https://alex.dinnouti.com/tags/pandas/Recent content in Pandas on Alex_Tech_BlogHugoen-usWed, 05 Feb 2020 17:22:55 -0500https://alex.dinnouti.com/posts/swifter-pandas-lambda/Wed, 05 Feb 2020 17:22:55 -0500https://alex.dinnouti.com/posts/swifter-pandas-lambda/<p>Leveraging Swifter for Pandas Lambda function:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="kn">import</span> <span class="nn">swifter</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="n">df</span><span class="p">[</span><span class="s1">&#39;new_column&#39;</span><span class="p">]</span> <span class="o">=</span> <span class="n">df</span><span class="o">.</span><span class="n">swifter</span><span class="o">.</span><span class="n">progress_bar</span><span class="p">(</span><span class="kc">True</span><span class="p">)</span><span class="o">.</span><span class="n">apply</span><span class="p">(</span><span class="k">lambda</span> <span class="n">x</span><span class="p">:</span> <span class="n">some_function</span><span class="p">(</span><span class="n">x</span><span class="p">[</span><span class="s1">&#39;existing_column&#39;</span><span class="p">]),</span><span class="n">axis</span><span class="o">=</span><span class="mi">1</span><span class="p">)</span></span></span></code></pre></div>