def group_filters(self, filter_type, group_name):
        return self.filter_managers[filter_type].get_group_filters(group_name)
Populates self._entity, saving its state to the datastore.
dataset/ETHPy150Open rproepp/spykeviewer/spykeviewer/ui/filter_dock.py/FilterDock.group_filters--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/db/__init__.py/Model._populate_internal_entity