Edit File: module.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Module Objects — Python v2.6.6 documentation</title> <link rel="stylesheet" href="../_static/default.css" type="text/css" /> <link rel="stylesheet" href="../_static/pygments.css" type="text/css" /> <script type="text/javascript"> var DOCUMENTATION_OPTIONS = { URL_ROOT: '../', VERSION: '2.6.6', COLLAPSE_MODINDEX: false, FILE_SUFFIX: '.html', HAS_SOURCE: true }; </script> <script type="text/javascript" src="../_static/jquery.js"></script> <script type="text/javascript" src="../_static/doctools.js"></script> <link rel="search" type="application/opensearchdescription+xml" title="Search within Python v2.6.6 documentation" href="../_static/opensearch.xml"/> <link rel="author" title="About these documents" href="../about.html" /> <link rel="copyright" title="Copyright" href="../copyright.html" /> <link rel="top" title="Python v2.6.6 documentation" href="../index.html" /> <link rel="up" title="Concrete Objects Layer" href="concrete.html" /> <link rel="next" title="Iterator Objects" href="iterator.html" /> <link rel="prev" title="File Objects" href="file.html" /> <link rel="shortcut icon" type="image/png" href="../_static/py.png" /> </head> <body> <div class="related"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" accesskey="I">index</a></li> <li class="right" > <a href="../modindex.html" title="Global Module Index" accesskey="M">modules</a> |</li> <li class="right" > <a href="iterator.html" title="Iterator Objects" accesskey="N">next</a> |</li> <li class="right" > <a href="file.html" title="File Objects" accesskey="P">previous</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="../index.html">Python v2.6.6 documentation</a> »</li> <li><a href="index.html" >Python/C API Reference Manual</a> »</li> <li><a href="concrete.html" accesskey="U">Concrete Objects Layer</a> »</li> </ul> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body"> <div class="section" id="module-objects"> <span id="moduleobjects"></span><h1>Module Objects<a class="headerlink" href="#module-objects" title="Permalink to this headline">¶</a></h1> <p id="index-108">There are only a few functions special to module objects.</p> <dl class="cvar"> <dt id="PyModule_Type"> <a title="PyTypeObject" class="reference external" href="type.html#PyTypeObject">PyTypeObject</a> <tt class="descname">PyModule_Type</tt><a class="headerlink" href="#PyModule_Type" title="Permalink to this definition">¶</a></dt> <dd><p id="index-109">This instance of <a title="PyTypeObject" class="reference external" href="type.html#PyTypeObject"><tt class="xref docutils literal"><span class="pre">PyTypeObject</span></tt></a> represents the Python module type. This is exposed to Python programs as <tt class="docutils literal"><span class="pre">types.ModuleType</span></tt>.</p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_Check"> int <tt class="descname">PyModule_Check</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *p</em><big>)</big><a class="headerlink" href="#PyModule_Check" title="Permalink to this definition">¶</a></dt> <dd><p>Return true if <em>p</em> is a module object, or a subtype of a module object.</p> <p class="versionchanged"> <span class="versionmodified">Changed in version 2.2: </span>Allowed subtypes to be accepted.</p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_CheckExact"> int <tt class="descname">PyModule_CheckExact</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *p</em><big>)</big><a class="headerlink" href="#PyModule_CheckExact" title="Permalink to this definition">¶</a></dt> <dd><p>Return true if <em>p</em> is a module object, but not a subtype of <a title="PyModule_Type" class="reference internal" href="#PyModule_Type"><tt class="xref docutils literal"><span class="pre">PyModule_Type</span></tt></a>.</p> <p class="versionadded"> <span class="versionmodified">New in version 2.2.</span></p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_New"> <a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a>* <tt class="descname">PyModule_New</tt><big>(</big>const char<em> *name</em><big>)</big><a class="headerlink" href="#PyModule_New" title="Permalink to this definition">¶</a></dt> <dd><em class="refcount">Return value: New reference.</em><p id="index-110">Return a new module object with the <tt class="xref docutils literal"><span class="pre">__name__</span></tt> attribute set to <em>name</em>. Only the module’s <tt class="xref docutils literal"><span class="pre">__doc__</span></tt> and <tt class="xref docutils literal"><span class="pre">__name__</span></tt> attributes are filled in; the caller is responsible for providing a <tt class="xref docutils literal"><span class="pre">__file__</span></tt> attribute.</p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_GetDict"> <a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a>* <tt class="descname">PyModule_GetDict</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *module</em><big>)</big><a class="headerlink" href="#PyModule_GetDict" title="Permalink to this definition">¶</a></dt> <dd><em class="refcount">Return value: Borrowed reference.</em><p id="index-111">Return the dictionary object that implements <em>module</em>‘s namespace; this object is the same as the <tt class="xref docutils literal"><span class="pre">__dict__</span></tt> attribute of the module object. This function never fails. It is recommended extensions use other <tt class="xref docutils literal"><span class="pre">PyModule_*()</span></tt> and <tt class="xref docutils literal"><span class="pre">PyObject_*()</span></tt> functions rather than directly manipulate a module’s <tt class="xref docutils literal"><span class="pre">__dict__</span></tt>.</p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_GetName"> char* <tt class="descname">PyModule_GetName</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *module</em><big>)</big><a class="headerlink" href="#PyModule_GetName" title="Permalink to this definition">¶</a></dt> <dd><p id="index-112">Return <em>module</em>‘s <tt class="xref docutils literal"><span class="pre">__name__</span></tt> value. If the module does not provide one, or if it is not a string, <a title="exceptions.SystemError" class="reference external" href="../library/exceptions.html#exceptions.SystemError"><tt class="xref docutils literal"><span class="pre">SystemError</span></tt></a> is raised and <em>NULL</em> is returned.</p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_GetFilename"> char* <tt class="descname">PyModule_GetFilename</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *module</em><big>)</big><a class="headerlink" href="#PyModule_GetFilename" title="Permalink to this definition">¶</a></dt> <dd><p id="index-113">Return the name of the file from which <em>module</em> was loaded using <em>module</em>‘s <tt class="xref docutils literal"><span class="pre">__file__</span></tt> attribute. If this is not defined, or if it is not a string, raise <a title="exceptions.SystemError" class="reference external" href="../library/exceptions.html#exceptions.SystemError"><tt class="xref docutils literal"><span class="pre">SystemError</span></tt></a> and return <em>NULL</em>.</p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_AddObject"> int <tt class="descname">PyModule_AddObject</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *module</em>, const char<em> *name</em>, <a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *value</em><big>)</big><a class="headerlink" href="#PyModule_AddObject" title="Permalink to this definition">¶</a></dt> <dd><p>Add an object to <em>module</em> as <em>name</em>. This is a convenience function which can be used from the module’s initialization function. This steals a reference to <em>value</em>. Return <tt class="docutils literal"><span class="pre">-1</span></tt> on error, <tt class="docutils literal"><span class="pre">0</span></tt> on success.</p> <p class="versionadded"> <span class="versionmodified">New in version 2.0.</span></p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_AddIntConstant"> int <tt class="descname">PyModule_AddIntConstant</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *module</em>, const char<em> *name</em>, long<em> value</em><big>)</big><a class="headerlink" href="#PyModule_AddIntConstant" title="Permalink to this definition">¶</a></dt> <dd><p>Add an integer constant to <em>module</em> as <em>name</em>. This convenience function can be used from the module’s initialization function. Return <tt class="docutils literal"><span class="pre">-1</span></tt> on error, <tt class="docutils literal"><span class="pre">0</span></tt> on success.</p> <p class="versionadded"> <span class="versionmodified">New in version 2.0.</span></p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_AddStringConstant"> int <tt class="descname">PyModule_AddStringConstant</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *module</em>, const char<em> *name</em>, const char<em> *value</em><big>)</big><a class="headerlink" href="#PyModule_AddStringConstant" title="Permalink to this definition">¶</a></dt> <dd><p>Add a string constant to <em>module</em> as <em>name</em>. This convenience function can be used from the module’s initialization function. The string <em>value</em> must be null-terminated. Return <tt class="docutils literal"><span class="pre">-1</span></tt> on error, <tt class="docutils literal"><span class="pre">0</span></tt> on success.</p> <p class="versionadded"> <span class="versionmodified">New in version 2.0.</span></p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_AddIntMacro"> int <tt class="descname">PyModule_AddIntMacro</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *module</em>, macro<big>)</big><a class="headerlink" href="#PyModule_AddIntMacro" title="Permalink to this definition">¶</a></dt> <dd><p>Add an int constant to <em>module</em>. The name and the value are taken from <em>macro</em>. For example <tt class="docutils literal"><span class="pre">PyModule_AddConstant(module,</span> <span class="pre">AF_INET)</span></tt> adds the int constant <em>AF_INET</em> with the value of <em>AF_INET</em> to <em>module</em>. Return <tt class="docutils literal"><span class="pre">-1</span></tt> on error, <tt class="docutils literal"><span class="pre">0</span></tt> on success.</p> <p class="versionadded"> <span class="versionmodified">New in version 2.6.</span></p> </dd></dl> <dl class="cfunction"> <dt id="PyModule_AddStringMacro"> int <tt class="descname">PyModule_AddStringMacro</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *module</em>, macro<big>)</big><a class="headerlink" href="#PyModule_AddStringMacro" title="Permalink to this definition">¶</a></dt> <dd><blockquote> Add a string constant to <em>module</em>.</blockquote> <p class="versionadded"> <span class="versionmodified">New in version 2.6.</span></p> </dd></dl> </div> </div> </div> </div> <div class="sphinxsidebar"> <div class="sphinxsidebarwrapper"> <h4>Previous topic</h4> <p class="topless"><a href="file.html" title="previous chapter">File Objects</a></p> <h4>Next topic</h4> <p class="topless"><a href="iterator.html" title="next chapter">Iterator Objects</a></p> <h3>This Page</h3> <ul class="this-page-menu"> <li><a href="../bugs.html">Report a Bug</a></li> <li><a href="../_sources/c-api/module.txt" rel="nofollow">Show Source</a></li> </ul> <div id="searchbox" style="display: none"> <h3>Quick search</h3> <form class="search" action="../search.html" method="get"> <input type="text" name="q" size="18" /> <input type="submit" value="Go" /> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> <p class="searchtip" style="font-size: 90%"> Enter search terms or a module, class or function name. </p> </div> <script type="text/javascript">$('#searchbox').show(0);</script> </div> </div> <div class="clearer"></div> </div> <div class="related"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" >index</a></li> <li class="right" > <a href="../modindex.html" title="Global Module Index" >modules</a> |</li> <li class="right" > <a href="iterator.html" title="Iterator Objects" >next</a> |</li> <li class="right" > <a href="file.html" title="File Objects" >previous</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="../index.html">Python v2.6.6 documentation</a> »</li> <li><a href="index.html" >Python/C API Reference Manual</a> »</li> <li><a href="concrete.html" >Concrete Objects Layer</a> »</li> </ul> </div> <div class="footer"> © <a href="../copyright.html">Copyright</a> 1990-2011, Python Software Foundation. <br /> The Python Software Foundation is a non-profit corporation. <a href="http://www.python.org/psf/donations/">Please donate.</a> <br /> Last updated on Jul 20, 2011. <a href="../bugs.html">Found a bug</a>? <br /> Created using <a href="http://sphinx.pocoo.org/">Sphinx</a> 0.6.6. </div> </body> </html>
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