title: MD5 Hashing a CSV with Python
body: <p>I have a csv with email addresses that needs to be hashed in MD5 format, then save the hashed emails as a new csv. I haven't seen my exact use case on SO and haven't been able to successfully modify existing questions. </p>
  
  <p>Original file path is <code>"/Users/[username]/Downloads/email_original.csv"</code> and desired output file would be <code>"/Users/[username]/Downloads/email_hashed.csv"</code>. </p>
  
  <p>Original File</p>
  
  <pre><code>email_addr
  fake_email1@yahoo.com
  fake_email2@gmail.com
  fake_email3@college.edu
  fake_email4@hotmail.com
  fake_email5@ford.com
  </code></pre>
  
  <p>Hashed File </p>
  
  <pre><code>email_addr
  0x3731BF23851200A7607BA554EEAF7912
  0xA5D5D3B99896D32BAC64162BD56BE177
  0xAE03858BDFBDF622AF5A1852317500C3
  0xC870F8D75180AC9DA2188129C910489B
  0xD7AFD8085548808459BDEF8665C8D52A
  </code></pre>