title: how to use" if ,else if, else "condition in kivy
body: <p>How can I create a conditional text label in kivy 
  for example if x=1 text='Hi' if x=2 text='Hello' if x=1 text='helloword'</p>
  
  <pre><code>Label:
      text:'hi' if root.x=='1''hello' elseif root.x=='1' else 'helloworls'
  </code></pre>
  
  <p>something like this</p>