So for the topology files are read by /usr/bin/env Python . You can change it to point at the system Python or make those scripts py2 and 3 compatible
On Thu, Nov 17, 2016, 13:41 <[email protected]> wrote: > Hi, > > I’m experiencing a strange issue when running a toree kernel with > jupyterhub. The python version used for spark in the kernel.json is 2.7, I > verified that in the notebook itself, but in the jupyterhub logs, I see > errors from two python files, created by ambari: > > /usr/bin/hdp-select > /etc/hadoop/conf/topology_script.py > > The errors come from any code which works in python 2, but not 3, since > ambari needs python 2 to run. Unfortunately, jupyterhub needs python 3. I’m > not sure why Toree is using python 3 with these files, instead of the > python 2, specified in the kernel.json. I tested with a pyspark notebook > and did not have the same issue, so it seems to be something related to > toree’s integration with jupyterhub. > > I’ve updated the files to handle both python 2 & 3, but they seem to be > recreated when ambari and the cluster restart. I’m looking for a more > stable long term solution. > > Any Ideas? > > Ian > -- regards Marius van Niekerk
