Https://hub.binder.jovian.ai/user/naveethpalan/api-git-5a62a5d-57549e589f9ab_1-95tbroxo/notebooks/python-functions-and-scope.ipynb

What is return value?

First:
Links in topic titles are unclickable, so only few people would be inclined to visit it.

Second:
You’ve posted a link to a binder notebook, which is available only to you (I doubt it would be available to anyone else). You need to store it somewhere (for example, commit() and use the link from your jovian profile) so it can be accessed.