Python serial 模块，STOPBITS_ONE_POINT_FIVE 实例源码

def __init__(self,
                 port: str,
                 baudrate: int,
                 bytesize: int,
                 stopbits: float,
                 parity: str,
                 timeout: float,
                 xonxoff: bool,
                 rtscts: bool):
        """Converts data from JSON format to serial.Serial format."""
        self._port = port
        self._baudrate = baudrate
        self._bytesize = {
            5: serial.FIVEBITS,
            6: serial.SIXBITS,
            7: serial.SEVENBITS,
            8: serial.EIGHTBITS
        }[bytesize]
        self._stopbits = {
            1: serial.STOPBITS_ONE,
            1.5: serial.STOPBITS_ONE_POINT_FIVE,
            2: serial.STOPBITS_TWO
        }[stopbits]
        self._parity = {
            'none': serial.PARITY_NONE,
            'even': serial.PARITY_EVEN,
            'odd': serial.PARITY_ODD,
            'mark': serial.PARITY_MARK,
            'space': serial.PARITY_SPACE
        }[parity]
        self._timeout = timeout
        self._xonxoff = xonxoff
        self._rtscts = rtscts