Code not displaying Graph

[Palbha Nazwale]

I really like the code but the graphs are not displaying anything at my end .. Please suggest .
Refereed below blog for everything :

https://towardsdatascience.com/the-next-level-of-data-visualization-in-python-dd6e99039d5e

[adityapat3l]

Can you provide some more detail on how to reproduce the issue? Or which particular section of the blog was causing the graphs to not display?