Scikit-learn: AttributeError: modul 'sklearn' tidak memiliki atribut 'dataset'

Saya menginstalnya dengan pip install sklearn. Dan direktori ini ada di direktori paket situs
localhost.root.#pts/0 /usr/lib64/python3.5/site-packages/sklearn: ls -l
total 704
drwxr-xr-x 3 root root 4096 23 Apr 03:12 check_build-rw-r--r-- 1 root root 3036 23 Apr 03:12 __init .py
drwxr-xr-x 2 root root 4096 23 Apr 03:12 pycache
-rw-r--r-- 1 root root 895 23 Apr 03:12 _build_utils.py
-rwxr-xr-x 1 root root 221824 23 Apr 03:12 _isotonic.cpython-35m-x86_64-linux-gnu.so
-rw-r--r-- 1 root root 17700 23 Apr 03:12 base.py
-rw-r--r-- 1 root root 19343 23 Apr 03:12 kalibrasi.py
drwxr-xr-x 4 root root 4096 23 Apr 03:12 cluster
drwxr-xr-x 4 root root 4096 23 Apr 03:12 kovarians
drwxr-xr-x 3 root root 4096 23 Apr 03:12 cross_decomposition
-rw-r--r-- 1 root root 67644 23 Apr 03:12 cross_validation.py
drwxr-xr-x 7 root root 4096 23 Apr 03:12 kumpulan data
drwxr-xr-x 4 root root 4096 23 Apr 03:12 dekomposisi
-rw-r--r-- 1 root root 28413 23 Apr 03:12 discriminant_analysis.py
-rw-r--r-- 1 root root 17508 23 Apr 03:12 dummy.py
drwxr-xr-x 4 root root 4096 23 Apr 03:12 ansambel
drwxr-xr-x 4 root root 4096 23 Apr 03:12 eksternal
drwxr-xr-x 4 root root 4096 23 Apr 03:12 feature_extraction
drwxr-xr-x 4 root root 4096 23 Apr 03:12 feature_selection
drwxr-xr-x 4 root root 4096 23 Apr 03:12 gaussian_process
-rw-r--r-- 1 root root 38160 23 Apr 03:12 grid_search.py
-rw-r--r-- 1 root root 12307 23 Apr 03:12 isotonic.py
-rw-r--r-- 1 root root 17973 23 Apr 03:12 kernel_approximation.py
-rw-r--r-- 1 root root 6556 23 Apr 03:12 kernel_ridge.py
-rw-r--r-- 1 root root 268 23 Apr 03:12 lda.py
-rw-r--r-- 1 root root 14403 Apr 23 03:12 learning_curve.py
drwxr-xr-x 4 root root 4096 23 Apr 03:12 linear_model
drwxr-xr-x 3 root root 4096 23 Apr 03:12 manifold
drwxr-xr-x 5 root root 4096 23 Apr 03:12 metrik
drwxr-xr-x 4 root root 4096 23 Apr 03:12 campuran
-rw-r--r-- 1 root root 28795 23 Apr 03:12 multiclass.py
-rw-r--r-- 1 root root 28917 23 Apr 03:12 naive_bayes.py
drwxr-xr-x 3 root root 4096 23 Apr 03:12 tetangga
drwxr-xr-x 3 root root 4096 23 Apr 03:12 neural_network
-rw-r--r-- 1 root root 21271 23 Apr 03:12 pipeline.py
drwxr-xr-x 3 root root 4096 23 Apr 03:12 prapemrosesan
-rw-r--r-- 1 root root 275 23 Apr 03:12 qda.py
-rw-r--r-- 1 root root 22098 23 Apr 03:12 random_projection.py
drwxr-xr-x 3 root root 4096 23 Apr 03:12 semi_supervised
-rw-r--r-- 1 root root 2856 23 Apr 03:12 setup.py
drwxr-xr-x 4 root root 4096 23 Apr 03:12 svm
drwxr-xr-x 3 root root 4096 23 Apr 03:12 tes
drwxr-xr-x 4 akar akar 4096 23 Apr 03:12 pohon
drwxr-xr-x 5 root root 4096 23 Apr 03:12 utils