ImportError: No module named sklearn.cross_validation

Question

I am using python 2.7 in Ubuntu 14.04. I installed scikit-learn, numpy and matplotlib with these commands:

sudo apt-get install build-essential python-dev p         


        

Answer 1

sklearn.cross_validation

has changed to

sklearn.model_selection

Checkout the documentation here: https://scikit-learn.org/stable/modules/cross_validation.html

Answer 2

train_test_split is now in model_selection. Just type:

from sklearn.model_selection import train_test_split

it should work

Answer 3

change the code like this

# from sklearn.cross_validation import train_test_split
from sklearn.model_selection import train_test_split

Answer 4

cross_validation was deprecated some time ago, try switching it out with model_selection

Answer 5

May be it's due to the deprecation of sklearn.cross_validation. Please replace sklearn.cross_validation with sklearn.model_selection

Ref- https://github.com/amueller/scipy_2015_sklearn_tutorial/issues/60

Answer 6

sklearn.cross_validation is now changed to sklearn.model_selection

Just change

sklearn.cross_validation

to

sklearn.model_selection