how to create multi-level directory by using genanki

[YuseiwithJackandCrow]

I have extracted many words from a book and I want to create a single deck file, but with expandable subdirectories where the subdirectory names serve as the titles.
there is an example

[tyler-keller]

Found the answer here:
#107

You can name a deck name=f'{deck_name}::{subdeck_name}' to get a similar drop down functionality.

[YuseiwithJackandCrow]

Found the answer here: #107

You can name a deck name=f'{deck_name}::{subdeck_name}' to get a similar drop down functionality.

thank you so much.I have just see your reply right now. your methods are indeed helpful.