rfkill.py 文件源码

def gettype(idx):
    """
     returns the type of the device
     :param idx: rfkill index
     :returns: the type of the device
    """
    fin = None
    try:
        fin = open(os.path.join(spath,"rfkill{0}".format(idx),'type'),'r')
        return fin.read().strip()
    except IOError:
        raise pyric.error(errno.ENODEV,"No device at {0}".format(idx))
    finally:
        if fin: fin.close()