AMBARI-8683 - Failed to install Tez client

ambari-server/src/main/resources/stacks/HDPWIN/2.1/services/TEZ/package/scripts/tez_client.py

@@ -21,6 +21,7 @@ Ambari Agent
 
 import sys
 from resource_management import *
+from tez import tez
 
 class TezClient(Script):
   def install(self, env):
@@ -37,6 +38,5 @@ class TezClient(Script):
   def status(self, env):
     raise ClientComponentHasNoStatus()
 
-
 if __name__ == "__main__":
   TezClient().execute()