pan></span>[7]:
</pre></div>
</div>
<div class="input_area highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="n">lammps_command</span> <span class="o">=</span> <span class="s1">&#39;lmp&#39;</span>
<span class="n">mpi_command</span> <span class="o">=</span> <span class="kc">None</span>

<span class="c1"># Optional: check that LAMMPS works and show its version</span>
<span class="nb">print</span><span class="p">(</span><span class="sa">f</span><span class="s1">&#39;LAMMPS v