finish removing files from $HOME

- mplimporthook should be obsolete with matplotlib 2.0
- curlrc seems to be obsolete now (updates to base image?)
- set WORKDIR to $HOME instead of $HOME/work (leave work there for compatibility)

base-notebook/Dockerfile

@@ -52,9 +52,8 @@ RUN useradd -m -s /bin/bash -N -u $NB_UID $NB_USER && \
 
 USER $NB_USER
 
-# Setup jovyan home directory
-RUN mkdir /home/$NB_USER/work && \
-    echo "cacert=/etc/ssl/certs/ca-certificates.crt" > /home/$NB_USER/.curlrc
+# Setup work directory for backward-compatibility
+RUN mkdir /home/$NB_USER/work
 
 # Install conda as jovyan
 RUN cd /tmp && \
@@ -77,7 +76,7 @@ RUN conda install --quiet --yes \
 USER root
 
 EXPOSE 8888
-WORKDIR /home/$NB_USER/work
+WORKDIR $HOME
 
 # Configure container startup
 ENTRYPOINT ["tini", "--"]

scipy-notebook/Dockerfile

@@ -86,10 +86,6 @@ RUN ln -s $CONDA_DIR/envs/python2/bin/pip $CONDA_DIR/bin/pip2 && \
 ENV XDG_CACHE_HOME /home/$NB_USER/.cache/
 RUN MPLBACKEND=Agg $CONDA_DIR/envs/python2/bin/python -c "import matplotlib.pyplot"
 
-# Configure ipython kernel to use matplotlib inline backend by default
-RUN mkdir -p $HOME/.ipython/profile_default/startup
-COPY mplimporthook.py $HOME/.ipython/profile_default/startup/
-
 USER root
 
 # Install Python 2 kernel spec globally to avoid permission problems when NB_UID

scipy-notebook/mplimporthook.py

-"""Startup script for IPython kernel.
-
-Installs an import hook to configure the matplotlib backend on the fly.
-
-Originally from @minrk at 
-https://github.com/minrk/profile_default/blob/master/startup/mplimporthook.py
-Repurposed for docker-stacks to address repeat bugs like
-https://github.com/jupyter/docker-stacks/issues/235.
-"""
-import sys
-from IPython import get_ipython
-
-class MatplotlibFinder(object):
-    """Import hook that notices when matplotlib.pyplot or pylab is imported
-    and tries to configure the matplotlib backend appropriately for the
-    environment.
-    """
-    _called = False
-    
-    def find_module(self, fullname, path=None):
-        if self._called:
-            # already handled
-            return
-        
-        if fullname not in ('pylab', 'matplotlib.pyplot'):
-            # not matplotlib
-            return
-        
-        # don't call me again
-        self._called = True
-        
-        try:
-            # remove myself from the import hooks
-            sys.meta_path = [loader for loader in sys.meta_path if loader is not self]
-        except ValueError:
-            pass
-        
-        ip = get_ipython()
-        if ip is None:
-            # not in an interactive environment
-            return
-            
-        if ip.pylab_gui_select:
-            # backend already selected
-            return
-            
-        if hasattr(ip, 'kernel'):
-            # default to inline in kernel environments
-            ip.enable_matplotlib('inline')
-        else:
-            print('enabling matplotlib')
-            ip.enable_matplotlib()
-
-# install the finder immediately
-sys.meta_path.insert(0, MatplotlibFinder())
\ No newline at end of file