<!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>write_gexf — NetworkX 1.8.1 documentation</title> <link rel="stylesheet" href="../../_static/networkx.css" type="text/css" /> <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" /> <script type="text/javascript"> var DOCUMENTATION_OPTIONS = { URL_ROOT: '../../', VERSION: '1.8.1', 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 NetworkX 1.8.1 documentation" href="../../_static/opensearch.xml"/> <link rel="top" title="NetworkX 1.8.1 documentation" href="../../index.html" /> <link rel="up" title="GEXF" href="../readwrite.gexf.html" /> <link rel="next" title="relabel_gexf_graph" href="networkx.readwrite.gexf.relabel_gexf_graph.html" /> <link rel="prev" title="read_gexf" href="networkx.readwrite.gexf.read_gexf.html" /> </head> <body> <div style="color: black;background-color: white; font-size: 3.2em; text-align: left; padding: 15px 10px 10px 15px"> NetworkX </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="../../py-modindex.html" title="Python Module Index" >modules</a> |</li> <li class="right" > <a href="networkx.readwrite.gexf.relabel_gexf_graph.html" title="relabel_gexf_graph" accesskey="N">next</a> |</li> <li class="right" > <a href="networkx.readwrite.gexf.read_gexf.html" title="read_gexf" accesskey="P">previous</a> |</li> <li><a href="http://networkx.github.com/">NetworkX Home </a> | </li> <li><a href="http://networkx.github.com/documentation.html">Documentation </a>| </li> <li><a href="http://networkx.github.com/download.html">Download </a> | </li> <li><a href="http://github.com/networkx">Developer (Github)</a></li> <li><a href="../index.html" >Reference</a> »</li> <li><a href="../pdf_reference.html" >Reference</a> »</li> <li><a href="../readwrite.html" >Reading and writing graphs</a> »</li> <li><a href="../readwrite.gexf.html" accesskey="U">GEXF</a> »</li> </ul> </div> <div class="sphinxsidebar"> <div class="sphinxsidebarwrapper"> <h4>Previous topic</h4> <p class="topless"><a href="networkx.readwrite.gexf.read_gexf.html" title="previous chapter">read_gexf</a></p> <h4>Next topic</h4> <p class="topless"><a href="networkx.readwrite.gexf.relabel_gexf_graph.html" title="next chapter">relabel_gexf_graph</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" /> <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="write-gexf"> <h1>write_gexf<a class="headerlink" href="#write-gexf" title="Permalink to this headline">¶</a></h1> <dl class="function"> <dt id="networkx.readwrite.gexf.write_gexf"> <tt class="descname">write_gexf</tt><big>(</big><em>G</em>, <em>path</em>, <em>encoding='utf-8'</em>, <em>prettyprint=True</em>, <em>version='1.1draft'</em><big>)</big><a class="reference internal" href="../../_modules/networkx/readwrite/gexf.html#write_gexf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#networkx.readwrite.gexf.write_gexf" title="Permalink to this definition">¶</a></dt> <dd><p>Write G in GEXF format to path.</p> <p>“GEXF (Graph Exchange XML Format) is a language for describing complex networks structures, their associated data and dynamics” <a class="reference internal" href="#r297">[R297]</a>.</p> <table class="docutils field-list" frame="void" rules="none"> <col class="field-name" /> <col class="field-body" /> <tbody valign="top"> <tr class="field-odd field"><th class="field-name">Parameters :</th><td class="field-body"><p class="first"><strong>G</strong> : graph</p> <blockquote> <div><p>A NetworkX graph</p> </div></blockquote> <p><strong>path</strong> : file or string</p> <blockquote> <div><p>File or file name to write. File names ending in .gz or .bz2 will be compressed.</p> </div></blockquote> <p><strong>encoding</strong> : string (optional)</p> <blockquote> <div><p>Encoding for text data.</p> </div></blockquote> <p><strong>prettyprint</strong> : bool (optional)</p> <blockquote class="last"> <div><p>If True use line breaks and indenting in output XML.</p> </div></blockquote> </td> </tr> </tbody> </table> <p class="rubric">Notes</p> <p>This implementation does not support mixed graphs (directed and undirected edges together).</p> <p>The node id attribute is set to be the string of the node label. If you want to specify an id use set it as node data, e.g. node[‘a’][‘id’]=1 to set the id of node ‘a’ to 1.</p> <p class="rubric">References</p> <table class="docutils citation" frame="void" id="r297" rules="none"> <colgroup><col class="label" /><col /></colgroup> <tbody valign="top"> <tr><td class="label">[R297]</td><td><em>(<a class="fn-backref" href="#id1">1</a>, <a class="fn-backref" href="#id2">2</a>)</em> GEXF graph format, <a class="reference external" href="http://gexf.net/format/">http://gexf.net/format/</a></td></tr> </tbody> </table> <p class="rubric">Examples</p> <div class="highlight-python"><div class="highlight"><pre><span class="gp">>>> </span><span class="n">G</span><span class="o">=</span><span class="n">nx</span><span class="o">.</span><span class="n">path_graph</span><span class="p">(</span><span class="mi">4</span><span class="p">)</span> <span class="gp">>>> </span><span class="n">nx</span><span class="o">.</span><span class="n">write_gexf</span><span class="p">(</span><span class="n">G</span><span class="p">,</span> <span class="s">"test.gexf"</span><span class="p">)</span> </pre></div> </div> </dd></dl> </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="../../py-modindex.html" title="Python Module Index" >modules</a> |</li> <li class="right" > <a href="networkx.readwrite.gexf.relabel_gexf_graph.html" title="relabel_gexf_graph" >next</a> |</li> <li class="right" > <a href="networkx.readwrite.gexf.read_gexf.html" title="read_gexf" >previous</a> |</li> <li><a href="http://networkx.github.com/">NetworkX Home </a> | </li> <li><a href="http://networkx.github.com/documentation.html">Documentation </a>| </li> <li><a href="http://networkx.github.com/download.html">Download </a> | </li> <li><a href="http://github.com/networkx">Developer (Github)</a></li> <li><a href="../index.html" >Reference</a> »</li> <li><a href="../pdf_reference.html" >Reference</a> »</li> <li><a href="../readwrite.html" >Reading and writing graphs</a> »</li> <li><a href="../readwrite.gexf.html" >GEXF</a> »</li> </ul> </div> <div class="footer"> © Copyright 2013, NetworkX Developers. 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