<!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>House With Colors — 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="Drawing" href="index.html" /> <link rel="next" title="Knuth Miles" href="knuth_miles.html" /> <link rel="prev" title="Giant Component" href="giant_component.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="knuth_miles.html" title="Knuth Miles" accesskey="N">next</a> |</li> <li class="right" > <a href="giant_component.html" title="Giant Component" 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" >NetworkX Examples</a> »</li> <li><a href="index.html" accesskey="U">Drawing</a> »</li> </ul> </div> <div class="sphinxsidebar"> <div class="sphinxsidebarwrapper"> <h4>Previous topic</h4> <p class="topless"><a href="giant_component.html" title="previous chapter">Giant Component</a></p> <h4>Next topic</h4> <p class="topless"><a href="knuth_miles.html" title="next chapter">Knuth Miles</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="house-with-colors"> <span id="drawing-house-with-colors"></span><h1>House With Colors<a class="headerlink" href="#house-with-colors" title="Permalink to this headline">ΒΆ</a></h1> <img alt="../../_images/house_with_colors.png" src="../../_images/house_with_colors.png" /> <p>[<a class="reference external" href="../../_static/examples/house_with_colors.py">source code</a>]</p> <div class="highlight-python"><div class="highlight"><pre><span class="c">#!/usr/bin/env python</span> <span class="sd">"""</span> <span class="sd">Draw a graph with matplotlib.</span> <span class="sd">You must have matplotlib for this to work.</span> <span class="sd">"""</span> <span class="n">__author__</span> <span class="o">=</span> <span class="s">"""Aric Hagberg (hagberg@lanl.gov)"""</span> <span class="k">try</span><span class="p">:</span> <span class="kn">import</span> <span class="nn">matplotlib.pyplot</span> <span class="kn">as</span> <span class="nn">plt</span> <span class="k">except</span><span class="p">:</span> <span class="k">raise</span> <span class="kn">import</span> <span class="nn">networkx</span> <span class="kn">as</span> <span class="nn">nx</span> <span class="n">G</span><span class="o">=</span><span class="n">nx</span><span class="o">.</span><span class="n">house_graph</span><span class="p">()</span> <span class="c"># explicitly set positions</span> <span class="n">pos</span><span class="o">=</span><span class="p">{</span><span class="mi">0</span><span class="p">:(</span><span class="mi">0</span><span class="p">,</span><span class="mi">0</span><span class="p">),</span> <span class="mi">1</span><span class="p">:(</span><span class="mi">1</span><span class="p">,</span><span class="mi">0</span><span class="p">),</span> <span class="mi">2</span><span class="p">:(</span><span class="mi">0</span><span class="p">,</span><span class="mi">1</span><span class="p">),</span> <span class="mi">3</span><span class="p">:(</span><span class="mi">1</span><span class="p">,</span><span class="mi">1</span><span class="p">),</span> <span class="mi">4</span><span class="p">:(</span><span class="mf">0.5</span><span class="p">,</span><span class="mf">2.0</span><span class="p">)}</span> <span class="n">nx</span><span class="o">.</span><span class="n">draw_networkx_nodes</span><span class="p">(</span><span class="n">G</span><span class="p">,</span><span class="n">pos</span><span class="p">,</span><span class="n">node_size</span><span class="o">=</span><span class="mi">2000</span><span class="p">,</span><span class="n">nodelist</span><span class="o">=</span><span class="p">[</span><span class="mi">4</span><span class="p">])</span> <span class="n">nx</span><span class="o">.</span><span class="n">draw_networkx_nodes</span><span class="p">(</span><span class="n">G</span><span class="p">,</span><span class="n">pos</span><span class="p">,</span><span class="n">node_size</span><span class="o">=</span><span class="mi">3000</span><span class="p">,</span><span class="n">nodelist</span><span class="o">=</span><span class="p">[</span><span class="mi">0</span><span class="p">,</span><span class="mi">1</span><span class="p">,</span><span class="mi">2</span><span class="p">,</span><span class="mi">3</span><span class="p">],</span><span class="n">node_color</span><span class="o">=</span><span class="s">'b'</span><span class="p">)</span> <span class="n">nx</span><span class="o">.</span><span class="n">draw_networkx_edges</span><span class="p">(</span><span class="n">G</span><span class="p">,</span><span class="n">pos</span><span class="p">,</span><span class="n">alpha</span><span class="o">=</span><span class="mf">0.5</span><span class="p">,</span><span class="n">width</span><span class="o">=</span><span class="mi">6</span><span class="p">)</span> <span class="n">plt</span><span class="o">.</span><span class="n">axis</span><span class="p">(</span><span class="s">'off'</span><span class="p">)</span> <span class="n">plt</span><span class="o">.</span><span class="n">savefig</span><span class="p">(</span><span class="s">"house_with_colors.png"</span><span class="p">)</span> <span class="c"># save as png</span> <span class="n">plt</span><span class="o">.</span><span class="n">show</span><span class="p">()</span> <span class="c"># display</span> </pre></div> </div> </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="knuth_miles.html" 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