title: python function call with variable
body: <pre><code>def test():
      print 'test'
  
  def test2():
      print 'test2'
  
  test = {'test':'blabla','test2':'blabla2'}
  for key, val in test.items():
      key() # Here i want to call the function with the key name, how can i do so?
  </code></pre>