python 练习11

import pickle
data=[]
with open("ML100k.data","r") as file:
    for line in file:
        data.append([int(item)for item in line.strip('\n').split('\t')])
with open("data.pickle","wb") as file:
    pickle.dump(data,file)

 注：ML100k.data文件可直接百度下载