Dictionaries are another example of a data structure. A dictionary is used to map or associate things you want to store the keys you need to get them. A dictionary in Python is just like a dictionary in the real world. Python Dictionary are defined into two elements Keys and Values.
Keys will be a single element.
Values can be a list or list within a list, numbers, etc.
Dictionaries are optimized to retrieve values when the key is known.
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