Python 3 StringIO won't work with flask send content as a buffer. We have to use ByteIO now.
Python 3 StringIO won't work with flask send content as a buffer. We have to use ByteIO now.

faical-yannick-congo/corr,usnistgov/corr,usnistgov/corr,faical-yannick-congo/corr,faical-yannick-congo/corr,usnistgov/corr,faical-yannick-congo/corr