Toree 0.1 is compiled against scala 2.10 On Fri, May 18, 2018, 18:39 Igor Fialko <igorfia...@gmail.com> wrote:
> Hello community, > > name is Igor and I'm working in my spare time on a trading system. So far I > used jupyter notebook with python kernel for visualisation/playing around > with data. I wanted to go a step forward and reuse my existing scala code, > so I came up with toree as seemingly the only one still maintained jupyter > kernel. > > Therefore I've assembled a jar via sbt and tried to add it in the notebook. > It has failed with an exact same error as here. > > > https://stackoverflow.com/questions/46403426/adding-dependency-to-apache-toree-fails-on-import > > 2018-05-18 23:43:51 WARN MagicManager:111 - Magic AddJar failed to execute > with error: > object Predef does not have a member classOf > scala.reflect.internal.FatalError: object Predef does not have a member > classOf > > > 2018-05-18 23:43:51 ERROR OneForOneStrategy:159 - object Predef does not > have a member classOf > scala.reflect.internal.FatalError: object Predef does not have a member > classOf > > So I've tried to import the jar via toree_opts like > > sudo jupyter toree install --spark_home=/path/bin/spark-2.3.0 > --toree_opts='--jar-dir /path/target/scala-2.12' > > which didn't make any impact unfortunately (from source code I could see > that it should print a message that jar could not be loaded, neither did an > import work). > > I could assume that it's maybe a scala version issue? My project is > compiled against 2.12.3, I couldn't find scala version that toree is using. > > Did somebody face this issue? How could I debug what is wrong? > > Thanks > Best regards, > Igor > -- regards Marius van Niekerk
