utils.py 文件源码

def get_cpu_time():
    """Return CPU time used by process and children"""
    if sys.platform != 'linux':
        return None
    rs = resource.getrusage(resource.RUSAGE_SELF)
    rc = resource.getrusage(resource.RUSAGE_CHILDREN)
    return rs.ru_utime + rs.ru_stime + rc.ru_utime + rc.ru_stime