title: If Dict value is null
body: <pre><code>In [54]: User
  Out[54]: {0: {'uid': ' rpatil\n'}, 1: {}}
  
  In [55]: User[0]
  Out[55]: {'uid': ' rpatil\n'}
  
  In [56]: User[1]
  Out[56]: {}
  
  In [57]: if User[1] == '':
     ....:     print 'Null'
     ....:
  
  In [58]:
  </code></pre>
  
  <p>So how to check Value is Null in multi dict </p>
  
  <p>I've Tried Following Links but not work
  <a href="https://stackoverflow.com/questions/12553938/none-value-in-python-dictionary">None value in python dictionary</a></p>