Update to try and resolve xlocale.h issue

jupyterlab/Dockerfile

@@ -1,9 +1,8 @@
 FROM python:alpine
 
 # Install required packages
-RUN apk add --update alpine-sdk
+RUN apk add --update --virtual=.build-dependencies alpine-sdk nodejs ca-certificates musl-dev gcc python-dev make cmake g++ gfortran
 RUN apk add --update git
-RUN apk add --update nodejs
 
 # Install Jupyter
 RUN pip install jupyter
@@ -13,9 +12,26 @@ RUN jupyter nbextension enable --py widgetsnbextension
 # Install JupyterLab
 RUN pip install jupyterlab && jupyter serverextension enable --py jupyterlab
 
+# Additional packages for compatability (glibc)
+RUN wget -q -O /etc/apk/keys/sgerrand.rsa.pub https://raw.githubusercontent.com/sgerrand/alpine-pkg-glibc/master/sgerrand.rsa.pub && \
+  wget https://github.com/sgerrand/alpine-pkg-glibc/releases/download/2.23-r3/glibc-2.23-r3.apk && \
+  wget https://github.com/sgerrand/alpine-pkg-glibc/releases/download/2.23-r3/glibc-i18n-2.23-r3.apk && \
+  wget https://github.com/sgerrand/alpine-pkg-glibc/releases/download/2.23-r3/glibc-bin-2.23-r3.apk && \
+  apk add --no-cache glibc-2.23-r3.apk glibc-bin-2.23-r3.apk glibc-i18n-2.23-r3.apk && \
+  rm "/etc/apk/keys/sgerrand.rsa.pub" && \
+  /usr/glibc-compat/bin/localedef --force --inputfile POSIX --charmap UTF-8 C.UTF-8 || true && \
+  echo "export LANG=C.UTF-8" > /etc/profile.d/locale.sh && \
+  ln -s /usr/include/locale.h /usr/include/xlocale.h && \
+  \
+  apk del glibc-i18n && \
+  apk del .build-dependencies && \
+  rm glibc-2.23-r3.apk glibc-bin-2.23-r3.apk glibc-i18n-2.23-r3.apk && \
+  rm -rf /var/cache/apk/*
+
+ENV LANG=C.UTF-8
+
 # Install Python Packages & Requirements (Done near end to avoid invalidating cache)
 ADD requirements.txt requirements.txt
-RUN apk add libgcc libstdc++ libpng tcl tk
 RUN pip install -r requirements.txt
 
 # Expose Jupyter port & cmd

jupyterlab/requirements.txt

@@ -1,3 +1,5 @@
+numpy
+pandas
+matplotlib
 #netCDF4
 folium
-pandas