Python Basics · Unit 7
Separate Presence from Stored Value
Distinguish missing dictionary keys from present None, False, zero, empty text, and other stored values.
About this lesson
Distinguish missing dictionary keys from present None, False, zero, empty text, and other stored values.
Part of Dictionaries and Structured Data
This lesson belongs to a structured unit with 12 lessons, guided practice, checkpoints, and a reviewed assessment pathway.