def clear(self):
    self.items = []
    self.length = 0
    self.size = 0
%prog liftover lobstr_v3.0.2_hg38_ref.bed hg38.upper.fa
dataset/ETHPy150Open livid/v2ex/mapreduce/context.py/ItemList.clear--crossover with--dataset/ETHPy150Open tanghaibao/jcvi/variation/str.py/liftover