an>
<span><span class="fu">from_chorrrds</span><span class="op">(</span><span class="va">x</span>, key <span class="op">=</span> <span class="st">"c"</span>, guitar <span class="op">=</span> <span class="cn">FALSE</span>, gc_args <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/list.html" class="external-link">list</a></span><span class="op">(</span><span class="op">)</span><span class="op">)</span></span>
<span></span>
<span><span class="fu">from_music21</span><span class="op">(</