2019-03-27
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用python构建数据矩阵
# Check out all the movies and their respective IDs
movie_titles = pd.read_csv('https://cdncontribute.geeksforgeeks.org/wp-content/uploads/Movie_Id_Titles.csv')
movie_titles.head()
data = pd.merge(df, movie_titles, on='item_id')
data.head()






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