@staticmethod
    def _pkg_item_diff(pkg_item_1, pkg_item_2):
        item_presenter_1 = ItemPresenter(pkg_item_1)
        item_presenter_2 = ItemPresenter(pkg_item_2)
        text_1 = item_presenter_1.text
        text_2 = item_presenter_2.text
        filename_1 = item_presenter_1.filename
        filename_2 = item_presenter_2.filename
        return diff(text_1, text_2, filename_1, filename_2)
Cascaded deletions of m2m relations issue queries on the right database
dataset/ETHPy150Open python-openxml/opc-diag/opcdiag/presenter.py/DiffPresenter._pkg_item_diff--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/tests/regressiontests/multiple_database/tests.py/QueryTestCase.test_m2m_deletion