REST APIs with Flask and Python - Mutable Default Parameters (and Why They're a Bad Idea)

The video tutorial discusses the pitfalls of using mutable default parameters in Python, using a student class example to illustrate the problem. It explains how mutable defaults can lead to unexpected behavior, such as shared state between instances. The tutorial provides a solution by using 'None' as a default and initializing the list within the function. It emphasizes best practices, advising against mutable defaults and suggesting alternatives like immutable types or initializing within the function.

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