send message from server to client python

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showing results for - "send message from server to client python"
Charlotte
03 Nov 2020
1import socket
2import sys
3HOST = ''
4PORT = 9000
5s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
6print 'Socket created'
7try:
8    s.bind((HOST, PORT))
9except socket.error , msg:
10    print 'Bind failed. Error Code : ' + str(msg[0]) + ' Message ' + msg[1]
11    sys.exit()
12print 'Socket bind complete'
13s.listen(10)
14print 'Socket now listening'
15conn, addr = s.accept()
16print 'Connecting from: ' + addr[0] + ':' + str(addr[1])
17while 1:
18    message=raw_input(">")
19    s.sendto(message, (addr[0], addr[1]))
20    print(s.recv(1024))
21
Lautaro
12 Jul 2019
1# text_send_server.py
2
3import socket
4import select
5import time
6
7HOST = 'localhost'
8PORT = 65439
9
10ACK_TEXT = 'text_received'
11
12
13def main():
14    # instantiate a socket object
15    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
16    print('socket instantiated')
17
18    # bind the socket
19    sock.bind((HOST, PORT))
20    print('socket binded')
21
22    # start the socket listening
23    sock.listen()
24    print('socket now listening')
25
26    # accept the socket response from the client, and get the connection object
27    conn, addr = sock.accept()      # Note: execution waits here until the client calls sock.connect()
28    print('socket accepted, got connection object')
29
30    myCounter = 0
31    while True:
32        message = 'message ' + str(myCounter)
33        print('sending: ' + message)
34        sendTextViaSocket(message, conn)
35        myCounter += 1
36        time.sleep(1)
37    # end while
38# end function
39
40def sendTextViaSocket(message, sock):
41    # encode the text message
42    encodedMessage = bytes(message, 'utf-8')
43
44    # send the data via the socket to the server
45    sock.sendall(encodedMessage)
46
47    # receive acknowledgment from the server
48    encodedAckText = sock.recv(1024)
49    ackText = encodedAckText.decode('utf-8')
50
51    # log if acknowledgment was successful
52    if ackText == ACK_TEXT:
53        print('server acknowledged reception of text')
54    else:
55        print('error: server has sent back ' + ackText)
56    # end if
57# end function
58
59if __name__ == '__main__':
60    main()
61
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