pandas合并、处理csv文件、随机抽样

Merge/Join .csv (合并csv文件) import pandas as pd ratings = pd.read_csv('C:/Users/Can/Desktop/RS Project/ratings.csv') movies= pd.read_csv('C:/Users/Can/Desktop/RS Project/movies.csv') ratings.csv: users’ rating of movies movies.csv: movies description Merge合并 把两个csv文件合并,显示出每位用户给电影的打分以及电影详情。 data = p