Github user lresende commented on a diff in the pull request: https://github.com/apache/incubator-toree/pull/141#discussion_r138677023 --- Diff: etc/pip_install/toree/toreeapp.py --- @@ -57,6 +59,12 @@ class ToreeInstall(InstallKernelSpec): spark_home = Unicode(os.getenv(SPARK_HOME, '/usr/local/spark'), config=True, --- End diff -- In general, do we actually want to use default values here? I am assuming we don't really have a standard default place to deploy Spark/Hadoop and maybe it would be better to use the env variables if they are available, otherwise, ignore or in case of required ones throw an error?
---