Minor code cleanups

nova/tests/test_xenapi.py

@@ -286,6 +286,6 @@ class XenAPIDiffieHellmanTestCase(test.TestCase):
         enc = self.alice.encrypt(msg)
         dec = self.bob.decrypt(enc)
         self.assertEquals(dec, msg)
-    
+
     def tearDown(self):
         super(XenAPIDiffieHellmanTestCase, self).tearDown()

nova/virt/xenapi/vmops.py

@@ -22,6 +22,7 @@ Management class for VM-related functions (spawn, reboot, etc).
 import json
 import M2Crypto
 import os
+import random
 import subprocess
 import tempfile
 import uuid