EvaluatorExample.html 6.6 KB

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  68. <h1>Source code for macop.evaluators.EvaluatorExample</h1><div class="highlight"><pre>
  69. <span></span><span class="sd">&quot;&quot;&quot;Python evaluator function example</span>
  70. <span class="sd">&quot;&quot;&quot;</span>
  71. <span class="kn">import</span> <span class="nn">random</span>
  72. <span class="n">elements_score</span> <span class="o">=</span> <span class="p">[</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="mi">20</span><span class="p">)</span> <span class="k">for</span> <span class="n">_</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">30</span><span class="p">)]</span>
  73. <span class="c1"># evaluator example</span>
  74. <div class="viewcode-block" id="evaluatorExample"><a class="viewcode-back" href="../../../macop/macop.evaluators.EvaluatorExample.html#macop.evaluators.EvaluatorExample.evaluatorExample">[docs]</a><span class="k">def</span> <span class="nf">evaluatorExample</span><span class="p">(</span><span class="n">solution</span><span class="p">):</span>
  75. <span class="sd">&quot;&quot;&quot;</span>
  76. <span class="sd"> Evaluator&#39;s example of solution to compute fitness</span>
  77. <span class="sd"> Args:</span>
  78. <span class="sd"> solution: {Solution} -- solution to evaluate</span>
  79. <span class="sd"> Returns:</span>
  80. <span class="sd"> {float} -- fitness score of solution</span>
  81. <span class="sd"> &quot;&quot;&quot;</span>
  82. <span class="n">fitness</span> <span class="o">=</span> <span class="mi">0</span>
  83. <span class="k">for</span> <span class="n">index</span><span class="p">,</span> <span class="n">elem</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">solution</span><span class="o">.</span><span class="n">data</span><span class="p">):</span>
  84. <span class="n">fitness</span> <span class="o">+=</span> <span class="n">elements_score</span><span class="p">[</span><span class="n">index</span><span class="p">]</span> <span class="o">*</span> <span class="n">elem</span>
  85. <span class="k">return</span> <span class="n">fitness</span></div>
  86. </pre></div>
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