数据集中有两列,分别是user_id和site_name.它记录每个用户浏览的每个站点名称.
toy_dict = {'site_name': {0: u'\u4eac\u4e1c\u7f51\u4e0a\u5546\u57ce',
1: u'\u963f\u91cc\u4e91',
2: u'\u6dd8\u5b9d\u7f51',
3: u'\u624b\u673a\u6dd8\u5b9d\u7f51',
4: u'\u6211\u4eec\u7684\u70b9\u5fc3\u7f51',
5: u'\u8c46\u74e3\u7f51',
6: u'\u9ad8\u5fb7\u5730\u56fe',
7: u'\u817e\u8baf\u7f51',
8: u'\u70b9\u5fc3',
9: u'\u767e\u5ea6',
10: u'\u641c\u72d7',
11: u'\u8c37\u6b4c',
12: u'AccuWeather\u6c14\u8c61\u9884\u62a5',
13: u'\u79fb\u52a8\u68a6\u7f51',
14: u'\u817e\u8baf\u7f51',
15: u'\u641c\u72d7\u7f51',
16: u'360\u624b\u673a\u52a9\u624b',
17: u'\u641c\u72d0',
18: u'\u767e\u5ea6'},
'user_id': {0: 37924550,
1: 37924550,
2: 37924550,
3: 37924550,
4: 37924550,
5: 37924550,
6: 37924550,
7: 37924550,
8: 37924551,
9: 37924551,
10: 37924551,
11: 37924551,
12: 37924551,
13: 37924552,
14: 45285152,
15: 45285153,
16: 45285153,
17: 45285153,
18: …