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November 20, 2019 17:02
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| import pandas as pd | |
| import numpy as np | |
| data = pd.read_csv('movielens100k.csv') | |
| data['userId'] = data['userId'].astype('string') | |
| data['movieId'] = data['movieId'].astype('string') | |
| users = list(set(data['userId'])) #list of all users | |
| movies = list(set(data['movieId'])) #list of all movies | |
| print(len(users)) | |
| print(len(movies)) |
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