def handle_filter(self, filter):
        return filter
annotations do not behave as expected
dataset/ETHPy150Open flask-admin/flask-admin/flask_admin/model/base.py/BaseModelView.handle_filter--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-build/python-libs/gdata/tests/gdata_tests/books/service_test.py/BookCRUDTests.testAnnotations