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      1 
      2 .. _undoc:
      3 
      4 ********************
      5 Undocumented Modules
      6 ********************
      7 
      8 Here's a quick listing of modules that are currently undocumented, but that
      9 should be documented.  Feel free to contribute documentation for them!  (Send
     10 via email to docs (a] python.org.)
     11 
     12 The idea and original contents for this chapter were taken from a posting by
     13 Fredrik Lundh; the specific contents of this chapter have been substantially
     14 revised.
     15 
     16 
     17 Miscellaneous useful utilities
     18 ==============================
     19 
     20 Some of these are very old and/or not very robust; marked with "hmm."
     21 
     22 :mod:`ihooks`
     23    --- Import hook support (for :mod:`rexec`; may become obsolete).  Removed in
     24    Python 3.x.
     25 
     26 
     27 Platform specific modules
     28 =========================
     29 
     30 These modules are used to implement the :mod:`os.path` module, and are not
     31 documented beyond this mention.  There's little need to document these.
     32 
     33 :mod:`ntpath`
     34    --- Implementation of :mod:`os.path` on Win32, Win64, WinCE, and OS/2 platforms.
     35 
     36 :mod:`posixpath`
     37    --- Implementation of :mod:`os.path` on POSIX.
     38 
     39 :mod:`bsddb185`
     40    --- Backwards compatibility module for systems which still use the Berkeley DB
     41    1.85 module.  It is normally only available on certain BSD Unix-based systems.
     42    It should never be used directly.
     43 
     44 
     45 Multimedia
     46 ==========
     47 
     48 :mod:`audiodev`
     49    --- Platform-independent API for playing audio data.  Removed in Python 3.x.
     50 
     51 :mod:`linuxaudiodev`
     52    --- Play audio data on the Linux audio device.  Replaced in Python 2.3 by the
     53    :mod:`ossaudiodev` module.  Removed in Python 3.x.
     54 
     55 :mod:`sunaudio`
     56    --- Interpret Sun audio headers (may become obsolete or a tool/demo).
     57    Removed in Python 3.x.
     58 
     59 :mod:`toaiff`
     60    --- Convert "arbitrary" sound files to AIFF files; should probably become a tool
     61    or demo.  Requires the external program :program:`sox`.  Removed in Python 3.x.
     62 
     63 
     64 .. _undoc-mac-modules:
     65 
     66 Undocumented Mac OS modules
     67 ===========================
     68 
     69 
     70 :mod:`applesingle` --- AppleSingle decoder
     71 ------------------------------------------
     72 
     73 .. module:: applesingle
     74    :platform: Mac
     75    :synopsis: Rudimentary decoder for AppleSingle format files.
     76    :deprecated:
     77 
     78 .. deprecated:: 2.6
     79 
     80 
     81 :mod:`buildtools` --- Helper module for BuildApplet and Friends
     82 ---------------------------------------------------------------
     83 
     84 .. module:: buildtools
     85    :platform: Mac
     86    :synopsis: Helper module for BuildApplet, BuildApplication and macfreeze.
     87    :deprecated:
     88 
     89 
     90 .. deprecated:: 2.4
     91 
     92 :mod:`cfmfile` --- Code Fragment Resource module
     93 ------------------------------------------------
     94 
     95 .. module:: cfmfile
     96    :platform: Mac
     97    :synopsis: Code Fragment Resource module.
     98    :deprecated:
     99 
    100 
    101 :mod:`cfmfile` is a module that understands Code Fragments and the accompanying
    102 "cfrg" resources. It can parse them and merge them, and is used by
    103 BuildApplication to combine all plugin modules to a single executable.
    104 
    105 .. deprecated:: 2.4
    106 
    107 :mod:`icopen` --- Internet Config replacement for :meth:`open`
    108 --------------------------------------------------------------
    109 
    110 .. module:: icopen
    111    :platform: Mac
    112    :synopsis: Internet Config replacement for open().
    113    :deprecated:
    114 
    115 
    116 Importing :mod:`icopen` will replace the built-in :meth:`open` with a version
    117 that uses Internet Config to set file type and creator for new files.
    118 
    119 .. deprecated:: 2.6
    120 
    121 
    122 :mod:`macerrors` --- Mac OS Errors
    123 ----------------------------------
    124 
    125 .. module:: macerrors
    126    :platform: Mac
    127    :synopsis: Constant definitions for many Mac OS error codes.
    128    :deprecated:
    129 
    130 
    131 :mod:`macerrors` contains constant definitions for many Mac OS error codes.
    132 
    133 .. deprecated:: 2.6
    134 
    135 
    136 :mod:`macresource` --- Locate script resources
    137 ----------------------------------------------
    138 
    139 .. module:: macresource
    140    :platform: Mac
    141    :synopsis: Locate script resources.
    142    :deprecated:
    143 
    144 
    145 :mod:`macresource` helps scripts finding their resources, such as dialogs and
    146 menus, without requiring special case code for when the script is run under
    147 MacPython, as a MacPython applet or under OSX Python.
    148 
    149 .. deprecated:: 2.6
    150 
    151 
    152 :mod:`Nav` --- NavServices calls
    153 --------------------------------
    154 
    155 .. module:: Nav
    156    :platform: Mac
    157    :synopsis: Interface to Navigation Services.
    158    :deprecated:
    159 
    160 
    161 A low-level interface to Navigation Services.
    162 
    163 .. deprecated:: 2.6
    164 
    165 
    166 :mod:`PixMapWrapper` --- Wrapper for PixMap objects
    167 ---------------------------------------------------
    168 
    169 .. module:: PixMapWrapper
    170    :platform: Mac
    171    :synopsis: Wrapper for PixMap objects.
    172    :deprecated:
    173 
    174 
    175 :mod:`PixMapWrapper` wraps a PixMap object with a Python object that allows
    176 access to the fields by name. It also has methods to convert to and from
    177 :mod:`PIL` images.
    178 
    179 .. deprecated:: 2.6
    180 
    181 
    182 :mod:`videoreader` --- Read QuickTime movies
    183 --------------------------------------------
    184 
    185 .. module:: videoreader
    186    :platform: Mac
    187    :synopsis: Read QuickTime movies frame by frame for further processing.
    188    :deprecated:
    189 
    190 
    191 :mod:`videoreader` reads and decodes QuickTime movies and passes a stream of
    192 images to your program. It also provides some support for audio tracks.
    193 
    194 .. deprecated:: 2.6
    195 
    196 
    197 :mod:`W` --- Widgets built on :mod:`FrameWork`
    198 ----------------------------------------------
    199 
    200 .. module:: W
    201    :platform: Mac
    202    :synopsis: Widgets for the Mac, built on top of FrameWork.
    203    :deprecated:
    204 
    205 
    206 The :mod:`W` widgets are used extensively in the :program:`IDE`.
    207 
    208 .. deprecated:: 2.6
    209 
    210 
    211 .. _obsolete-modules:
    212 
    213 Obsolete
    214 ========
    215 
    216 These modules are not normally available for import; additional work must be
    217 done to make them available.
    218 
    219 These extension modules written in C are not built by default. Under Unix, these
    220 must be enabled by uncommenting the appropriate lines in :file:`Modules/Setup`
    221 in the build tree and either rebuilding Python if the modules are statically
    222 linked, or building and installing the shared object if using dynamically-loaded
    223 extensions.
    224 
    225 .. (lib-old is empty as of Python 2.5)
    226 
    227    Those which are written in Python will be installed into the directory
    228    \file{lib-old/} installed as part of the standard library.  To use
    229    these, the directory must be added to \code{sys.path}, possibly using
    230    \envvar{PYTHONPATH}.
    231 
    232 :mod:`timing`
    233    --- Measure time intervals to high resolution (use :func:`time.clock`
    234    instead).  Removed in Python 3.x.
    235 
    236 
    237 SGI-specific Extension modules
    238 ==============================
    239 
    240 The following are SGI specific, and may be out of touch with the current version
    241 of reality.
    242 
    243 :mod:`cl`
    244    --- Interface to the SGI compression library.
    245 
    246 :mod:`sv`
    247    --- Interface to the "simple video" board on SGI Indigo (obsolete hardware).
    248    Removed in Python 3.x.
    249