def search(self, search_string):
        return (self._cover_event(event) for event in self._backend.search(search_string))
Test that a TypeError exception is raised when a non QueryFunction
dataset/ETHPy150Open pimutils/khal/khal/khalendar/khalendar.py/CalendarCollection.search--crossover with--dataset/ETHPy150Open OpenKMIP/PyKMIP/kmip/tests/unit/core/misc/test_misc.py/TestQueryFunction.test_init_with_invalid