wsadmin.sh to determine Version

Shell Script:

LOGFILE="/tmp/test.log"
~/profile/bin/wsadmin.sh -lang jython -f /tmp/test.jy > $LOGFILE
cat $LOGFILE | grep -v Directory | grep Version | awk -F " " '{print $NF}'
rm $LOGFILE

Content of Jython Script:

objNameStringServer = AdminControl.completeObjectName('WebSphere:type=Server,*')

serverVersion = AdminControl.getAttribute(objNameStringServer,'serverVersion')

print serverVersion