Luke: basic stream def comparison
Luke: basic stream def comparison

crchemist/scioncc,scionrep/scioncc,ooici/pyon,mkl-/scioncc,scionrep/scioncc,crchemist/scioncc,ooici/pyon,scionrep/scioncc,mkl-/scioncc,crchemist/scioncc,mkl-/scioncc