A Python dictionary is a fast, versatile way to store and retrieve data by way of a name or even a more complex object type, rather than just an index ... values, you’d use a structure like a ...

In order to store key-value pairs in Python, you can use the dictionary data structure. The dictionary functions in a similar fashion to the Python list, in that it is a collection of data.

Python, for all its power and popularity, has long lacked a form of flow control found in other languages—a way to take a value and match it elegantly against one of a number of possible conditions.