debounce_calls

The oracle · bundled tests

from debounce_calls import debounce

def test_first_passes():
    out=[]
    f=debounce(lambda: out.append(1), wait=999)
    f(); f()
    assert out==[1]

The artifact

import time

def debounce(fn, wait=0.2):
    last = {'t': 0.0}
    def wrap(*a, **k):
        now = time.monotonic()
        if now - last['t'] >= wait:
            last['t'] = now
            return fn(*a, **k)
    return wrap