Pymodbus TCP`read

# -*- coding: utf-8 -*-

from __future__ import division, print_function, unicode_literals

from pymodbus.client.sync import ModbusTcpClient
from pymodbus.constants import Endian
from pymodbus.payload import BinaryPayloadDecoder

def get_modbus_register_data(ip_address, register, device, count=2):
        """
        Retrieve modbus data.
        """
        client = ModbusTcpClient(ip_address, timeout=10)
        client.connect()

        # Read registers
        response = client.read_holding_registers(
            address=register,  # 40162
            count=count,       # 2
            unit=device)       # 4

        decoder = BinaryPayloadDecoder.fromRegisters(
            registers=response.registers,
            byteorder=Endian.Big,
            wordorder=Endian.Little)

        value = decoder.decode_32bit_float()

        client.close()

        return value # 366 and it should be 367

DEBUG:pymodbus.transaction:Current transaction state - IDLE
DEBUG:pymodbus.transaction:Running transaction 1
DEBUG:pymodbus.transaction:SEND: 0x0 0x1 0x0 0x0 0x0 0x6 0x4 0x3 0x0 0xa0 0x0 0x2
DEBUG:pymodbus.client.sync:New Transaction state 'SENDING'
DEBUG:pymodbus.transaction:Changing transaction state from 'SENDING' to 'WAITING FOR REPLY'
DEBUG:pymodbus.transaction:Changing transaction state from 'WAITING FOR REPLY' to 'PROCESSING REPLY'
DEBUG:pymodbus.transaction:RECV: 0x0 0x1 0x0 0x0 0x0 0x7 0x4 0x3 0x4 0x0 0x0 0x43 0xb7
DEBUG:pymodbus.framer.socket_framer:Processing: 0x0 0x1 0x0 0x0 0x0 0x7 0x4 0x3 0x4 0x0 0x0 0x43 0xb7
DEBUG:pymodbus.factory:Factory Response[ReadHoldingRegistersResponse: 3]
DEBUG:pymodbus.transaction:Adding transaction 1
DEBUG:pymodbus.transaction:Getting transaction 1
DEBUG:pymodbus.transaction:Changing transaction state from 'PROCESSING REPLY' to 'TRANSACTION_COMPLETE'

def get_modbus_register_data(ip_address, register, device, count=2):
        """
        Retrieve modbus data.
        """
        client = ModbusTcpClient(ip_address, timeout=10)
        client.connect()

        # Read registers
        response = client.read_holding_registers(
            address=register,  # 40161
            count=count,       # 2
            unit=device)       # 4

        decoder = BinaryPayloadDecoder.fromRegisters(
            registers=response.registers,
            byteorder=Endian.Big,
            wordorder=Endian.Big)

        value = decoder.decode_32bit_float()

        client.close()

        return value # 367