class KeyModSelector(forms.MultiWidget):
     def __init__(self):
         super(KeyModSelector, self).__init__(
             [forms.CheckboxInput() for x in xrange(0,3)])
 
     def decompress(self, v):
 class KeyModSelector(forms.MultiWidget):
     def __init__(self):
         super(KeyModSelector, self).__init__(
             [forms.CheckboxInput() for x in xrange(0,3)])
 
     def decompress(self, v):