 href="../reference/text_filter.html">text_filter</a></span><span class="op">(</span>drop_punct <span class="op">=</span> <span class="cn">TRUE</span>, drop <span class="op">=</span> <span class="va">stopwords_en</span><span class="op">)</span>

<span class="co"># update a text filter property</span>
<span class="fu"><a href="../reference/text_filter.html">text_filter</a></span><span class="op">(</span><span class="va">text</span><span class="op">)</span><span class="op">$</span><span class="va">drop_punct<