How to tell the difference between a user-defined class and a built-in in Python 3?

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Track title: CC E Schuberts Piano Sonata D 784 in A

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Chapters
00:00 Question
01:07 Accepted answer (Score 3)
01:34 Answer 2 (Score 3)
02:20 Thank you

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Full question
https://stackoverflow.com/questions/5629...

Answer 1 links:
[What is the difference between old style and new style classes in Python?]: https://stackoverflow.com/q/54867/674039

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Tags
#python #python3x #class #types

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