title: How to change ticks on a histogram? (matplotlib)
body: <p>I have a histogram with only a few values. As a result, the x axis ticks are decimals:</p>
  
  <p><img src="https://i.stack.imgur.com/y7A8N.png" alt="enter image description here"></p>
  
  <p>How can I make it 1,2,3,4,5?</p>