def operation(self): return lazy_gettext('empty')
def operation(self): return lazy_gettext('greater than')
def operation(self): return lazy_gettext('smaller than')
def operation(self): return lazy_gettext('not equal')
def operation(self): return lazy_gettext('not contains')
def operation(self): return lazy_gettext('not between')
def operation(self): return lazy_gettext('equals')
def operation(self): return lazy_gettext('not in list')
def operation(self): return lazy_gettext("empty")
def operation(self): return lazy_gettext("contains")
def operation(self): return lazy_gettext("in list")
def __init__(self, name, options=None, data_type=None): super(BaseBooleanFilter, self).__init__(name, (('1', lazy_gettext(u'Yes')), ('0', lazy_gettext(u'No'))), data_type)