title: Generate Key value from a csv file in bash
body: <p>I'm trying to generate a hashmap from a csv file </p>
  
  <pre><code>header1,header2,header3,header4
  value1,val2,val3,val4
  </code></pre>
  
  <p>There are about a thousand rows and I'm trying to generate 
  value1 header2 "val2" header 3 "val3" header4 "val4"</p>