from:https://github.com/chuanconggao/PrefixSpan-py API Usage Alternatively, you can use the algorithms via API. from prefixspan import PrefixSpan db = [ [0, 1, 2, 3, 4], [1, 1, 1, 3, 4], [2, 1, 2, 2, 0], [1, 1, 1, 2, 2], ] ps = PrefixSpan(db) For det…