title: Ccolumn values match values in a list
body: <p>I have a dataframe and and a list:</p>
  <pre><code>import pandas as pd
  df = pd.DataFrame()
  df['Orig'] = ['CA', 'OH', 'WA','CA','CA','IN','FL']
  df['Dest'] = ['CA', 'CA', 'OH','WA','MI','WA','MA']
  
  lst = ['WA','CA','OH']
  </code></pre>
  <p>I would like to do the follwing...<br />
  If value for Orig and Dest is the lst, then set column Category to 'T', else 'F'. How can I accomplish that? Thank you.</p>
  <p>orig dest<br />
  0   CA   CA<br />
  1   OH   CA<br />
  2   WA   OH<br />
  3   CA   WA<br />
  4   CA   MI<br />
  5   IN   WA<br />
  6   FL   MA</p>
  <p>Desire output:<br />
  orig dest category<br />
  0   CA   CA        T<br />
  1   OH   CA        T<br />
  2   WA   OH        T<br />
  3   CA   WA        T<br />
  4   CA   MI        F<br />
  5   IN   WA        F<br />
  6   FL   MA        F</p>