Merge pull request #1029 from mpmdean/master

Try to get ipympl working

docs/using/selecting.md

@@ -84,7 +84,7 @@ packages from [conda-forge](https://conda-forge.github.io/feedstocks)
 [numba](https://numba.pydata.org/), [bokeh](https://bokeh.pydata.org/en/latest/), [sqlalchemy](https://www.sqlalchemy.org/), [hdf5](http://www.h5py.org/),
 [vincent](http://vincent.readthedocs.io/en/latest/), [beautifulsoup](https://www.crummy.com/software/BeautifulSoup/),
 [protobuf](https://developers.google.com/protocol-buffers/docs/pythontutorial), and [xlrd](http://www.python-excel.org/) packages
-* [ipywidgets](https://ipywidgets.readthedocs.io/en/stable/) for interactive visualizations in Python notebooks
+* [ipywidgets](https://ipywidgets.readthedocs.io/en/stable/) and [ipympl](https://github.com/matplotlib/jupyter-matplotlib) for interactive visualizations and plots in Python notebooks
 * [Facets](https://github.com/PAIR-code/facets) for visualizing machine learning datasets
 
 ### jupyter/tensorflow-notebook
@@ -206,4 +206,3 @@ binder:[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/
 
 
 See the [contributing guide](../contributing/stacks.md) for information about how to create your own Jupyter Docker Stack.
-

scipy-notebook/Dockerfile

@@ -26,6 +26,7 @@ RUN conda install --quiet --yes \
     'h5py=2.10.*' \
     'hdf5=1.10.*' \
     'ipywidgets=7.5.*' \
+    'ipympl=0.5.*'\
     'matplotlib-base=3.1.*' \
     'numba=0.48.*' \
     'numexpr=2.7.*' \
@@ -40,6 +41,7 @@ RUN conda install --quiet --yes \
     'statsmodels=0.11.*' \
     'sympy=1.5.*' \
     'vincent=0.4.*' \
+    'widgetsnbextension=3.5.*'\
     'xlrd' \
     && \
     conda clean --all -f -y && \
@@ -48,8 +50,9 @@ RUN conda install --quiet --yes \
     # Also activate ipywidgets extension for JupyterLab
     # Check this URL for most recent compatibilities
     # https://github.com/jupyter-widgets/ipywidgets/tree/master/packages/jupyterlab-manager
-    jupyter labextension install @jupyter-widgets/jupyterlab-manager@^1.0.1 --no-build && \
+    jupyter labextension install @jupyter-widgets/jupyterlab-manager@^1.1.0 --no-build && \
     jupyter labextension install jupyterlab_bokeh@1.0.0 --no-build && \
+    jupyter labextension install jupyter-matplotlib --no-build && \
     jupyter lab build && \
     npm cache clean --force && \
     rm -rf $CONDA_DIR/share/jupyter/lab/staging && \