7c0c72a9bd6e5666f18932136150ee742236a3bb,QUANTAXIS/QAData/base_datastruct.py,_quotation_base,security_gen,#_quotation_base#,470

Before Change

    def security_gen(self):
        "返回一个基于代码的迭代器"
        for item in self.index.levels[1]:
            yield self.new(self.data.xs(item, level=1).set_index(self.index.names, drop=False), dtype=self.type, if_fq=self.if_fq)

    @property
    @lru_cache()

After Change

    def security_gen(self):
        "返回一个基于代码的迭代器"
        for item in self.index.levels[1]:
            yield self.new(self.data.xs(item, level=1, drop_level=False), dtype=self.type, if_fq=self.if_fq)

    @property
    @lru_cache()

Instances