1import nltk
2import sklearn
3
4print('The nltk version is {}.'.format(nltk.__version__))
5print('The scikit-learn version is {}.'.format(sklearn.__version__))
6
7# The nltk version is 3.0.0.
8# The scikit-learn version is 0.15.2.
1conda config --append channels conda-forge
2conda install scikit-learn=0.19.2