The Python Oracle

Confusing object reference behaviour in recursion

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Chapters
00:00 Question
02:28 Accepted answer (Score 1)
02:53 Thank you

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Full question
https://stackoverflow.com/questions/4718...

Question links:
[this]: https://stackoverflow.com/questions/4717.../

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Tags
#python #recursion

#avk47



ACCEPTED ANSWER

Score 1


current_path = current_path[:-1] creates a new list, and binds the name current_path to this newly created list. At that stage, it is no longer the same list as result. Look at the list method pop() instead.