title: function for getting a value in a list
body: <p>I need to create a function that accepts 1 argument (goblet) and return an empty list or a representation of [x, y] of a goblet.</p>
  <pre><code>
  def formate_a_goblet(goblet):
  
  
  GOBLET_REPRESENTATION = {
      1: [&quot;▫&quot;, &quot;◇&quot;, &quot;◯&quot;, &quot;□&quot;],
      2: [&quot;▪&quot;, &quot;◆&quot;, &quot;●&quot;, &quot;■&quot;], }    
  
  if goblet == []:    
      return &quot;&quot;
  
  else:
      ....
  
  print(formater_un_gobblet([1, 2]))
  &gt;&gt;&gt; &quot;◇&quot;
  
  </code></pre>