在PYTHON中导入dat文件
users.dat ===========================================================
in the following format:
UserID::Gender::Age::Occupation::Zip-code
import pandas as pd
#make display smaller
pd.options.display.max_rows = 10
unames = [‘user_id’,’gender’,’age’,’occupation’,’zip’]
users = pd.read_table(‘users.dat’,sep=’::’,header=None,names=unames)