title: How to copy a dictionary of lists?
body: <p>How can i copy a dictionary of lists and what is its complexity? The dictionary I'm tryint to copy is something like this:</p>
  
  <pre><code>myDict = { 'k1': ['a', 'b', 'c'], 
             'k2': ['d', 'e', 'f'], 
             'k3': ['g', 'h', 'i'] }
  </code></pre>