title: How to rearrange data frame columns by data types sequence using python
body: <p>How to re-arrange data frame columns by object  then follows by float64 and int</p>
  <p>Example :</p>
  <p>float64, float64, object, float64 , int, object</p>
  <p>to</p>
  <p>desire:</p>
  <p>object , object, float64 , float64, float64, int</p>