diff --git a/plstackapi/core/api/subnets.py b/plstackapi/core/api/subnets.py
index ad1a877..a2417bc 100644
--- a/plstackapi/core/api/subnets.py
+++ b/plstackapi/core/api/subnets.py
@@ -1,3 +1,4 @@
+import commands
 from types import StringTypes
 from plstackapi.openstack.client import OpenStackClient
 from plstackapi.openstack.driver import OpenStackDriver
@@ -5,6 +6,7 @@
 from plstackapi.core.models import Subnet
 from plstackapi.core.api.slices import _get_slices
 
+
 def _get_subnets(filter):
     if isinstance(filter, StringTypes) and filter.isdigit():
         filter = int(filter)