title: From a list of floats, how to keep only mantissa in Python?
body: <p>I have a list of numbers from which I'd like to return a list of mantissas:</p>
  
  <pre><code>get_mantissa([1.565888, 2.073744, 2.962492, 4.52838, 5.417127, 7.025337])
  #[0.565888, 0.073744, 0.962492, 0.52838, 0.417127, 0.025337]
  </code></pre>
  
  <p>All help greatly appreciated.</p>