class ModbusRTU:
    def __init__(self, address=1, baud=9600,  bits=8, parity="n", stopbits=1, instrument="/dev/ttyS0"):
       self.address = address
       self.baud = baud
       self.bits = bits
       self.parity = parity
       self.stopbits = stopbits
       self.instrument = instrument

    def read():
        pass

    def write():
        pass
def ModbusRTURead():
    return "Modbus Read"

def EthernetIPRead():
    return "EthernetIP Read"