title: Convert a space delimited string to list
body: <p>i have a string like this :</p>
  
  <pre><code>states = "Alaska Alabama Arkansas American Samoa Arizona California Colorado"
  </code></pre>
  
  <p>and I want to split it into a list like this</p>
  
  <pre><code>states = {Alaska, Alabama, Arkansas, American, Samoa, ....}
  </code></pre>
  
  <p>I am new in python.</p>
  
  <p>Help me, please. :-))</p>
  
  <p>edit: I need to make a random choice from states and make it like the variable.</p>