Merge branch 'master' into ppc64le

docs/using/recipes.md

@@ -516,3 +516,25 @@ RUN pip install jupyter_contrib_nbextensions && \
 
 Ref:
 [https://github.com/jupyter/docker-stacks/issues/675](https://github.com/jupyter/docker-stacks/issues/675)
+
+## Enable auto-sklearn notebooks
+
+Using `auto-sklearn` requires `swig`, which the other notebook images lack, so it cant be experimented with. Also, there is no Conda package for `auto-sklearn`.
+
+```
+ARG BASE_CONTAINER=jupyter/scipy-notebook
+FROM jupyter/scipy-notebook:latest
+
+USER root
+
+# autosklearn requires swig, which no other image has
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends swig && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
+
+
+USER $NB_UID
+
+RUN pip install --quiet --no-cache-dir auto-sklearn
+```

tensorflow-notebook/Dockerfile

@@ -6,7 +6,7 @@ FROM $BASE_CONTAINER
 LABEL maintainer="Jupyter Project <jupyter@googlegroups.com>"
 
 # Install Tensorflow
-RUN pip install --quiet \
-    'tensorflow==2.1.0' && \
+RUN pip install --quiet --no-cache-dir \
+    'tensorflow==2.2.0' && \
     fix-permissions $CONDA_DIR && \
     fix-permissions /home/$NB_USER