Replaced the print() outputs to the sys.stdout.write()

Change-Id: Ib6dad45ba72383e19a616ca5ed601fb38f0701ce
diff --git a/utils/__init__.py b/utils/__init__.py
index 8e858b3..8b04bab 100644
--- a/utils/__init__.py
+++ b/utils/__init__.py
@@ -1,6 +1,7 @@
-import os
-import yaml
 import logging
+import os
+import sys
+import yaml
 
 from utils import os_client
 
@@ -22,8 +23,8 @@
     cmp_hosts = config.get('CMP_HOSTS') or []
     skipped_nodes = config.get('skipped_nodes') or []
     if skipped_nodes:
-        print(("\nNotice: {} nodes will be skipped for vm2vm test".format(
-            ",".join(skipped_nodes))))
+        sys.stdout.write(("\nNotice: {} nodes will be skipped for vm2vm test"
+                          "".format(",".join(skipped_nodes))))
         logger.info("Skipping nodes {}".format(",".join(skipped_nodes)))
     if not cmp_hosts:
         openstack_clients = os_client.OfficialClientManager(