Python Dictionaries (with Examples) - GeeksforGeeks

Python Basics: Dictionaries (Overview) – Real Python

Python Add to Dictionary: A Guide

【毎日Python】Pythonで辞書のキーを取得｜dict.keys

“`pythondef listuniqueness(thelist): dictionary = dictionary['listlength'] = len(thelist) dictionary['uniqueitems'] = len(set(thelist)) return dictionaryl = [1,2,2,4]dictionary = listuniqueness(l)print(dictionary['listlength']) # prints 4print(dictionary['uniqueitems']) # prints 3“`

Python Dictionaries Tutorial