title: PredictionIO: Pio command not found after install
body: <p>I am guessing that somehow PredictionIO didn't setup the path variables properly.</p>
  
  <p>I used method 2 to install PredictionIO from this link here: <a href="https://docs.prediction.io/install/" rel="noreferrer">PredictionIO</a></p>
  
  <p>Everything installed correctly but when I typed in <code>pio</code> it says command not found. This is what I see:</p>
  
  <p><img src="https://i.stack.imgur.com/MVoSv.png" alt="enter image description here"></p>
  
  <p>When I try to start pio from finder I get this:</p>
  
  <p><img src="https://i.stack.imgur.com/QlvSy.png" alt="enter image description here"></p>
  
  <p><img src="https://i.stack.imgur.com/fwfIX.png" alt="enter image description here"></p>
  
  <p>Kind of lost, what am I doing wrong here?</p>