Writting a multiple interface driver in lantz

lantz_multiple.py

class _A33120(object):
    """Agilent 33120A Function/Arbitrary Waveform Generator
    """

    # Here goes the code for the instrument functions that
    # are available in *both* GPIB and RS-232 


class A33120Serial(_A33120, SerialDriver):
    """Agilent 33120A Function/Arbitrary Waveform Generator
    RS-232 communication
    """

    # Here goes the code for the instrument functions that
    # are available *only* in RS-232 


class A33120GPIB(_A33120, GPIBVisaDriver):
    """Agilent 33120A Function/Arbitrary Waveform Generator
    GPIB communication
    """

    # Here goes the code for the instrument functions that
    # are available *only* in GPIB