, control "flows off the end" except in the case of an exception
or the execution of a :keyword:`return`, :keyword:`continue`, or
:keyword:`break` statement.
.. [#] A string literal appearing as the first statement in the function body is
transformed into the function's ``__doc__`` attribute and therefore the

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@ -1532,7 +1532,7 @@ returning an ordered dictionary.
The appropriate metaclass is determined by the following precedence rules:
* If the ``metaclass`` keyword argument is based with the bases, it is used.
* If the ``metaclass`` keyword argument is passed with the bases, it is used.
* Otherwise, if there is at least one base class, its metaclass is used.

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@ -126,7 +126,7 @@ _tg_screen_functions = ['addshape', 'bgcolor', 'bgpic', 'bye',
_tg_turtle_functions = ['back', 'backward', 'begin_fill', 'begin_poly', 'bk',
'circle', 'clear', 'clearstamp', 'clearstamps', 'clone', 'color',
'degrees', 'distance', 'dot', 'down', 'end_fill', 'end_poly', 'fd',
'fillcolor', 'forward', 'get_poly', 'getpen', 'getscreen', 'get_shapepoly',
'fillcolor', 'filling', 'forward', 'get_poly', 'getpen', 'getscreen', 'get_shapepoly',
'getturtle', 'goto', 'heading', 'hideturtle', 'home', 'ht', 'isdown',
'isvisible', 'left', 'lt', 'onclick', 'ondrag', 'onrelease', 'pd',
'pen', 'pencolor', 'pendown', 'pensize', 'penup', 'pos', 'position',