$ rnftools es2et -h

usage: rnftools es2et [-h] -i file -o file

todo

optional arguments:
  -h, --help          show this help message and exit
  -i file, --es file  Input ES file (evaluated segments, - for standard
                      input).
  -o file, --et file  Output ET file (evaluated read tuples, - for standard
                      output).
