Remove unused imports in db package

Change-Id: I55b2d113ad667745652e00d11b0dabac4a42324f

diff --git a/quantum/db/api.py b/quantum/db/api.py
index a9e860a05d7fd6061a952ba9f8faeb6825284c73..a5eefe856d8dc01f9f81651dec4168e713487229 100644 (file)
--- a/quantum/db/api.py
+++ b/quantum/db/api.py
@@ -29,7 +29,7 @@ import sqlalchemy as sql
 from sqlalchemy import create_engine
 from sqlalchemy.exc import DisconnectionError
 from sqlalchemy.interfaces import PoolListener
-from sqlalchemy.orm import sessionmaker, exc
+from sqlalchemy.orm import sessionmaker
 
 from quantum.db import model_base
 from quantum.openstack.common import log as logging