A project I'm involved in uses testbook to test code cells of Jupyter notebooks. Patching works fine — unless the code to be tested asks for
mumps
mouseover
htmleditorextender
javascript-automation
google-ios-vision
asyncdisplaykit
url-helper
gtm-database
android-tablayout
horizontal-accuracy
gwttestcase
flannbasedmatcher
uicollectionviewlayout
atlassian-crucible
recycle-bin
kubespray
flashdevelop
tensorrt
walkthrough
react-swipeable-list
android-logcat
server-side
tipsy
openxml
marionette
ovirt
bizcharts
gnu-indent
wm-touch
getenv