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def printuptime(duration):    seconds = ( duration % 60)    minutes = ( duration - seconds * 1) / 60    hours = ( duration - minutes * 60 -seconds) / 60    days = ( duration - hours * 3600 - minutes * 60 - seconds) / 24    chaine = u"Je suis en vie depuis "    if days:        chaine += u"%d jours " % days    if hours:        chaine += u"%2d h " % hours    if minutes:        chaine += u"%2d min " % minutes    if seconds:        chaine += u"%2d s " % seconds    return chaine