def get_filters_params(self, params=None):
        if not params:
            params = self.params
        lookup_params = params.copy()  # a dictionary of the query string
        # Remove all the parameters that are globally and systematically
        # ignored.
        for ignored in self.IGNORED_PARAMS:
            if ignored in lookup_params:
                del lookup_params[ignored]
        return lookup_params
Returns all params except IGNORED_PARAMS
dataset/ETHPy150Open torchbox/wagtail/wagtail/contrib/modeladmin/views.py/IndexView.get_filters_params