title: How to select columns from a different places of a large data frame
body: <p>Hi I have a pandas data frame with about 85 columns . I want to create a data frame using 2nd column and  30-45 columns. I tried with .iloc but gives me a error. Your advice much appreciated</p>
  <pre><code>df.iloc[:,(2,[30:45])]
  </code></pre>