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+ <h1>Source code for nepi.util.plotter</h1><div class="highlight"><pre>
+<span class="c">#</span>
+<span class="c"># NEPI, a framework to manage network experiments</span>
+<span class="c"># Copyright (C) 2013 INRIA</span>
+<span class="c">#</span>
+<span class="c"># This program is free software: you can redistribute it and/or modify</span>
+<span class="c"># it under the terms of the GNU General Public License version 2 as</span>
+<span class="c"># published by the Free Software Foundation;</span>
+<span class="c">#</span>
+<span class="c"># This program is distributed in the hope that it will be useful,</span>
+<span class="c"># but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
+<span class="c"># MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
+<span class="c"># GNU General Public License for more details.</span>
+<span class="c">#</span>
+<span class="c"># You should have received a copy of the GNU General Public License</span>
+<span class="c"># along with this program. If not, see <http://www.gnu.org/licenses/>.</span>
+<span class="c">#</span>
+<span class="c"># Author: Alina Quereilhac <alina.quereilhac@inria.fr></span>
+
+<span class="kn">import</span> <span class="nn">logging</span>
+<span class="kn">import</span> <span class="nn">os</span>
+
+<span class="k">try</span><span class="p">:</span>
+ <span class="kn">import</span> <span class="nn">networkx</span>
+<span class="k">except</span> <span class="ne">ImportError</span><span class="p">:</span>
+ <span class="n">msg</span> <span class="o">=</span> <span class="s">"Networkx library is not installed, you will not be able to plot."</span>
+ <span class="n">logger</span> <span class="o">=</span> <span class="n">logging</span><span class="o">.</span><span class="n">Logger</span><span class="p">(</span><span class="s">"Plotter"</span><span class="p">)</span>
+ <span class="n">logger</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="n">msg</span><span class="p">)</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="n">msg</span> <span class="o">=</span> <span class="p">(</span><span class="s">"Matplotlib library is not installed or X11 is not enabled. "</span>
+ <span class="s">"You will not be able generate PNG plots."</span><span class="p">)</span>
+ <span class="n">logger</span> <span class="o">=</span> <span class="n">logging</span><span class="o">.</span><span class="n">Logger</span><span class="p">(</span><span class="s">"Plotter"</span><span class="p">)</span>
+ <span class="n">logger</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="n">msg</span><span class="p">)</span>
+
+<div class="viewcode-block" id="PFormats"><a class="viewcode-back" href="../../../_layout/nepi.util.html#nepi.util.plotter.PFormats">[docs]</a><span class="k">class</span> <span class="nc">PFormats</span><span class="p">:</span>
+ <span class="n">DOT</span> <span class="o">=</span> <span class="s">"dot"</span>
+ <span class="n">FIGURE</span> <span class="o">=</span> <span class="s">"figure"</span>
+</div>
+<div class="viewcode-block" id="ECPlotter"><a class="viewcode-back" href="../../../_layout/nepi.util.html#nepi.util.plotter.ECPlotter">[docs]</a><span class="k">class</span> <span class="nc">ECPlotter</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
+<div class="viewcode-block" id="ECPlotter.plot"><a class="viewcode-back" href="../../../_layout/nepi.util.html#nepi.util.plotter.ECPlotter.plot">[docs]</a> <span class="k">def</span> <span class="nf">plot</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ec</span><span class="p">,</span> <span class="n">dirpath</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span> <span class="n">format</span><span class="o">=</span> <span class="n">PFormats</span><span class="o">.</span><span class="n">FIGURE</span><span class="p">,</span>
+ <span class="n">show</span> <span class="o">=</span> <span class="bp">False</span><span class="p">):</span>
+ <span class="n">graph</span><span class="p">,</span> <span class="n">labels</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_ec2graph</span><span class="p">(</span><span class="n">ec</span><span class="p">)</span>
+
+ <span class="n">add_extension</span> <span class="o">=</span> <span class="bp">False</span>
+
+ <span class="k">if</span> <span class="ow">not</span> <span class="n">dirpath</span><span class="p">:</span>
+ <span class="kn">import</span> <span class="nn">tempfile</span>
+ <span class="n">dirpath</span> <span class="o">=</span> <span class="n">tempfile</span><span class="o">.</span><span class="n">mkdtemp</span><span class="p">()</span>
+
+ <span class="n">fpath</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">dirpath</span><span class="p">,</span> <span class="s">"</span><span class="si">%s</span><span class="s">_</span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="p">(</span><span class="n">ec</span><span class="o">.</span><span class="n">exp_id</span><span class="p">,</span> <span class="n">ec</span><span class="o">.</span><span class="n">run_id</span><span class="p">))</span>
+
+ <span class="k">if</span> <span class="n">format</span> <span class="o">==</span> <span class="n">PFormats</span><span class="o">.</span><span class="n">FIGURE</span><span class="p">:</span>
+ <span class="n">pos</span> <span class="o">=</span> <span class="n">networkx</span><span class="o">.</span><span class="n">graphviz_layout</span><span class="p">(</span><span class="n">graph</span><span class="p">,</span> <span class="n">prog</span><span class="o">=</span><span class="s">"neato"</span><span class="p">)</span>
+ <span class="n">networkx</span><span class="o">.</span><span class="n">draw</span><span class="p">(</span><span class="n">graph</span><span class="p">,</span> <span class="n">pos</span> <span class="o">=</span> <span class="n">pos</span><span class="p">,</span> <span class="n">node_color</span><span class="o">=</span><span class="s">"white"</span><span class="p">,</span>
+ <span class="n">node_size</span> <span class="o">=</span> <span class="mi">500</span><span class="p">,</span> <span class="n">with_labels</span><span class="o">=</span><span class="bp">True</span><span class="p">)</span>
+
+ <span class="n">label</span> <span class="o">=</span> <span class="s">"</span><span class="se">\n</span><span class="s">"</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="nb">map</span><span class="p">(</span><span class="k">lambda</span> <span class="n">v</span><span class="p">:</span> <span class="s">"</span><span class="si">%s</span><span class="s">: </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="p">(</span><span class="n">v</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="n">v</span><span class="p">[</span><span class="mi">1</span><span class="p">]),</span> <span class="n">labels</span><span class="o">.</span><span class="n">iteritems</span><span class="p">()))</span>
+ <span class="n">plt</span><span class="o">.</span><span class="n">annotate</span><span class="p">(</span><span class="n">label</span><span class="p">,</span> <span class="n">xy</span><span class="o">=</span><span class="p">(</span><span class="mf">0.05</span><span class="p">,</span> <span class="mf">0.95</span><span class="p">),</span> <span class="n">xycoords</span><span class="o">=</span><span class="s">'axes fraction'</span><span class="p">)</span>
+
+ <span class="n">fpath</span> <span class="o">+=</span> <span class="s">".png"</span>
+
+ <span class="n">plt</span><span class="o">.</span><span class="n">savefig</span><span class="p">(</span><span class="n">fpath</span><span class="p">,</span> <span class="n">bbox_inches</span><span class="o">=</span><span class="s">"tight"</span><span class="p">)</span>
+
+ <span class="k">if</span> <span class="n">show</span><span class="p">:</span>
+ <span class="n">plt</span><span class="o">.</span><span class="n">show</span><span class="p">()</span>
+
+ <span class="k">elif</span> <span class="n">format</span> <span class="o">==</span> <span class="n">PFormats</span><span class="o">.</span><span class="n">DOT</span><span class="p">:</span>
+ <span class="n">fpath</span> <span class="o">+=</span> <span class="s">".dot"</span>
+
+ <span class="n">networkx</span><span class="o">.</span><span class="n">write_dot</span><span class="p">(</span><span class="n">graph</span><span class="p">,</span> <span class="n">fpath</span><span class="p">)</span>
+
+ <span class="k">if</span> <span class="n">show</span><span class="p">:</span>
+ <span class="kn">import</span> <span class="nn">subprocess</span>
+ <span class="n">subprocess</span><span class="o">.</span><span class="n">call</span><span class="p">([</span><span class="s">"dot"</span><span class="p">,</span> <span class="s">"-Tps"</span><span class="p">,</span> <span class="n">fpath</span><span class="p">,</span> <span class="s">"-o"</span><span class="p">,</span> <span class="s">"</span><span class="si">%s</span><span class="s">.ps"</span> <span class="o">%</span> <span class="n">fpath</span><span class="p">])</span>
+ <span class="n">subprocess</span><span class="o">.</span><span class="n">call</span><span class="p">([</span><span class="s">"evince"</span><span class="p">,</span><span class="s">"</span><span class="si">%s</span><span class="s">.ps"</span> <span class="o">%</span> <span class="n">fpath</span><span class="p">])</span>
+
+ <span class="k">return</span> <span class="n">fpath</span>
+</div>
+ <span class="k">def</span> <span class="nf">_ec2graph</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ec</span><span class="p">):</span>
+ <span class="n">graph</span> <span class="o">=</span> <span class="n">networkx</span><span class="o">.</span><span class="n">Graph</span><span class="p">(</span><span class="n">graph</span> <span class="o">=</span> <span class="nb">dict</span><span class="p">(</span><span class="n">overlap</span> <span class="o">=</span> <span class="s">"false"</span><span class="p">))</span>
+
+ <span class="n">labels</span> <span class="o">=</span> <span class="nb">dict</span><span class="p">()</span>
+ <span class="n">connections</span> <span class="o">=</span> <span class="nb">set</span><span class="p">()</span>
+
+ <span class="k">for</span> <span class="n">guid</span><span class="p">,</span> <span class="n">rm</span> <span class="ow">in</span> <span class="n">ec</span><span class="o">.</span><span class="n">_resources</span><span class="o">.</span><span class="n">iteritems</span><span class="p">():</span>
+ <span class="n">label</span> <span class="o">=</span> <span class="n">rm</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">()</span>
+
+ <span class="n">graph</span><span class="o">.</span><span class="n">add_node</span><span class="p">(</span><span class="n">guid</span><span class="p">,</span>
+ <span class="n">label</span> <span class="o">=</span> <span class="s">"</span><span class="si">%d</span><span class="s"> </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="p">(</span><span class="n">guid</span><span class="p">,</span> <span class="n">label</span><span class="p">),</span>
+ <span class="n">width</span> <span class="o">=</span> <span class="mi">50</span><span class="o">/</span><span class="mf">72.0</span><span class="p">,</span> <span class="c"># 1 inch = 72 points</span>
+ <span class="n">height</span> <span class="o">=</span> <span class="mi">50</span><span class="o">/</span><span class="mf">72.0</span><span class="p">,</span>
+ <span class="n">shape</span> <span class="o">=</span> <span class="s">"circle"</span><span class="p">)</span>
+
+ <span class="n">labels</span><span class="p">[</span><span class="n">guid</span><span class="p">]</span> <span class="o">=</span> <span class="n">label</span>
+
+ <span class="k">for</span> <span class="n">guid2</span> <span class="ow">in</span> <span class="n">rm</span><span class="o">.</span><span class="n">connections</span><span class="p">:</span>
+ <span class="c"># Avoid adding a same connection twice</span>
+ <span class="k">if</span> <span class="p">(</span><span class="n">guid2</span><span class="p">,</span> <span class="n">guid</span><span class="p">)</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">connections</span><span class="p">:</span>
+ <span class="n">connections</span><span class="o">.</span><span class="n">add</span><span class="p">((</span><span class="n">guid</span><span class="p">,</span> <span class="n">guid2</span><span class="p">))</span>
+
+ <span class="k">for</span> <span class="p">(</span><span class="n">guid1</span><span class="p">,</span> <span class="n">guid2</span><span class="p">)</span> <span class="ow">in</span> <span class="n">connections</span><span class="p">:</span>
+ <span class="n">graph</span><span class="o">.</span><span class="n">add_edge</span><span class="p">(</span><span class="n">guid1</span><span class="p">,</span> <span class="n">guid2</span><span class="p">)</span>
+
+ <span class="k">return</span> <span class="n">graph</span><span class="p">,</span> <span class="n">labels</span></div>
+</pre></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><a href="../../../index.html">NEPI 3.2 documentation</a> »</li>
+ <li><a href="../../index.html" >Module code</a> »</li>
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+ <div class="footer">
+ © Copyright 2014, Alina Quereilhac, Lucia Guevgeozian Odizzio, Julien Tribino.
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