量化投资：以Python为工具，代码和数据第三部分

[{"title":"（ 13 个子文件 39.29MB ） 量化投资：以Python为工具，代码和数据第三部分","children":[{"title":"part 3","children":[{"title":"019","children":[{"title":"019.py <span style='color:#111;'> 4.97KB </span>","children":null,"spread":false},{"title":"ret.csv <span style='color:#111;'> 69.72KB </span>","children":null,"spread":false},{"title":"stock.txt <span style='color:#111;'> 37.31MB </span>","children":null,"spread":false}],"spread":true},{"title":"020","children":[{"title":"020.py <span style='color:#111;'> 1.12KB </span>","children":null,"spread":false},{"title":"TRD_Index_20.csv <span style='color:#111;'> 283.16KB </span>","children":null,"spread":false},{"title":"xin_an.csv <span style='color:#111;'> 12.14KB </span>","children":null,"spread":false}],"spread":true},{"title":"018","children":[{"title":"018.py <span style='color:#111;'> 3.11KB </span>","children":null,"spread":false},{"title":"stockszA.csv <span style='color:#111;'> 41.69MB </span>","children":null,"spread":false},{"title":"SAPower.csv <span style='color:#111;'> 12.42KB </span>","children":null,"spread":false},{"title":"DalianRP.csv <span style='color:#111;'> 12.95KB </span>","children":null,"spread":false}],"spread":true},{"title":"021","children":[{"title":"ThreeFactors.txt <span style='color:#111;'> 406.94KB </span>","children":null,"spread":false},{"title":"021.py <span style='color:#111;'> 1.18KB </span>","children":null,"spread":false},{"title":"stock.txt <span style='color:#111;'> 37.31MB </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true}]