python-iterator 发表于 2019-05-10 | 阅读次数: 字数统计: 32 | 阅读时长 ≈ 1 迭代器 12345678def negated(seq): for i in seq: yield -i>>> chain = negated(squared(integers()))>>> list(chain)[-1, -4, -9, -16, -25, -36, -49, -64]