преобразовать секунды в часы Python

method = a
import datetime
str(datetime.timedelta(seconds=666))
'0:11:06'

method = b
def convert(seconds):
    seconds = seconds % (24 * 3600)
    hour = seconds // 3600
    seconds %= 3600
    minutes = seconds // 60
    seconds %= 60      
    return "%d:%02d:%02d" % (hour, minutes, seconds)
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