参考资料：
了解H2O:http://h2o-release.s3.amazonaws.com/h2o/rel-turchin/9/docs-website/h2o-docs/index.html
安装H2O之前，需要安装jdk: http://docs.h2o.ai/h2o/latest-stable/h2o-docs/welcome.html
http://docs.h2o.ai/h2o/latest-stable/h2o-docs/downloading.html#install-in-python
pip install requests
pip install tabulate
pip install scikit-learn
pip install colorama
pip install future
pip uninstall h2o
pip install -f http://h2o-release.s3.amazonaws.com/h2o/latest_stable_Py.html h2o
Optionally initialize H2O in Python and run a demo to see H2O at work.
python
import h2o
h2o.init()
h2o.demo("glm")
=================== spark ========================
https://s3.amazonaws.com/h2o-release/sparkling-water/rel-2.3/8/index.html
