title: will using list comprehension to read a file automagically call close()
body: <p>Does the following syntax close the file:</p>
  
  <pre><code>lines = [line.strip() for line in open('/somefile/somewhere')]
  </code></pre>
  
  <p>Bonus points if you can demonstrate how it does or does not...</p>
  
  <p>TIA!</p>