class UsersInfoFilter(filters.FilterSet):
    name = NumberFilter(lookup_type='gte')

def __init__(self):
    super(UsersInfoFilter, self).__init__()
base_filters['subname'] = NumberFilter(name='subname', lookup_type='gte')


class Meta:
    model = UsersInfo
fields = ['user_id', 'language_id', 'name']
Динамический набор фильтров Django