formations/python/python3/en/_build/html/utilities.html
2018-08-21 10:25:44 +02:00

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<h1>Utilities<a class="headerlink" href="#utilities" title="Permalink to this headline"></a></h1>
<div class="section" id="duration">
<h2>duration<a class="headerlink" href="#duration" title="Permalink to this headline"></a></h2>
<p>The <code class="xref py py-mod docutils literal"><span class="pre">timeit</span></code> module lets you measure the execution
time of small bits of Python code</p>
<div class="highlight-default"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">timeit</span>
<span class="n">timeit</span><span class="o">.</span><span class="n">timeit</span><span class="p">(</span><span class="s1">&#39;&quot;-&quot;.join(str(n) for n in range(100))&#39;</span><span class="p">,</span>
<span class="n">number</span><span class="o">=</span><span class="mi">10000</span><span class="p">)</span>
<span class="c1"># 0.3412662749997253</span>
<span class="n">timeit</span><span class="o">.</span><span class="n">timeit</span><span class="p">(</span><span class="s1">&#39;&quot;-&quot;.join([str(n) for n in range(100)])&#39;</span><span class="p">,</span>
<span class="n">number</span><span class="o">=</span><span class="mi">10000</span><span class="p">)</span>
<span class="c1"># 0.2996307989997149</span>
<span class="n">timeit</span><span class="o">.</span><span class="n">timeit</span><span class="p">(</span><span class="s1">&#39;&quot;-&quot;.join(map(str, range(100)))&#39;</span><span class="p">,</span>
<span class="n">number</span><span class="o">=</span><span class="mi">10000</span><span class="p">)</span>
<span class="c1"># 0.24581470699922647</span>
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