add Solis inverter

[ndrsnhs]

openWB/openwb-ui-settings#526

[LKuemmel]

Wenn Du das offset in eine Variable packst, wird es übersichtlicher:

Suggested change

	if self.version == SolisVersion.inverter:
	# register offset -1
	power = client.read_holding_registers(3262, ModbusDataType.INT_32, unit=unit)
	powers = client.read_holding_registers(3256, [ModbusDataType.INT_32]*3, unit=unit)
	frequency = client.read_holding_registers(3281, ModbusDataType.UINT_16, unit=unit) / 100
	imported = client.read_holding_registers(3282, ModbusDataType.UINT_32, unit=unit) * 10
	exported = client.read_holding_registers(3284, ModbusDataType.UINT_32, unit=unit) * 10
	elif self.version == SolisVersion.hybrid:
	power = client.read_holding_registers(33263, ModbusDataType.INT_32, unit=unit)
	powers = client.read_holding_registers(33257, [ModbusDataType.INT_32]*3, unit=unit)
	frequency = client.read_holding_registers(33282, ModbusDataType.UINT_16, unit=unit) / 100
	imported = client.read_holding_registers(33283, ModbusDataType.UINT_32, unit=unit) * 10
	exported = client.read_holding_registers(33285, ModbusDataType.UINT_32, unit=unit) * 10
	if self.version == SolisVersion.inverter:
	register_offset = 0
	elif self.version == SolisVersion.hybrid:
	register_offset = 1
	power = client.read_holding_registers(3262 + register_offset, ModbusDataType.INT_32, unit=unit)
	powers = client.read_holding_registers(3256 + register_offset, [ModbusDataType.INT_32]*3, unit=unit)
	frequency = client.read_holding_registers(3281 + register_offset, ModbusDataType.UINT_16, unit=unit) / 100
	imported = client.read_holding_registers(3282 + register_offset, ModbusDataType.UINT_32, unit=unit) * 10
	exported = client.read_holding_registers(3284 + register_offset, ModbusDataType.UINT_32, unit=unit) * 10