Add ipywidgets

roles/ipynb/tasks/notebooks.yml

@@ -11,3 +11,12 @@
   tags: notebook
   when: ansible_distribution == 'Fedora'
 
+- name: install Jupyter notebook extensions
+  pip:
+    name: "{{ item }}"
+    executable: /usr/bin/pip3
+    state: installed
+  become: yes
+  with_items:
+  - ipywidgets
+  tags: notebook