PythonでTCPソケット通信サンプル

#サーバー側

server.py

import socket
import numpy as np
import time

PORT = 12345

with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
    host = (socket.gethostbyname(socket.gethostname()))
    print(f"{host = }")
    s.bind((host, PORT))

    while True:
        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        s.listen(1)
        print("listen")
        conn, addr = s.accept()
        print("accept")
        i = 0

        while True:
            try:
                print(f"{i*0.04:.03f}")
                i += 1
                data = np.zeros(3*64, dtype="int16")
                conn.sendall(data)
                time.sleep(0.04)

            except KeyboardInterrupt:
                print('Interrupted.')
                break

            except:
                break

#クライアント側

client.py

import socket

HOST = '172.27.128.1'
PORT = 12345

recv_size = 0
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
    print(s.connect((HOST, PORT)))

    while 1:
        data = s.recv(1024)
        recv_size += len(data)
        print(len(data), recv_size)