def resolution()

in otava/util.py [0:0]

• 10 lines of code
• 5 McCabe index (conditional complexity)

def resolution(time: List[int]) -> int:
    """
    Graphite has a finite time resolution and the timestamps are rounded
    to e.g. full days. This function tries to automatically detect the
    level of rounding needed by inspecting the minimum time distance between the
    data points.
    """
    res = 24 * 3600
    if len(time) < 2:
        return res
    for (a, b) in sliding_window(time, 2):
        if b - a > 0:
            res = min(res, b - a)
    for t in time:
        res = math.gcd(res, t)
    return res