<!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>FAQ — PyGraphviz v1.1.dev1952 documentation</title> <link rel="stylesheet" href="../_static/sphinxdoc.css" type="text/css" /> <link rel="stylesheet" href="../_static/pygments.css" type="text/css" /> <script type="text/javascript"> var DOCUMENTATION_OPTIONS = { URL_ROOT: '../', VERSION: '1.1.dev1952', COLLAPSE_INDEX: false, FILE_SUFFIX: '.html', HAS_SOURCE: false }; </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> <link rel="search" type="application/opensearchdescription+xml" title="Search within PyGraphviz v1.1.dev1952 documentation" href="../_static/opensearch.xml"/> <link rel="top" title="PyGraphviz v1.1.dev1952 documentation" href="../index.html" /> <link rel="up" title="Reference" href="index.html" /> <link rel="next" title="API Notes" href="api_notes.html" /> <link rel="prev" title="AGraph Class" href="agraph.html" /> </head> <body> <div style="color: black;background-color: white; font-size: 3.2em; text-align: left; padding: 15px 10px 10px 15px"> PyGraphviz </div> <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="api_notes.html" title="API Notes" accesskey="N">next</a> |</li> <li class="right" > <a href="agraph.html" title="AGraph Class" accesskey="P">previous</a> |</li> <li><a href="../index.html">PyGraphviz Home </a> | </li> <li><a href="../search.html">Search </a> | </li> <li><a href="../download.html">Download </a> | </li> <li><a href="http://networkx.lanl.gov/trac/wiki/PyGraphviz">Developer Site</a> | </li> <li><a href="../contents.html">Documentation </a> »</li> <li><a href="index.html" accesskey="U">Reference</a> »</li> </ul> </div> <p>This documentation is for version <b>1.1.dev1952</b>, which is not released yet.</p> <div class="sphinxsidebar"> <div class="sphinxsidebarwrapper"> <h4>Previous topic</h4> <p class="topless"><a href="agraph.html" title="previous chapter">AGraph Class</a></p> <h4>Next topic</h4> <p class="topless"><a href="api_notes.html" title="next chapter">API Notes</a></p> <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">$('#searchbox').show(0);</script> </div> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body"> <div class="section" id="faq"> <h1>FAQ<a class="headerlink" href="#faq" title="Permalink to this headline">ΒΆ</a></h1> <blockquote> <div><table class="docutils field-list" frame="void" rules="none"> <col class="field-name" /> <col class="field-body" /> <tbody valign="top"> <tr class="field"><th class="field-name">Q:</th><td class="field-body"><p class="first">I followed the installation instructions but when I do</p> <div class="highlight-python"><div class="highlight"><pre><span class="gp">>>> </span><span class="kn">import</span> <span class="nn">pygraphviz</span> </pre></div> </div> <p>I get an error like ImportError: libagraph.so.1: cannot open shared object file: No such file or directory</p> <p>What is wrong?</p> </td> </tr> <tr class="field"><th class="field-name">A:</th><td class="field-body"><p class="first">Some Unix systems don’t include the Graphviz library in the default search path for the run-time linker. The path is often something like /usr/lib/graphviz or /sw/lib/graphviz etc. and it needs to be added to your search path. You can</p> <ol class="arabic simple"> <li>set the LD_LIBRARY_PATH environment variable e.g. export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:/usr/lib/graphviz</li> <li>configure your system with the additional path. e.g. for Linux add a line to /etc/ld.so.conf and run ldconfig</li> </ol> </td> </tr> <tr class="field"><th class="field-name">Q:</th><td class="field-body"><p class="first">How do I compile pygraphviz under Windows? And why don’t you distribute a pygraphviz Windows installer?</p> </td> </tr> <tr class="field"><th class="field-name">A:</th><td class="field-body"><p class="first">We don’t have Windows development machines but would like to have pygraphviz work on all platforms. If you have success with Windows or would be willing to help test and distribute a Windows installer please drop us a note.</p> <dl class="last docutils"> <dt>See also tickets: <a class="reference external" href="https://networkx.lanl.gov/trac/ticket/117">https://networkx.lanl.gov/trac/ticket/117</a></dt> <dd><p class="first last"><a class="reference external" href="https://networkx.lanl.gov/trac/ticket/491">https://networkx.lanl.gov/trac/ticket/491</a></p> </dd> </dl> </td> </tr> </tbody> </table> </div></blockquote> </div> </div> </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="api_notes.html" title="API Notes" >next</a> |</li> <li class="right" > <a href="agraph.html" title="AGraph Class" >previous</a> |</li> <li><a href="../index.html">PyGraphviz Home </a> | </li> <li><a href="../search.html">Search </a> | </li> <li><a href="../download.html">Download </a> | </li> <li><a href="http://networkx.lanl.gov/trac/wiki/PyGraphviz">Developer Site</a> | </li> <li><a href="../contents.html">Documentation </a> »</li> <li><a href="index.html" >Reference</a> »</li> </ul> </div> <div class="footer"> © Copyright 2010, Aric Hagberg. 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