Python Socket.bind Examples

Programming Language: Python

Namespace/Package Name: Socket

Class/Type: Socket

Method/Function: bind

Examples at hotexamples.com: 3

Python socket programming is a networking library that allows the exchange of data between different programs or computers over the internet. In this context, the "socket" is a combination of an IP address and a port number used to identify a particular process or application.

The "socket.bind()" function is used to associate a socket with a specific network address and port number. This must be done before the socket can start listening for incoming connections or sending data.

Here are some examples of using the "socket.bind()" function in Python:

Example 1: Binding a server socket to a specific IP address and port number

import socket

# Create a TCP/IP socket
server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

# Bind the socket to a specific IP address and port number
server_address = ('127.0.0.1', 8000)
server_socket.bind(server_address)

# Start listening for incoming connections
server_socket.listen(1)

# Wait for a connection
print('Waiting for a client connection...')
client_socket, client_address = server_socket.accept()

# Receive data from the client
data = client_socket.recv(1024)

# Print the received data
print('Received data: ', data)

# Close the client and server sockets
client_socket.close()
server_socket.close()

In this example, a server socket is created using the "socket.socket()" function with the AF_INET address family and SOCK_STREAM socket type. The "socket.bind()" function is used to bind the socket to the IP address '127.0.0.1' and port number 8000. The "server_socket.listen(1)" function is used to start listening for incoming connections. When a client connects, the "server_socket.accept()" function is used to accept the connection and return a client socket object and its address. Finally, the received data is printed and the client and server sockets are closed.

Example 2: Binding a client socket to any available port number

import socket

# Create a TCP/IP socket
client_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

# Bind the socket to any available port number
client_address = ('', 0)
client_socket.bind(client_address)

# Connect to the server
server_address = ('127.0.0.1', 8000)
client_socket.connect(server_address)

# Send data to the server
data = 'Hello, server!'
client_socket.sendall(data.encode())

# Close the client socket
client_socket.close()

In this example, a client socket is created using the "socket.socket()" function with the AF_INET address family and SOCK_STREAM socket type. The "socket.bind()" function is used to bind the socket to any available port number. The "client_socket.connect()" function is used to connect to the server with the IP address '127.0.0.1' and port number 8000. Finally, data is sent to the server and the client socket is closed. Both examples use the "socket" package library, which is built into Python and does not require additional installation.

Python Socket.bind - 3 examples found. These are the top rated real world Python examples of Socket.Socket.bind extracted from open source projects. You can rate examples to help us improve the quality of examples.

Frequently Used Methods

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Socket(22)

send(3)

turnOn(3)

turnOff(3)

setType(3)

setScreen(3)

setGate(3)

update(3)

close(3)

selectData(2)

bind(2)

getSocketFd(2)

sendData(2)

setIndex(2)

send_data(2)

listen(2)

shutdown(1)

send_syn(1)

set_log(1)

startListening(1)

tryaccept(1)

closeClient(1)

addtoTime(1)

accept(1)

set_message(1)

connect_ex(1)

send_msg(1)

send2Server(1)

connect(1)

__init__(1)

recvObject(1)

recv(1)

readFloat(1)

process(1)

open(1)

initClient(1)

get_reply(1)

get_answer(1)

sendObject(1)

Example #1

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class TcpServer(object):
    def __init__(self, loop):
        self.loop_ = loop
        self.serversd_ = Socket()
        self.serversd_.bind()
        self.serversd_.listen(100)
        self.conns_ = {}
        self.events_ = Events(self.serversd_.getSocketFd(), kEevntRead)
        self.handle_ = Handle(self.events_, self.serverReadCb)
        self.loop_.addHandle(self.handle_)
        self.messageCb_ = defMessageCallback

    def initNewConn(self, acceptRet):
        print "initNewConn"
        client = acceptRet[0]
        peeraddr = acceptRet[1]

        conn = TcpConnection(self.loop_, client, peeraddr)
        conn.setMessageCallback(self.messageCb_)

        conn.connectionInit()

        self.conns_[client.fileno()] = conn

    def setMessageCallback(self, messagecb=defMessageCallback):
        self.messageCb_ = messagecb

    def serverReadCb(self, reventFd, reventMask):
        print "serverReadCb"
        assert reventFd == self.serversd_.getSocketFd()

        #(socket object, address info)
        newconn = self.serversd_.accept()
        self.initNewConn(newconn)

Example #2

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            client.close()
            stopped = True
            break
        else:
            logging.warning('Unknown request method "' + request +
                            '" : connection closed')
            client.close()
            break
    logging.debug('Conection with client closed: addr=' + clientaddr)
    exit(0)


logging.info('Video server has been started')

server = Socket()
server.bind(('127.0.0.1', 4242))
server.listen(5)

camera = cv2.VideoCapture(0)

while not stopped:
    connection = server.tryaccept(3)
    if connection is None:
        continue
    client, addr = connection
    thread = threading.Thread(target=processConnection, args=(client, camera))
    thread.start()

#for thread in threading.enumerate() :
#    if thread != threading.currentThread() :
#        thread.join()

Example #3

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File: RaspberryVideoServer.py Project: tavplubix/RobotVYE

            client.close()
            stopped = True
            break
        else :
            logging.warning('Unknown request method "' + request + '" : connection closed')
            client.close()
            break
    logging.debug('Conection with client closed: addr=' + clientaddr)
    exit(0)



logging.info('Video server has been started')

server = Socket()
server.bind(('127.0.0.1', 4242))
server.listen(5)

camera = cv2.VideoCapture(0)


while not stopped:
    connection = server.tryaccept(3)
    if connection is None :
        continue
    client,addr = connection
    thread = threading.Thread(target=processConnection, args=(client, camera))
    thread.start()

#for thread in threading.enumerate() :
#    if thread != threading.currentThread() :