Python 3 - Second Edition

19.12    Data Classes

A data class is an aggregation of data into a structured unit. It’s a structured collection of data that shares common semantics in the context of a program.

As a first introduction, assume that you need to write a program that processes addresses, and an address should consist of a street number, street name, state, zip code,[ 102 ] and city:

2 Heritage Dr.Quincy, MA 02171  

For ease of processing, you want to store addresses so that the individual components can be accessed at any time. That means that saving the full address as a string, for example, is not an option. The tools known to you so far allow the following approaches to the representation of addresses in your program: tuples and lists, dictionaries, and named ...