Python's permutations function (deep dive & implementation)
How does Python compute permutations?
It's not as complex as you might think! In this video we take a very deep dive and explain the code that Python uses to compute permutations.
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itertools docs: https://docs.python.org/3/library/ite...
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CHAPTERS
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0:00 Intro
0:41 itertools permutations
2:14 counting permutations
2:58 recursive permutations
8:53 recursion limit
10:25 eliminating recursion
11:31 countdown ticker
14:01 iterative permutations
14:24 allowing any iterable
14:56 comparing ours vs itertools
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