def pre_store_similarities(self, itemMatch):
        pass
Application.has() and Application.get() should determine and get commands
dataset/ETHPy150Open fcurella/django-recommends/recommends/providers/__init__.py/RecommendationProvider.pre_store_similarities--crossover with--dataset/ETHPy150Open sdispater/cleo/tests/test_application.py/ApplicationTest.test_has_get