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  <section id="superseded-modules">
<span id="superseded"></span><h1>Superseded Modules<a class="headerlink" href="#superseded-modules" title="Permalink to this headline">¶</a></h1>
<p>The modules described in this chapter are deprecated and only kept for
backwards compatibility. They have been superseded by other modules.</p>
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<ul>
<li class="toctree-l1"><a class="reference internal" href="aifc.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">aifc</span></code> — Read and write AIFF and AIFC files</a></li>
<li class="toctree-l1"><a class="reference internal" href="asynchat.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">asynchat</span></code> — Asynchronous socket command/response handler</a><ul>
<li class="toctree-l2"><a class="reference internal" href="asynchat.html#asynchat-example">asynchat Example</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="asyncore.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">asyncore</span></code> — Asynchronous socket handler</a><ul>
<li class="toctree-l2"><a class="reference internal" href="asyncore.html#asyncore-example-basic-http-client">asyncore Example basic HTTP client</a></li>
<li class="toctree-l2"><a class="reference internal" href="asyncore.html#asyncore-example-basic-echo-server">asyncore Example basic echo server</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="audioop.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">audioop</span></code> — Manipulate raw audio data</a></li>
<li class="toctree-l1"><a class="reference internal" href="cgi.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">cgi</span></code> — Common Gateway Interface support</a><ul>
<li class="toctree-l2"><a class="reference internal" href="cgi.html#introduction">Introduction</a></li>
<li class="toctree-l2"><a class="reference internal" href="cgi.html#using-the-cgi-module">Using the cgi module</a></li>
<li class="toctree-l2"><a class="reference internal" href="cgi.html#higher-level-interface">Higher Level Interface</a></li>
<li class="toctree-l2"><a class="reference internal" href="cgi.html#functions">Functions</a></li>
<li class="toctree-l2"><a class="reference internal" href="cgi.html#caring-about-security">Caring about security</a></li>
<li class="toctree-l2"><a class="reference internal" href="cgi.html#installing-your-cgi-script-on-a-unix-system">Installing your CGI script on a Unix system</a></li>
<li class="toctree-l2"><a class="reference internal" href="cgi.html#testing-your-cgi-script">Testing your CGI script</a></li>
<li class="toctree-l2"><a class="reference internal" href="cgi.html#debugging-cgi-scripts">Debugging CGI scripts</a></li>
<li class="toctree-l2"><a class="reference internal" href="cgi.html#common-problems-and-solutions">Common problems and solutions</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="cgitb.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">cgitb</span></code> — Traceback manager for CGI scripts</a></li>
<li class="toctree-l1"><a class="reference internal" href="chunk.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">chunk</span></code> — Read IFF chunked data</a></li>
<li class="toctree-l1"><a class="reference internal" href="crypt.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">crypt</span></code> — Function to check Unix passwords</a><ul>
<li class="toctree-l2"><a class="reference internal" href="crypt.html#hashing-methods">Hashing Methods</a></li>
<li class="toctree-l2"><a class="reference internal" href="crypt.html#module-attributes">Module Attributes</a></li>
<li class="toctree-l2"><a class="reference internal" href="crypt.html#module-functions">Module Functions</a></li>
<li class="toctree-l2"><a class="reference internal" href="crypt.html#examples">Examples</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="imghdr.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">imghdr</span></code> — Determine the type of an image</a></li>
<li class="toctree-l1"><a class="reference internal" href="imp.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">imp</span></code> — Access the <span class="xref std std-ref">import</span> internals</a><ul>
<li class="toctree-l2"><a class="reference internal" href="imp.html#examples">Examples</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="mailcap.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">mailcap</span></code> — Mailcap file handling</a></li>
<li class="toctree-l1"><a class="reference internal" href="msilib.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">msilib</span></code> — Read and write Microsoft Installer files</a><ul>
<li class="toctree-l2"><a class="reference internal" href="msilib.html#database-objects">Database Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="msilib.html#view-objects">View Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="msilib.html#summary-information-objects">Summary Information Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="msilib.html#record-objects">Record Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="msilib.html#errors">Errors</a></li>
<li class="toctree-l2"><a class="reference internal" href="msilib.html#cab-objects">CAB Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="msilib.html#directory-objects">Directory Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="msilib.html#features">Features</a></li>
<li class="toctree-l2"><a class="reference internal" href="msilib.html#gui-classes">GUI classes</a></li>
<li class="toctree-l2"><a class="reference internal" href="msilib.html#precomputed-tables">Precomputed tables</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="nis.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">nis</span></code> — Interface to Sun’s NIS (Yellow Pages)</a></li>
<li class="toctree-l1"><a class="reference internal" href="nntplib.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">nntplib</span></code> — NNTP protocol client</a><ul>
<li class="toctree-l2"><a class="reference internal" href="nntplib.html#nntp-objects">NNTP Objects</a><ul>
<li class="toctree-l3"><a class="reference internal" href="nntplib.html#attributes">Attributes</a></li>
<li class="toctree-l3"><a class="reference internal" href="nntplib.html#methods">Methods</a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="nntplib.html#utility-functions">Utility functions</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="optparse.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">optparse</span></code> — Parser for command line options</a><ul>
<li class="toctree-l2"><a class="reference internal" href="optparse.html#background">Background</a><ul>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#terminology">Terminology</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#what-are-options-for">What are options for?</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#what-are-positional-arguments-for">What are positional arguments for?</a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="optparse.html#tutorial">Tutorial</a><ul>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#understanding-option-actions">Understanding option actions</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#the-store-action">The store action</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#handling-boolean-flag-options">Handling boolean (flag) options</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#other-actions">Other actions</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#default-values">Default values</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#generating-help">Generating help</a><ul>
<li class="toctree-l4"><a class="reference internal" href="optparse.html#grouping-options">Grouping Options</a></li>
</ul>
</li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#printing-a-version-string">Printing a version string</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#how-optparse-handles-errors">How <code class="xref py py-mod docutils literal notranslate"><span class="pre">optparse</span></code> handles errors</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#putting-it-all-together">Putting it all together</a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="optparse.html#reference-guide">Reference Guide</a><ul>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#creating-the-parser">Creating the parser</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#populating-the-parser">Populating the parser</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#defining-options">Defining options</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#option-attributes">Option attributes</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#standard-option-actions">Standard option actions</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#standard-option-types">Standard option types</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#parsing-arguments">Parsing arguments</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#querying-and-manipulating-your-option-parser">Querying and manipulating your option parser</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#conflicts-between-options">Conflicts between options</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#cleanup">Cleanup</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#other-methods">Other methods</a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="optparse.html#option-callbacks">Option Callbacks</a><ul>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#defining-a-callback-option">Defining a callback option</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#how-callbacks-are-called">How callbacks are called</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#raising-errors-in-a-callback">Raising errors in a callback</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-1-trivial-callback">Callback example 1: trivial callback</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-2-check-option-order">Callback example 2: check option order</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-3-check-option-order-generalized">Callback example 3: check option order (generalized)</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-4-check-arbitrary-condition">Callback example 4: check arbitrary condition</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-5-fixed-arguments">Callback example 5: fixed arguments</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#callback-example-6-variable-arguments">Callback example 6: variable arguments</a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="optparse.html#extending-optparse">Extending <code class="xref py py-mod docutils literal notranslate"><span class="pre">optparse</span></code></a><ul>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#adding-new-types">Adding new types</a></li>
<li class="toctree-l3"><a class="reference internal" href="optparse.html#adding-new-actions">Adding new actions</a></li>
</ul>
</li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="ossaudiodev.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">ossaudiodev</span></code> — Access to OSS-compatible audio devices</a><ul>
<li class="toctree-l2"><a class="reference internal" href="ossaudiodev.html#audio-device-objects">Audio Device Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="ossaudiodev.html#mixer-device-objects">Mixer Device Objects</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="pipes.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">pipes</span></code> — Interface to shell pipelines</a><ul>
<li class="toctree-l2"><a class="reference internal" href="pipes.html#template-objects">Template Objects</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="smtpd.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">smtpd</span></code> — SMTP Server</a><ul>
<li class="toctree-l2"><a class="reference internal" href="smtpd.html#smtpserver-objects">SMTPServer Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="smtpd.html#debuggingserver-objects">DebuggingServer Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="smtpd.html#pureproxy-objects">PureProxy Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="smtpd.html#mailmanproxy-objects">MailmanProxy Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="smtpd.html#smtpchannel-objects">SMTPChannel Objects</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="sndhdr.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">sndhdr</span></code> — Determine type of sound file</a></li>
<li class="toctree-l1"><a class="reference internal" href="spwd.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">spwd</span></code> — The shadow password database</a></li>
<li class="toctree-l1"><a class="reference internal" href="sunau.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">sunau</span></code> — Read and write Sun AU files</a><ul>
<li class="toctree-l2"><a class="reference internal" href="sunau.html#au-read-objects">AU_read Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="sunau.html#au-write-objects">AU_write Objects</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="telnetlib.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">telnetlib</span></code> — Telnet client</a><ul>
<li class="toctree-l2"><a class="reference internal" href="telnetlib.html#telnet-objects">Telnet Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="telnetlib.html#telnet-example">Telnet Example</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="uu.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">uu</span></code> — Encode and decode uuencode files</a></li>
<li class="toctree-l1"><a class="reference internal" href="xdrlib.html"><code class="xref py py-mod docutils literal notranslate"><span class="pre">xdrlib</span></code> — Encode and decode XDR data</a><ul>
<li class="toctree-l2"><a class="reference internal" href="xdrlib.html#packer-objects">Packer Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="xdrlib.html#unpacker-objects">Unpacker Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="xdrlib.html#exceptions">Exceptions</a></li>
</ul>
</li>
</ul>
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</section>


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