'Prepare form'

def __init__(self, *args, **kwargs):

    super(PermissionForm, self).__init__(*args, **kwargs)
    self.fields['read_access'].help_text = ''
    self.fields['read_access'].required = False
    self.fields['read_access'].widget.attrs.update({'class': 'multicomplete', 'callback': reverse('identities_ajax_access_lookup')})
    self.fields['full_access'].help_text = ''
    self.fields['full_access'].required = False
    self.fields['full_access'].widget.attrs.update({'class': 'multicomplete', 'callback': reverse('identities_ajax_access_lookup')})
