runtime error

Traceback (most recent call last): File "app.py", line 13, in <module> X_train, X_test, y_train, y_test = hw03_derive_MNIST_train_test_data() File "app.py", line 4, in hw03_derive_MNIST_train_test_data from sklearn.datasets import fetch_openml ModuleNotFoundError: No module named 'sklearn'

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