3. Data model3. Data model¶ 3.1. Objects, values and types¶ Objects are Python’s abstraction for data. All data in a Python program is represented by objects or by relations between objects. (In a sense, and in conformance to Von Neumann’s model of a “stored program computerâ€, code is also represented by objects.) Every object has an identity, a type and a value. An object’s identity never changes once it has
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