Merged revisions 87627,87638,87739,87760,87771,87787,87984,87986,88108,88115,88144,88165,88329,88364-88365,88369-88370,88423-88424 via svnmerge from
svn+ssh://svn.python.org/python/branches/py3k ........ r87627 | georg.brandl | 2011-01-02 15:23:43 +0100 (So, 02 Jan 2011) | 1 line #1665333: add more docs for optparse.OptionGroup. ........ r87638 | georg.brandl | 2011-01-02 20:07:51 +0100 (So, 02 Jan 2011) | 1 line Fix code indentation. ........ r87739 | georg.brandl | 2011-01-04 18:27:13 +0100 (Di, 04 Jan 2011) | 1 line Fix exception catching. ........ r87760 | georg.brandl | 2011-01-05 11:59:48 +0100 (Mi, 05 Jan 2011) | 1 line Fix duplicate end tag. ........ r87771 | georg.brandl | 2011-01-05 22:47:47 +0100 (Mi, 05 Jan 2011) | 1 line On Py3k, -tt and -3 are no-op and unsupported respectively. ........ r87787 | georg.brandl | 2011-01-06 10:15:45 +0100 (Do, 06 Jan 2011) | 1 line Remove doc for nonexisting parameter. ........ r87984 | georg.brandl | 2011-01-13 08:24:40 +0100 (Do, 13 Jan 2011) | 1 line Add semicolon for consistency. ........ r87986 | georg.brandl | 2011-01-13 08:31:18 +0100 (Do, 13 Jan 2011) | 1 line Fix the example output of count(). ........ r88108 | georg.brandl | 2011-01-19 09:42:03 +0100 (Mi, 19 Jan 2011) | 1 line Suppress trailing spaces in table paragraphs. ........ r88115 | georg.brandl | 2011-01-19 21:05:49 +0100 (Mi, 19 Jan 2011) | 1 line #10944: add c_bool to types table. ........ r88144 | georg.brandl | 2011-01-22 23:06:24 +0100 (Sa, 22 Jan 2011) | 1 line #10983: fix several bugs in the _tunnel implementation that seem to have missed while porting between branches. A unittest is needed! ........ r88165 | georg.brandl | 2011-01-24 20:53:18 +0100 (Mo, 24 Jan 2011) | 1 line Typo fix. ........ r88329 | georg.brandl | 2011-02-03 08:08:25 +0100 (Do, 03 Feb 2011) | 1 line Punctuation typos. ........ r88364 | georg.brandl | 2011-02-07 13:10:46 +0100 (Mo, 07 Feb 2011) | 1 line #11138: fix order of fill and align specifiers. ........ r88365 | georg.brandl | 2011-02-07 13:13:58 +0100 (Mo, 07 Feb 2011) | 1 line #8691: document that right alignment is default for numbers. ........ r88369 | georg.brandl | 2011-02-07 16:30:45 +0100 (Mo, 07 Feb 2011) | 1 line Consistent heading spacing, and fix two typos. ........ r88370 | georg.brandl | 2011-02-07 16:44:27 +0100 (Mo, 07 Feb 2011) | 1 line Spelling fixes. ........ r88423 | georg.brandl | 2011-02-15 13:41:17 +0100 (Di, 15 Feb 2011) | 1 line Apply logging SocketHandler doc update by Vinay. ........ r88424 | georg.brandl | 2011-02-15 13:44:43 +0100 (Di, 15 Feb 2011) | 1 line Remove editing slip. ........
This commit is contained in:
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2774310c27
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@ -130,6 +130,7 @@ docs@python.org), and we'll be glad to correct the problem.
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* Andrew MacIntyre
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* Vladimir Marangozov
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* Vincent Marchetti
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* Westley Martínez
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* Laura Matson
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* Daniel May
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* Rebecca McCreary
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@ -918,7 +918,7 @@ ABC Inherits Abstract Methods Mixin
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:class:`Sized` ``__len__``
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:class:`Callable` ``__call__``
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:class:`Sequence` :class:`Sized`, ``__getitem__`` ``__contains__``. ``__iter__``, ``__reversed__``.
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:class:`Sequence` :class:`Sized`, ``__getitem__`` ``__contains__``. ``__iter__``, ``__reversed__``,
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:class:`Iterable`, ``index``, and ``count``
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:class:`Container`
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@ -927,7 +927,7 @@ ABC Inherits Abstract Methods Mixin
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and ``insert`` ``remove``, and ``__iadd__``
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:class:`Set` :class:`Sized`, ``__le__``, ``__lt__``, ``__eq__``, ``__ne__``,
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:class:`Iterable`, ``__gt__``, ``__ge__``, ``__and__``, ``__or__``
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:class:`Iterable`, ``__gt__``, ``__ge__``, ``__and__``, ``__or__``,
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:class:`Container` ``__sub__``, ``__xor__``, and ``isdisjoint``
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:class:`MutableSet` :class:`Set` ``add`` and Inherited Set methods and
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@ -216,6 +216,8 @@ Fundamental data types
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+----------------------+----------------------------------------+----------------------------+
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| ctypes type | C type | Python type |
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+======================+========================================+============================+
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| :class:`c_bool` | :c:type:`_Bool` | bool (1) |
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+----------------------+----------------------------------------+----------------------------+
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| :class:`c_char` | :ctype:`char` | 1-character bytes object |
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+----------------------+----------------------------------------+----------------------------+
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| :class:`c_wchar` | :ctype:`wchar_t` | 1-character string |
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@ -254,6 +256,9 @@ Fundamental data types
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| :class:`c_void_p` | :ctype:`void *` | int or ``None`` |
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+----------------------+----------------------------------------+----------------------------+
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(1)
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The constructor accepts any object with a truth value.
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All these types can be created by calling them with an optional initializer of
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the correct type and value::
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@ -55,9 +55,9 @@ and :mod:`optparse` will print out a brief summary of your script's options:
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.. code-block:: text
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usage: <yourscript> [options]
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Usage: <yourscript> [options]
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options:
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Options:
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-h, --help show this help message and exit
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-f FILE, --file=FILE write report to FILE
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-q, --quiet don't print status messages to stdout
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@ -486,9 +486,9 @@ following to standard output:
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.. code-block:: text
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usage: <yourscript> [options] arg1 arg2
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Usage: <yourscript> [options] arg1 arg2
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options:
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Options:
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-h, --help show this help message and exit
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-v, --verbose make lots of noise [default]
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-q, --quiet be vewwy quiet (I'm hunting wabbits)
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@ -512,7 +512,7 @@ help message:
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is then printed before the detailed option help.
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If you don't supply a usage string, :mod:`optparse` uses a bland but sensible
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default: ``"usage: %prog [options]"``, which is fine if your script doesn't
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default: ``"Usage: %prog [options]"``, which is fine if your script doesn't
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take any positional arguments.
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* every option defines a help string, and doesn't worry about line-wrapping---
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@ -544,12 +544,33 @@ help message:
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default value. If an option has no default value (or the default value is
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``None``), ``%default`` expands to ``none``.
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Grouping Options
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++++++++++++++++
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When dealing with many options, it is convenient to group these options for
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better help output. An :class:`OptionParser` can contain several option groups,
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each of which can contain several options.
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Continuing with the parser defined above, adding an :class:`OptionGroup` to a
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parser is easy::
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An option group is obtained using the class :class:`OptionGroup`:
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.. class:: OptionGroup(parser, title, description=None)
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where
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* parser is the :class:`OptionParser` instance the group will be insterted in
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to
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* title is the group title
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* description, optional, is a long description of the group
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:class:`OptionGroup` inherits from :class:`OptionContainer` (like
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:class:`OptionParser`) and so the :meth:`add_option` method can be used to add
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an option to the group.
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Once all the options are declared, using the :class:`OptionParser` method
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:meth:`add_option_group` the group is added to the previously defined parser.
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Continuing with the parser defined in the previous section, adding an
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:class:`OptionGroup` to a parser is easy::
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group = OptionGroup(parser, "Dangerous Options",
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"Caution: use these options at your own risk. "
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@ -561,20 +582,73 @@ This would result in the following help output:
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.. code-block:: text
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usage: [options] arg1 arg2
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Usage: <yourscript> [options] arg1 arg2
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options:
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-h, --help show this help message and exit
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-v, --verbose make lots of noise [default]
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-q, --quiet be vewwy quiet (I'm hunting wabbits)
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-fFILE, --file=FILE write output to FILE
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-mMODE, --mode=MODE interaction mode: one of 'novice', 'intermediate'
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[default], 'expert'
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Options:
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-h, --help show this help message and exit
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-v, --verbose make lots of noise [default]
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-q, --quiet be vewwy quiet (I'm hunting wabbits)
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-f FILE, --filename=FILE
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write output to FILE
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-m MODE, --mode=MODE interaction mode: novice, intermediate, or
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expert [default: intermediate]
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Dangerous Options:
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Caution: use of these options is at your own risk. It is believed that
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some of them bite.
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-g Group option.
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Dangerous Options:
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Caution: use these options at your own risk. It is believed that some
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of them bite.
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-g Group option.
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A bit more complete example might invole using more than one group: still
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extendind the previous example::
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group = OptionGroup(parser, "Dangerous Options",
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"Caution: use these options at your own risk. "
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"It is believed that some of them bite.")
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group.add_option("-g", action="store_true", help="Group option.")
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parser.add_option_group(group)
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group = OptionGroup(parser, "Debug Options")
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group.add_option("-d", "--debug", action="store_true",
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help="Print debug information")
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group.add_option("-s", "--sql", action="store_true",
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help="Print all SQL statements executed")
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group.add_option("-e", action="store_true", help="Print every action done")
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parser.add_option_group(group)
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that results in the following output:
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.. code-block:: text
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Usage: <yourscript> [options] arg1 arg2
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Options:
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-h, --help show this help message and exit
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-v, --verbose make lots of noise [default]
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-q, --quiet be vewwy quiet (I'm hunting wabbits)
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-f FILE, --filename=FILE
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write output to FILE
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-m MODE, --mode=MODE interaction mode: novice, intermediate, or expert
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[default: intermediate]
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Dangerous Options:
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Caution: use these options at your own risk. It is believed that some
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of them bite.
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-g Group option.
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Debug Options:
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-d, --debug Print debug information
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-s, --sql Print all SQL statements executed
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-e Print every action done
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Another interesting method, in particular when working programmatically with
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option groups is:
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.. method:: OptionParser.get_option_group(opt_str)
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Return, if defined, the :class:`OptionGroup` that has the title or the long
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description equals to *opt_str*
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.. _optparse-printing-version-string:
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@ -646,14 +720,14 @@ Consider the first example above, where the user passes ``4x`` to an option
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that takes an integer::
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$ /usr/bin/foo -n 4x
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usage: foo [options]
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Usage: foo [options]
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foo: error: option -n: invalid integer value: '4x'
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Or, where the user fails to pass a value at all::
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$ /usr/bin/foo -n
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usage: foo [options]
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Usage: foo [options]
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foo: error: -n option requires an argument
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@ -1155,9 +1229,9 @@ must specify for any option using that action.
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.. code-block:: text
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usage: foo.py [options]
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Usage: foo.py [options]
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options:
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Options:
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-h, --help Show this help message and exit
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-v Be moderately verbose
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--file=FILENAME Input file to read data from
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@ -1352,7 +1426,7 @@ it resolves the situation by removing ``-n`` from the earlier option's list of
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option strings. Now ``--dry-run`` is the only way for the user to activate
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that option. If the user asks for help, the help message will reflect that::
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options:
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Options:
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--dry-run do no harm
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[...]
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-n, --noisy be noisy
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@ -1368,7 +1442,7 @@ existing OptionParser::
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At this point, the original ``-n``/``--dry-run`` option is no longer
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accessible, so :mod:`optparse` removes it, leaving this help text::
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options:
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Options:
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[...]
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-n, --noisy be noisy
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--dry-run new dry-run option
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@ -460,11 +460,11 @@ To test for the presence of SSL support in a Python installation, user code
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should use the following idiom::
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try:
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import ssl
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import ssl
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except ImportError:
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pass
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pass
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else:
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[ do something that requires SSL support ]
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... # do something that requires SSL support
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Client-side operation
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^^^^^^^^^^^^^^^^^^^^^
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@ -553,16 +553,15 @@ Then you'd read data from the ``connstream`` and do something with it till you
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are finished with the client (or the client is finished with you)::
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def deal_with_client(connstream):
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data = connstream.read()
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# null data means the client is finished with us
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while data:
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if not do_something(connstream, data):
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# we'll assume do_something returns False
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# when we're finished with client
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break
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data = connstream.read()
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# finished with client
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data = connstream.read()
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# null data means the client is finished with us
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while data:
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if not do_something(connstream, data):
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# we'll assume do_something returns False
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# when we're finished with client
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break
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data = connstream.read()
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# finished with client
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And go back to listening for new client connections.
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@ -86,7 +86,7 @@ implementation as the built-in :meth:`format` method.
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The :class:`Formatter` class has the following public methods:
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.. method:: format(format_string, *args, *kwargs)
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.. method:: format(format_string, *args, **kwargs)
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:meth:`format` is the primary API method. It takes a format template
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string, and an arbitrary set of positional and keyword argument.
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@ -306,10 +306,10 @@ The meaning of the various alignment options is as follows:
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| Option | Meaning |
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+=========+==========================================================+
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| ``'<'`` | Forces the field to be left-aligned within the available |
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| | space (this is the default). |
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| | space (this is the default for most objects). |
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+---------+----------------------------------------------------------+
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| ``'>'`` | Forces the field to be right-aligned within the |
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| | available space. |
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| | available space (this is the default for numbers). |
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+---------+----------------------------------------------------------+
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| ``'='`` | Forces the padding to be placed after the sign (if any) |
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| | but before the digits. This is used for printing fields |
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@ -582,7 +582,7 @@ Using type-specific formatting::
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Nesting arguments and more complex examples::
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>>> for align, text in zip('<^>', ['left', 'center', 'right']):
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... '{0:{align}{fill}16}'.format(text, fill=align, align=align)
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... '{0:{fill}{align}16}'.format(text, fill=align, align=align)
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...
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'left<<<<<<<<<<<<'
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'^^^^^center^^^^^'
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@ -4,7 +4,7 @@
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<table class="contentstable" align="center"><tr>
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<td width="50%">
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<p class="biglink"><a class="biglink" href="{{ pathto("whatsnew/" + version) }}">What's new in Python {{ version }}?</a><br/>
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<span class="linkdescr">or <a href="{{ pathto("whatsnew/index") }}">all "What's new" documents</a> since 2.0</span></span></p>
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<span class="linkdescr">or <a href="{{ pathto("whatsnew/index") }}">all "What's new" documents</a> since 2.0</span></p>
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<p class="biglink"><a class="biglink" href="{{ pathto("tutorial/index") }}">Tutorial</a><br/>
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<span class="linkdescr">start here</span></p>
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<p class="biglink"><a class="biglink" href="{{ pathto("library/index") }}">Library Reference</a><br/>
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@ -257,6 +257,10 @@ table.docutils td, table.docutils th {
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background-color: #eef;
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}
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table.docutils td p.last, table.docutils th p.last {
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margin-bottom: 0;
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}
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table.field-list td, table.field-list th {
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border: 0 !important;
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}
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@ -342,7 +346,7 @@ p.deprecated {
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}
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.footnote:target {
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background-color: #ffa
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background-color: #ffa;
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}
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.impl-detail {
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@ -294,7 +294,7 @@ class Charset:
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"""Header-encode a string by converting it first to bytes.
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This is similar to `header_encode()` except that the string is fit
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into maximum line lengths as given by the arguments.
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into maximum line lengths as given by the argument.
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:param string: A unicode string for the header. It must be possible
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to encode this string to bytes using the character set's
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@ -305,8 +305,6 @@ class Charset:
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and should never be exhausted. The maximum line lengths should
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not count the RFC 2047 chrome. These line lengths are only a
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hint; the splitter does the best it can.
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:param firstmaxlen: The maximum line length of the first line. If
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None (the default), then `maxlen` is used for the first line.
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:return: Lines of encoded strings, each with RFC 2047 chrome.
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"""
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# See which encoding we should use.
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@ -663,6 +663,7 @@ class HTTPConnection:
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self._method = None
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self._tunnel_host = None
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self._tunnel_port = None
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self._tunnel_headers = {}
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self._set_hostport(host, port)
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if strict is not None:
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@ -698,13 +699,14 @@ class HTTPConnection:
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def _tunnel(self):
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self._set_hostport(self._tunnel_host, self._tunnel_port)
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connect_str = "CONNECT %s:%d HTTP/1.0\r\n" %(self.host, self.port)
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connect_str = "CONNECT %s:%d HTTP/1.0\r\n" % (self.host, self.port)
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connect_bytes = connect_str.encode("ascii")
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self.send(connect_bytes)
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for header, value in self._tunnel_headers.iteritems():
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for header, value in self._tunnel_headers.items():
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header_str = "%s: %s\r\n" % (header, value)
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header_bytes = header_str.encode("ascii")
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self.send(header_bytes)
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self.send(b'\r\n')
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response = self.response_class(self.sock, strict = self.strict,
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method = self._method)
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