url="tcp://localhost:10100"


st1 = Stream("st1", Provider("provider", url, False))
st1.initialize()
st1.start()
st1.waitCacheChange(20000)


try: 
    bscan (st1, 5, 5, save=False)   
finally:
    st1.close()    

try: 
    print (st1.getValues())
finally:
    st1.close()