def expected_parameters(self):
        raise NotImplementedError
import_from : FROM import_from_dots dotted_name IMPORT STAR
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/contrib/admin/filters.py/ListFilter.expected_parameters--crossover with--dataset/ETHPy150Open nucleic/enaml/enaml/core/parser.py/p_import_from4