remove unnecessary includes

Change-Id: Ia9483440f19975c200580f4ba72ea282094276d2
diff --git a/xos/tosca/resources/exampleservice.py b/xos/tosca/resources/exampleservice.py
index f26b8b7..5d2e721 100644
--- a/xos/tosca/resources/exampleservice.py
+++ b/xos/tosca/resources/exampleservice.py
@@ -1,15 +1,6 @@
-import os
-import pdb
-import sys
-import tempfile
-sys.path.append("/opt/tosca")
-from translator.toscalib.tosca_template import ToscaTemplate
-import pdb
-
-from core.models import Service,User,CoarseTenant
-from services.exampleservice.models import ExampleService
-
 from xosresource import XOSResource
+from core.models import Service, User, CoarseTenant
+from services.exampleservice.models import ExampleService
 
 class XOSExampleService(XOSResource):
     provides = "tosca.nodes.ExampleService"