ENG-15127, if an export stream is drained and discarded between two @Statistics EXPORT queries issued by either "voltadmin pause --wait" or "voltadmin shutdown --save" command, a bug buried in the python script causes it always show export is not drained. This commit fixes that issue. (#5824)
ENG-15127, if an export stream is drained and discarded between two @Statistics EXPORT queries issued by either "voltadmin pause --wait" or "voltadmin shutdown --save" command, a bug buried in the python script causes it always show export is not drained. This commit fixes that issue. (#5824)

Change-Id: I08ec64c09048d8cdfd02a755e60edffd773d2c4a
VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb