<p>In <a href="https://github.com/mlpack/mlpack/pull/740#discussion_r74690283">src/mlpack/methods/preprocess/preprocess_imputer_main.cpp</a>:</p>
<pre style='color:#555'>&gt; @@ -32,7 +32,9 @@ PROGRAM_INFO(&quot;Impute Data&quot;, &quot;This utility takes a dataset and converts user &quot;
&gt;  PARAM_STRING_IN_REQ(&quot;input_file&quot;, &quot;File containing data,&quot;, &quot;i&quot;);
&gt;  PARAM_STRING_OUT(&quot;output_file&quot;, &quot;File to save output&quot;, &quot;o&quot;);
&gt;  PARAM_STRING_IN(&quot;missing_value&quot;, &quot;User defined missing value&quot;, &quot;m&quot;, &quot;&quot;);
&gt; -PARAM_STRING_IN(&quot;strategy&quot;, &quot;imputation strategy to be applied&quot;, &quot;s&quot;, &quot;&quot;);
&gt; +PARAM_STRING_IN(&quot;strategy&quot;, &quot;imputation strategy to be applied. Strategies &quot;
&gt; +    &quot;should be one of &#39;custom&#39;, &#39;mean&#39;, &#39;median&#39;, and &#39;listwise_deletion&#39;.&quot;, &quot;s&quot;
&gt; +    , &quot;&quot;);
</pre>
<p>If the <code>"s",</code> is too wide for the previous line, can you put it on the next line with the comma attached, instead of breaking the line on the comma?</p>

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