@staticmethod
    def tf_weight_log(tf):
        assert(tf > 0)
        return 1 + log(tf)
:param now:
dataset/ETHPy150Open taherh/pysimsearch/pysimsearch/query_scorer.py/TFIDFQueryScorer.tf_weight_log--crossover with--dataset/ETHPy150Open mozilla/pontoon/pontoon/sync/changeset.py/ChangeSet.__init__