title: Adding years in python
body: <p>If I want to add 100 years in my program, why is it showing the wrong date?</p>
  
  <pre><code>import datetime
  stringDate= "January 10, 1920"
  dateObject= datetime.datetime.strptime(stringDate, "%B %d, %Y")
  endDate= dateObject+datetime.timedelta(days=100*365)
  print dateObject.date()
  print endDate.date()
  </code></pre>