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Python: Essential Reference, Third Edition by David Beazley

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Chapter 3. Types and Objects

ALL THE DATA STORED IN A PYTHON program is built around the concept of an object. Objects include fundamental data types such as numbers, strings, lists, and dictionaries. It’s also possible to create user-defined objects in the form of classes or extension types. This chapter describes the Python object model and provides an overview of the built-in data types. Chapter 4, “Operators and Expressions,” further describes operators and expressions.

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