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- <title>macop.callbacks.MultiCheckpoint — macop v1.0.5 documentation</title>
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+ <title>macop.callbacks.multi — macop v1.0.5 documentation</title>
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@@ -135,7 +135,7 @@
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<li><a href="../../index.html">Module code</a> »</li>
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<li><a href="../../index.html">Module code</a> »</li>
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- <li>macop.callbacks.MultiCheckpoint</li>
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+ <li>macop.callbacks.multi</li>
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- <h1>Source code for macop.callbacks.MultiCheckpoint</h1><div class="highlight"><pre>
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-<span></span><span class="sd">"""Multi Checkpoint class implementation</span>
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+ <h1>Source code for macop.callbacks.multi</h1><div class="highlight"><pre>
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+<span></span><span class="sd">"""Multi-objective Checkpoints classes implementations</span>
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<span class="sd">"""</span>
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<span class="sd">"""</span>
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<span class="c1"># main imports</span>
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<span class="c1"># main imports</span>
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@@ -160,11 +160,11 @@
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<span class="kn">import</span> <span class="nn">numpy</span> <span class="k">as</span> <span class="nn">np</span>
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<span class="kn">import</span> <span class="nn">numpy</span> <span class="k">as</span> <span class="nn">np</span>
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<span class="c1"># module imports</span>
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<span class="c1"># module imports</span>
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-<span class="kn">from</span> <span class="nn">.Callback</span> <span class="kn">import</span> <span class="n">Callback</span>
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+<span class="kn">from</span> <span class="nn">.base</span> <span class="kn">import</span> <span class="n">Callback</span>
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<span class="kn">from</span> <span class="nn">..utils.color</span> <span class="kn">import</span> <span class="n">macop_text</span><span class="p">,</span> <span class="n">macop_line</span>
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<span class="kn">from</span> <span class="nn">..utils.color</span> <span class="kn">import</span> <span class="n">macop_text</span><span class="p">,</span> <span class="n">macop_line</span>
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-<div class="viewcode-block" id="MultiCheckpoint"><a class="viewcode-back" href="../../../macop/macop.callbacks.MultiCheckpoint.html#macop.callbacks.MultiCheckpoint.MultiCheckpoint">[docs]</a><span class="k">class</span> <span class="nc">MultiCheckpoint</span><span class="p">(</span><span class="n">Callback</span><span class="p">):</span>
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+<div class="viewcode-block" id="MultiCheckpoint"><a class="viewcode-back" href="../../../macop/macop.callbacks.multi.html#macop.callbacks.multi.MultiCheckpoint">[docs]</a><span class="k">class</span> <span class="nc">MultiCheckpoint</span><span class="p">(</span><span class="n">Callback</span><span class="p">):</span>
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<span class="sd">"""</span>
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<span class="sd">"""</span>
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<span class="sd"> MultiCheckpoint is used for loading previous computations and start again after loading checkpoint</span>
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<span class="sd"> MultiCheckpoint is used for loading previous computations and start again after loading checkpoint</span>
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@@ -173,7 +173,7 @@
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<span class="sd"> every: {int} -- checkpoint frequency used (based on number of evaluations)</span>
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<span class="sd"> every: {int} -- checkpoint frequency used (based on number of evaluations)</span>
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<span class="sd"> filepath: {str} -- file path where checkpoints will be saved</span>
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<span class="sd"> filepath: {str} -- file path where checkpoints will be saved</span>
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<span class="sd"> """</span>
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<span class="sd"> """</span>
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-<div class="viewcode-block" id="MultiCheckpoint.run"><a class="viewcode-back" href="../../../macop/macop.callbacks.MultiCheckpoint.html#macop.callbacks.MultiCheckpoint.MultiCheckpoint.run">[docs]</a> <span class="k">def</span> <span class="nf">run</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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+<div class="viewcode-block" id="MultiCheckpoint.run"><a class="viewcode-back" href="../../../macop/macop.callbacks.multi.html#macop.callbacks.multi.MultiCheckpoint.run">[docs]</a> <span class="k">def</span> <span class="nf">run</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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<span class="sd">"""</span>
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<span class="sd">"""</span>
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<span class="sd"> Check if necessary to do backup based on `every` variable</span>
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<span class="sd"> Check if necessary to do backup based on `every` variable</span>
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<span class="sd"> """</span>
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<span class="sd"> """</span>
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@@ -208,7 +208,7 @@
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<span class="n">f</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="n">line</span><span class="p">)</span></div>
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<span class="n">f</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="n">line</span><span class="p">)</span></div>
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-<div class="viewcode-block" id="MultiCheckpoint.load"><a class="viewcode-back" href="../../../macop/macop.callbacks.MultiCheckpoint.html#macop.callbacks.MultiCheckpoint.MultiCheckpoint.load">[docs]</a> <span class="k">def</span> <span class="nf">load</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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+<div class="viewcode-block" id="MultiCheckpoint.load"><a class="viewcode-back" href="../../../macop/macop.callbacks.multi.html#macop.callbacks.multi.MultiCheckpoint.load">[docs]</a> <span class="k">def</span> <span class="nf">load</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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<span class="sd">"""</span>
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<span class="sd">"""</span>
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<span class="sd"> Load backup lines as population and set algorithm state (population and pareto front) at this backup</span>
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<span class="sd"> Load backup lines as population and set algorithm state (population and pareto front) at this backup</span>
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<span class="sd"> """</span>
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<span class="sd"> """</span>
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@@ -254,6 +254,97 @@
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<span class="n">logging</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">"Can't load backup... Backup filepath not valid in Checkpoint"</span><span class="p">)</span>
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<span class="n">logging</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">"Can't load backup... Backup filepath not valid in Checkpoint"</span><span class="p">)</span>
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<span class="nb">print</span><span class="p">(</span><span class="n">macop_line</span><span class="p">())</span></div></div>
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<span class="nb">print</span><span class="p">(</span><span class="n">macop_line</span><span class="p">())</span></div></div>
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+
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+
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+<div class="viewcode-block" id="ParetoCheckpoint"><a class="viewcode-back" href="../../../macop/macop.callbacks.multi.html#macop.callbacks.multi.ParetoCheckpoint">[docs]</a><span class="k">class</span> <span class="nc">ParetoCheckpoint</span><span class="p">(</span><span class="n">Callback</span><span class="p">):</span>
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+ <span class="sd">"""</span>
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+<span class="sd"> Pareto checkpoint is used for loading previous computations and start again after loading checkpoint</span>
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+
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+<span class="sd"> Attributes:</span>
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+<span class="sd"> algo: {Algorithm} -- main algorithm instance reference</span>
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+<span class="sd"> every: {int} -- checkpoint frequency used (based on number of evaluations)</span>
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+<span class="sd"> filepath: {str} -- file path where checkpoints will be saved</span>
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+<span class="sd"> """</span>
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+<div class="viewcode-block" id="ParetoCheckpoint.run"><a class="viewcode-back" href="../../../macop/macop.callbacks.multi.html#macop.callbacks.multi.ParetoCheckpoint.run">[docs]</a> <span class="k">def</span> <span class="nf">run</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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+ <span class="sd">"""</span>
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+<span class="sd"> Check if necessary to do backup based on `every` variable</span>
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+<span class="sd"> """</span>
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+ <span class="c1"># get current population</span>
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+ <span class="n">pfPop</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_algo</span><span class="o">.</span><span class="n">_pfPop</span>
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+
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+ <span class="n">currentEvaluation</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_algo</span><span class="o">.</span><span class="n">getGlobalEvaluation</span><span class="p">()</span>
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+
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+ <span class="c1"># backup if necessary</span>
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+ <span class="k">if</span> <span class="n">currentEvaluation</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">_every</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
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+
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+ <span class="n">logging</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">"Checkpoint is done into "</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">_filepath</span><span class="p">)</span>
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+
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+ <span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_filepath</span><span class="p">,</span> <span class="s1">'w'</span><span class="p">)</span> <span class="k">as</span> <span class="n">f</span><span class="p">:</span>
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+
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+ <span class="k">for</span> <span class="n">solution</span> <span class="ow">in</span> <span class="n">pfPop</span><span class="p">:</span>
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+ <span class="n">solutionData</span> <span class="o">=</span> <span class="s2">""</span>
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+ <span class="n">solutionSize</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="n">solution</span><span class="o">.</span><span class="n">_data</span><span class="p">)</span>
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+
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+ <span class="k">for</span> <span class="n">index</span><span class="p">,</span> <span class="n">val</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>
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+ <span class="n">solutionData</span> <span class="o">+=</span> <span class="nb">str</span><span class="p">(</span><span class="n">val</span><span class="p">)</span>
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+
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+ <span class="k">if</span> <span class="n">index</span> <span class="o"><</span> <span class="n">solutionSize</span> <span class="o">-</span> <span class="mi">1</span><span class="p">:</span>
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+ <span class="n">solutionData</span> <span class="o">+=</span> <span class="s1">' '</span>
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+
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+ <span class="n">line</span> <span class="o">=</span> <span class="s1">''</span>
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+
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+ <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_algo</span><span class="o">.</span><span class="n">_evaluator</span><span class="p">)):</span>
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+ <span class="n">line</span> <span class="o">+=</span> <span class="nb">str</span><span class="p">(</span><span class="n">solution</span><span class="o">.</span><span class="n">_scores</span><span class="p">[</span><span class="n">i</span><span class="p">])</span> <span class="o">+</span> <span class="s1">';'</span>
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+
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+ <span class="n">line</span> <span class="o">+=</span> <span class="n">solutionData</span> <span class="o">+</span> <span class="s1">';</span><span class="se">\n</span><span class="s1">'</span>
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+
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+ <span class="n">f</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="n">line</span><span class="p">)</span></div>
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+
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+<div class="viewcode-block" id="ParetoCheckpoint.load"><a class="viewcode-back" href="../../../macop/macop.callbacks.multi.html#macop.callbacks.multi.ParetoCheckpoint.load">[docs]</a> <span class="k">def</span> <span class="nf">load</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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+ <span class="sd">"""</span>
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+<span class="sd"> Load backup lines as population and set algorithm state (population and pareto front) at this backup</span>
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+<span class="sd"> """</span>
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+ <span class="k">if</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">exists</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_filepath</span><span class="p">):</span>
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+
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+ <span class="n">logging</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s1">'Load best solution from last checkpoint'</span><span class="p">)</span>
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+ <span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_filepath</span><span class="p">)</span> <span class="k">as</span> <span class="n">f</span><span class="p">:</span>
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+
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+ <span class="c1"># reinit pf population</span>
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+ <span class="bp">self</span><span class="o">.</span><span class="n">_algo</span><span class="o">.</span><span class="n">_pfPop</span> <span class="o">=</span> <span class="p">[]</span>
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+
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+ <span class="c1"># retrieve class name from algo</span>
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+ <span class="n">class_name</span> <span class="o">=</span> <span class="nb">type</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_algo</span><span class="o">.</span><span class="n">_population</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span><span class="o">.</span><span class="vm">__name__</span>
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+
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+ <span class="c1"># dynamically load solution class if unknown</span>
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+ <span class="k">if</span> <span class="n">class_name</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">sys</span><span class="o">.</span><span class="n">modules</span><span class="p">:</span>
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+ <span class="n">load_class</span><span class="p">(</span><span class="n">class_name</span><span class="p">,</span> <span class="nb">globals</span><span class="p">())</span>
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+
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+ <span class="c1"># read data for each line</span>
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+ <span class="k">for</span> <span class="n">line</span> <span class="ow">in</span> <span class="n">f</span><span class="o">.</span><span class="n">readlines</span><span class="p">():</span>
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+
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+ <span class="n">data</span> <span class="o">=</span> <span class="n">line</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s1">';</span><span class="se">\n</span><span class="s1">'</span><span class="p">,</span> <span class="s1">''</span><span class="p">)</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s1">';'</span><span class="p">)</span>
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+
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+ <span class="n">nObjectives</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_algo</span><span class="o">.</span><span class="n">_evaluator</span><span class="p">)</span>
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+ <span class="n">scores</span> <span class="o">=</span> <span class="p">[</span><span class="nb">float</span><span class="p">(</span><span class="n">s</span><span class="p">)</span> <span class="k">for</span> <span class="n">s</span> <span class="ow">in</span> <span class="n">data</span><span class="p">[</span><span class="mi">0</span><span class="p">:</span><span class="n">nObjectives</span><span class="p">]]</span>
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+
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+ <span class="c1"># get best solution data information</span>
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+ <span class="n">solutionData</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="nb">map</span><span class="p">(</span><span class="nb">int</span><span class="p">,</span> <span class="n">data</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s1">' '</span><span class="p">)))</span>
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+
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+ <span class="n">newSolution</span> <span class="o">=</span> <span class="nb">getattr</span><span class="p">(</span>
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+ <span class="nb">globals</span><span class="p">()[</span><span class="s1">'macop.solutions.'</span> <span class="o">+</span> <span class="n">class_name</span><span class="p">],</span>
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+ <span class="n">class_name</span><span class="p">)(</span><span class="n">solutionData</span><span class="p">,</span> <span class="nb">len</span><span class="p">(</span><span class="n">solutionData</span><span class="p">))</span>
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+ <span class="n">newSolution</span><span class="o">.</span><span class="n">_scores</span> <span class="o">=</span> <span class="n">scores</span>
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+
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+ <span class="bp">self</span><span class="o">.</span><span class="n">_algo</span><span class="o">.</span><span class="n">_pfPop</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">newSolution</span><span class="p">)</span>
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+
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+ <span class="nb">print</span><span class="p">(</span>
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+ <span class="n">macop_text</span><span class="p">(</span><span class="sa">f</span><span class="s1">'Load of available pareto front backup from `</span><span class="si">{</span> <span class="bp">self</span><span class="o">.</span><span class="n">_filepath</span><span class="si">}</span><span class="s1">`'</span><span class="p">))</span>
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+
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+ <span class="k">else</span><span class="p">:</span>
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+ <span class="nb">print</span><span class="p">(</span><span class="n">macop_text</span><span class="p">(</span><span class="s1">'No pareto front found... Start running algorithm with new pareto front population.'</span><span class="p">))</span>
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+ <span class="n">logging</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">"No pareto front backup used..."</span><span class="p">)</span>
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+
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+ <span class="nb">print</span><span class="p">(</span><span class="n">macop_line</span><span class="p">())</span></div></div>
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</pre></div>
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</pre></div>
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</div>
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</div>
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