# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
-from copy import deepcopy
-import ldap
-
-from django.db import connections
from django.db.models.query import QuerySet as BaseQuerySet
-from django.db.models.query_utils import Q
from django.db.models.sql import Query
from django.db.models.sql.where import WhereNode as BaseWhereNode, Constraint as BaseConstraint, AND, OR
-from ldapdb.backends.ldap import compiler
from ldapdb.models.fields import CharField
class Constraint(BaseConstraint):