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Update 70_random.py

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blueloveTH 2024-02-15 00:21:51 +08:00
parent 7095db428c
commit e5097f734f
1 changed files with 14 additions and 0 deletions
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14
tests/70_random.py
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@ -42,3 +42,17 @@ try:
exit(1)
except IndexError:
pass
seq = [1, 2, 3, 4]
weights = [0.1, 0.2, 0.2, 0.5]
k = 1000
res = r.choices(seq, weights, k=k)
assert len(res) == k and isinstance(res, list)
max_error = 0.03
for i in range(len(seq)):
actual_w = res.count(seq[i]) / k
assert abs(actual_w - weights[i]) < max_error