title: how can I read only odd columns from dataframe
body: <p><a href="https://stackoverflow.com/questions/41868700/python-pandas-how-can-i-simultaneously-select-all-even-columns-of-a-big-datafr/60510111?noredirect=1#comment107047441_60510111">select all even columns of a data frame</a></p>
  
  <p>Can someone tell me how I would do for odd columns please?</p>