tweak how the python2 kerenl is installed
install in its own prefix as well
MODIFY
repo2docker/detectors.py
repo2docker/detectors.py
@@ -68,7 +68,8 @@ class LegacyBinderDockerBuildPack(DockerBuildPack):
conda remove -n python3 nb_conda_kernels && \
conda install -n root ipykernel==4.6.0 && \
/home/main/anaconda2/envs/python3/bin/ipython kernel install --sys-prefix && \
- /home/main/anaconda2/bin/ipython kernel install --prefix=/home/main/anaconda2/envs/python3
+ /home/main/anaconda2/bin/ipython kernel install --prefix=/home/main/anaconda2/envs/python3 && \
+ /home/main/anaconda2/bin/ipython kernel install --sys-prefix
ENV JUPYTER_PATH /home/main/anaconda2/share/jupyter:$JUPYTER_PATH
CMD jupyter notebook --ip 0.0.0.0
"""), config=True)

tweak how the python2 kerenl is installed

install in its own prefix as well