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<!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="X-UA-Compatible" content="IE=Edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>36.14. nis — Interface to Sun’s NIS (Yellow Pages) — Python 2.7.18 documentation</title> <link rel="stylesheet" href="../_static/classic.css" type="text/css" /> <link rel="stylesheet" href="../_static/pygments.css" type="text/css" /> <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script> <script type="text/javascript" src="../_static/jquery.js"></script> <script type="text/javascript" src="../_static/underscore.js"></script> <script type="text/javascript" src="../_static/doctools.js"></script> <script type="text/javascript" src="../_static/language_data.js"></script> <script type="text/javascript" src="../_static/sidebar.js"></script> <link rel="search" type="application/opensearchdescription+xml" title="Search within Python 2.7.18 documentation" href="../_static/opensearch.xml"/> <link rel="author" title="About these documents" href="../about.html" /> <link rel="index" title="Index" href="../genindex.html" /> <link rel="search" title="Search" href="../search.html" /> <link rel="copyright" title="Copyright" href="../copyright.html" /> <link rel="next" title="36.15. syslog — Unix syslog library routines" href="syslog.html" /> <link rel="prev" title="36.13. resource — Resource usage information" href="resource.html" /> <link rel="shortcut icon" type="image/png" href="../_static/py.png" /> <link rel="canonical" href="file:///usr/share/doc/python2.7/html/library/nis.html" /> <script type="text/javascript" src="../_static/copybutton.js"></script> </head><body> <div id="outdated-warning" style="padding: .5em; text-align: center; background-color: #FFBABA; color: #6A0E0E;"> This document is for an old version of Python that is <a href="https://devguide.python.org/devcycle/#end-of-life-branches">no longer supported</a>. You should install the python3 and python3-doc packages and read the <a href="file:///usr/share/doc/python3-doc/html/library/nis.html"> Python documentation for the Python3 version packaged in this release</a>. </div> <div class="related" role="navigation" aria-label="related navigation"> <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="../py-modindex.html" title="Python Module Index" >modules</a> |</li> <li class="right" > <a href="syslog.html" title="36.15. syslog — Unix syslog library routines" accesskey="N">next</a> |</li> <li class="right" > <a href="resource.html" title="36.13. resource — Resource usage information" accesskey="P">previous</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="https://www.python.org/">Python</a> »</li> <li> <a href="../index.html">Python 2.7.18 documentation</a> » </li> <li class="nav-item nav-item-1"><a href="index.html" >The Python Standard Library</a> »</li> <li class="nav-item nav-item-2"><a href="unix.html" accesskey="U">36. Unix Specific Services</a> »</li> </ul> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body" role="main"> <div class="section" id="module-nis"> <span id="nis-interface-to-sun-s-nis-yellow-pages"></span><h1>36.14. <a class="reference internal" href="#module-nis" title="nis: Interface to Sun's NIS (Yellow Pages) library. (Unix)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">nis</span></code></a> — Interface to Sun’s NIS (Yellow Pages)<a class="headerlink" href="#module-nis" title="Permalink to this headline">¶</a></h1> <p>The <a class="reference internal" href="#module-nis" title="nis: Interface to Sun's NIS (Yellow Pages) library. (Unix)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">nis</span></code></a> module gives a thin wrapper around the NIS library, useful for central administration of several hosts.</p> <p>Because NIS exists only on Unix systems, this module is only available for Unix.</p> <p>The <a class="reference internal" href="#module-nis" title="nis: Interface to Sun's NIS (Yellow Pages) library. (Unix)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">nis</span></code></a> module defines the following functions:</p> <dl class="function"> <dt id="nis.match"> <code class="descclassname">nis.</code><code class="descname">match</code><span class="sig-paren">(</span><em>key</em>, <em>mapname</em><span class="optional">[</span>, <em>domain=default_domain</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#nis.match" title="Permalink to this definition">¶</a></dt> <dd><p>Return the match for <em>key</em> in map <em>mapname</em>, or raise an error (<a class="reference internal" href="#nis.error" title="nis.error"><code class="xref py py-exc docutils literal notranslate"><span class="pre">nis.error</span></code></a>) if there is none. Both should be strings, <em>key</em> is 8-bit clean. Return value is an arbitrary array of bytes (may contain <code class="docutils literal notranslate"><span class="pre">NULL</span></code> and other joys).</p> <p>Note that <em>mapname</em> is first checked if it is an alias to another name.</p> <div class="versionchanged"> <p><span class="versionmodified">Changed in version 2.5: </span>The <em>domain</em> argument allows overriding the NIS domain used for the lookup. If unspecified, lookup is in the default NIS domain.</p> </div> </dd></dl> <dl class="function"> <dt id="nis.cat"> <code class="descclassname">nis.</code><code class="descname">cat</code><span class="sig-paren">(</span><em>mapname</em><span class="optional">[</span>, <em>domain=default_domain</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#nis.cat" title="Permalink to this definition">¶</a></dt> <dd><p>Return a dictionary mapping <em>key</em> to <em>value</em> such that <code class="docutils literal notranslate"><span class="pre">match(key,</span> <span class="pre">mapname)==value</span></code>. Note that both keys and values of the dictionary are arbitrary arrays of bytes.</p> <p>Note that <em>mapname</em> is first checked if it is an alias to another name.</p> <div class="versionchanged"> <p><span class="versionmodified">Changed in version 2.5: </span>The <em>domain</em> argument allows overriding the NIS domain used for the lookup. If unspecified, lookup is in the default NIS domain.</p> </div> </dd></dl> <dl class="function"> <dt id="nis.maps"> <code class="descclassname">nis.</code><code class="descname">maps</code><span class="sig-paren">(</span><span class="optional">[</span><em>domain=default_domain</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#nis.maps" title="Permalink to this definition">¶</a></dt> <dd><p>Return a list of all valid maps.</p> <div class="versionchanged"> <p><span class="versionmodified">Changed in version 2.5: </span>The <em>domain</em> argument allows overriding the NIS domain used for the lookup. If unspecified, lookup is in the default NIS domain.</p> </div> </dd></dl> <dl class="function"> <dt id="nis.get_default_domain"> <code class="descclassname">nis.</code><code class="descname">get_default_domain</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#nis.get_default_domain" title="Permalink to this definition">¶</a></dt> <dd><p>Return the system default NIS domain.</p> <div class="versionadded"> <p><span class="versionmodified">New in version 2.5.</span></p> </div> </dd></dl> <p>The <a class="reference internal" href="#module-nis" title="nis: Interface to Sun's NIS (Yellow Pages) library. (Unix)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">nis</span></code></a> module defines the following exception:</p> <dl class="exception"> <dt id="nis.error"> <em class="property">exception </em><code class="descclassname">nis.</code><code class="descname">error</code><a class="headerlink" href="#nis.error" title="Permalink to this definition">¶</a></dt> <dd><p>An error raised when a NIS function returns an error code.</p> </dd></dl> </div> </div> </div> </div> <div class="sphinxsidebar" role="navigation" aria-label="main navigation"> <div class="sphinxsidebarwrapper"> <h4>Previous topic</h4> <p class="topless"><a href="resource.html" title="previous chapter">36.13. <code class="docutils literal notranslate"><span class="pre">resource</span></code> — Resource usage information</a></p> <h4>Next topic</h4> <p class="topless"><a href="syslog.html" title="next chapter">36.15. <code class="docutils literal notranslate"><span class="pre">syslog</span></code> — Unix syslog library routines</a></p> <div role="note" aria-label="source link"> <h3>This Page</h3> <ul class="this-page-menu"> <li><a href="../_sources/library/nis.rst.txt" rel="nofollow">Show Source</a></li> </ul> </div> <div id="searchbox" style="display: none" role="search"> <h3>Quick search</h3> <div class="searchformwrapper"> <form class="search" action="../search.html" method="get"> <input type="text" name="q" /> <input type="submit" value="Go" /> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> </div> </div> <script type="text/javascript">$('#searchbox').show(0);</script> </div> </div> <div class="clearer"></div> </div> <div class="related" role="navigation" aria-label="related navigation"> <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="../py-modindex.html" title="Python Module Index" >modules</a> |</li> <li class="right" > <a href="syslog.html" title="36.15. syslog — Unix syslog library routines" >next</a> |</li> <li class="right" > <a href="resource.html" title="36.13. resource — Resource usage information" >previous</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="https://www.python.org/">Python</a> »</li> <li> <a href="../index.html">Python 2.7.18 documentation</a> » </li> <li class="nav-item nav-item-1"><a href="index.html" >The Python Standard Library</a> »</li> <li class="nav-item nav-item-2"><a href="unix.html" >36. 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