from pymodbus.client import ModbusTcpClient

client = ModbusTcpClient('localhost', port=5020)
client.connect()
# client.write_registers(address=11, values=[117])
client.write_registers(address=13, values=[1])
# client.write_registers(address=13, values=[1])


result = client.read_holding_registers(address=13, count=1)
print(result,"123===")
client.close()