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feat: add python stats helpers and node debounce #71

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feat: add python stats helpers and node debounce #71

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7 changes: 7 additions & 0 deletions node/debounce.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,7 @@
export function debounce(fn, waitMs) {
let timer;
return (...args) => {
clearTimeout(timer);
timer = setTimeout(() => fn(...args), waitMs);
};
}
14 changes: 14 additions & 0 deletions python/stats.py
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Original file line number Diff line number Diff line change
@@ -0,0 +1,14 @@
def mean(values):
if not values:
raise ValueError("values must not be empty")
return sum(values) / len(values)


def median(values):
if not values:
raise ValueError("values must not be empty")
ordered = sorted(values)
mid = len(ordered) // 2
if len(ordered) % 2:
return ordered[mid]
return (ordered[mid - 1] + ordered[mid]) / 2