code: def get_i2c_device(address, busnum=None, i2c_interface=None, **kwargs):
      
      if busnum is None:
          busnum = get_default_bus()
      return Device(address, busnum, i2c_interface, **kwargs)
docs: Return an I2C device for the specified address and on the specified bus.
      If busnum isn't specified, the default I2C bus for the platform will attempt
      to be detected.