Section 12.6 Glossary
- A collection of key-value pairs that maps from keys to values. The keys can be any immutable type, and the values can be any type.
- A data item that is mapped to a value in a dictionary. Keys are used to look up values in a dictionary.
- key-value pair
- One of the pairs of items in a dictionary. Values are looked up in a dictionary by key.
- mapping type
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