Python/other/fischer_yates_shuffle.py

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#!/usr/bin/python
"""
The FisherYates shuffle is an algorithm for generating a random permutation of a
finite sequence.
For more details visit
wikipedia/Fischer-Yates-Shuffle.
"""
import random
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def fisher_yates_shuffle(data: list) -> list:
for _ in range(len(list)):
a = random.randint(0, len(list) - 1)
b = random.randint(0, len(list) - 1)
list[a], list[b] = list[b], list[a]
return list
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if __name__ == "__main__":
integers = [0, 1, 2, 3, 4, 5, 6, 7]
strings = ["python", "says", "hello", "!"]
print("Fisher-Yates Shuffle:")
print("List", integers, strings)
print("FY Shuffle", fisher_yates_shuffle(integers), fisher_yates_shuffle(strings))