[jupyterhub] misc

jupyterhub/base/Dockerfile

@@ -85,7 +85,7 @@ RUN mkdir -p /usr/local/venv && \
         neo \
         'mxnet-cu101>=1.6.0,<1.7.0' \
         && \
-    ipython kernel install --name=default --display-name "Python (Default)"
+    ipython kernel install --name=default --display-name "Python 3.8 (Default)"
 
 RUN mkdir -p /usr/local/venv && \
     python${PYTHON_VERSION} -m venv /usr/local/venv/tf2 && \
@@ -120,7 +120,7 @@ RUN mkdir -p /usr/local/venv && \
         neo \
         'mxnet-cu101>=1.6.0,<1.7.0' \
         && \
-    ipython kernel install --name=tf2 --display-name "Python (TensorFlow 2)"
+    ipython kernel install --name=tf2 --display-name "Python 3.8 (TensorFlow 2)"
 
 RUN apt-get update && \
     apt-get install -y \