pymodbus.client.asynchronous.tornado package

Asynchronous framework adapter for tornado.

class pymodbus.client.asynchronous.tornado.AsyncModbusSerialClient(*args, **kwargs)

Bases: pymodbus.client.asynchronous.tornado.BaseTornadoSerialClient

Tornado based asynchronous serial client

connect()

Connect to the socket identified by host and port

Returns:Future Return type:tornado.concurrent.Future

execute(request)

Executes a transaction :param request: Request to be written on to the bus :return:

get_socket()

Creates Pyserial object :return: serial object

class pymodbus.client.asynchronous.tornado.AsyncModbusTCPClient(*args, **kwargs)

Bases: pymodbus.client.asynchronous.tornado.BaseTornadoClient

Tornado based Async tcp client

get_socket()

Creates socket object :return: socket

class pymodbus.client.asynchronous.tornado.AsyncModbusUDPClient(*args, **kwargs)

Bases: pymodbus.client.asynchronous.tornado.BaseTornadoClient

Tornado based Async UDP client

get_socket()

Create socket object :return: socket

class pymodbus.client.asynchronous.tornado.BaseTornadoClient(*args, **kwargs)

Bases: pymodbus.client.asynchronous.mixins.AsyncModbusClientMixin

Base Tornado client

close()

Closes the underlying IOStream

connect()

Connect to the socket identified by host and port

Returns:Future Return type:tornado.concurrent.Future

execute(request=None)

Executes a transaction :param request: :return:

get_socket()

return instance of the socket to connect to

io_loop = None

on_receive(*args)

On data recieve call back :param args: data received :return:

stream = None

class pymodbus.client.asynchronous.tornado.BaseTornadoSerialClient(*args, **kwargs)

Bases: pymodbus.client.asynchronous.mixins.AsyncModbusSerialClientMixin

Base Tonado serial client

close()

Closes the underlying IOStream

execute(request=None)

Executes a transaction :param request: Request to be written on to the bus :return:

get_socket()

return instance of the socket to connect to

io_loop = None

on_receive(*args)

stream = None

class pymodbus.client.asynchronous.tornado.SerialIOStream(connection, *args, **kwargs)

Bases: tornado.iostream.BaseIOStream

Serial IO Stream class to control and handle serial connections

over tornado

close_fd()

Closes a serial Fd :return:

fileno()

Returns serial fd :return:

read_from_fd()

Reads from a fd :return:

write_to_fd(data)

Writes to a fd :param data: :return: