select_echo_slow_client.py

#!/usr/bin/env python3
# encoding: utf-8
#
# Copyright (c) 2010 Doug Hellmann.  All rights reserved.
#
"""Client half of echo example
"""

#end_pymotw_header
import socket
import sys
import time

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

# Connect the socket to the port where the server is listening
server_address = ('localhost', 10000)
print('connecting to {} port {}'.format(*server_address),
      file=sys.stderr)
sock.connect(server_address)

time.sleep(1)

messages = [
    'Part one of the message.',
    'Part two of the message.',
]
amount_expected = len(''.join(messages))

try:

    # Send data
    for message in messages:
        data = message.encode()
        print('sending {!r}'.format(data), file=sys.stderr)
        sock.sendall(data)
        time.sleep(1.5)

    # Look for the response
    amount_received = 0

    while amount_received < amount_expected:
        data = sock.recv(16)
        amount_received += len(data)
        print('received {!r}'.format(data), file=sys.stderr)

finally:
    print('closing socket', file=sys.stderr)
    sock.close()