lass='no'>env</span>$<span class='fu'>reset</span>()
<span class='kw'>for</span> (<span class='no'>i</span> <span class='kw'>in</span> <span class='fl'>1</span>:<span class='fl'>200</span>) {
  <span class='no'>action</span> <span class='kw'>=</span> <span class='fu'>sample</span>(<span class='no'>env</span>$<span class='no'>actions</span>, <span class='fl'>1</span>)
  <span class='no'>env</span>$<span class='fu'>step</span>(<span class='no'>action</span>)
  <span class='no'>env</span>$<span class='fu'>visu