Recent threads intersect your question (though they do not reference tokenizeSequence); you might find them helpful since your sequence delimiter is \n, the same as used in these examples…
For 0.15:
For 0.16:
Recent threads intersect your question (though they do not reference tokenizeSequence); you might find them helpful since your sequence delimiter is \n, the same as used in these examples…
For 0.15:
For 0.16: