Simple Client/Server Sockets

client.py

# https://gist.github.com/ycaty
import json
from uuid import uuid4
import socket
import time

HOST = "127.0.0.1"
PORT = 65432


def send_data(letter):
    try:

        # json.dumps(letter) => makes dict_letter into str_letter
        # .encode() => makes str_letter into _bytes_letter
        letter = json.dumps(letter).encode()

        with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
            s.connect((HOST, PORT))
            s.send(letter )
            ret_data = s.recv(1024)
            ret_data = json.loads(ret_data)
            letter = json.loads(letter)

            if letter['id'] == ret_data['id']:
                print ('woot id==id')
            else:
                while True:
                    print ('id!=id ... wut')
                    time.sleep(1)
    except Exception as e:
        print('error ', e)
        return 0
    return 1


while True:

    id = str(uuid4())
    letter = {'data': {'one': 'uwo'},
              'id':id

              }

    ret = send_data(letter)
    if ret:
        print('success!')
    else:
        print('failed')
    time.sleep(1)

server.py

# https://gist.github.com/ycaty
import json
import socket
import time
HOST = "127.0.0.1"
PORT = 65432


def do_stuff(dict):
    try:
        print (dict)
        print (type(dict))
        dict = json.loads(dict) #_bytes to _dict
        with open('data.json','w') as f:
            json.dump(dict,f,indent=4)
            f.flush()
            f.close()
            print ('wrote to file!!')
    except Exception as e:
        print ('error writing to file => ',e)


while True:
    with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
        print ('hmm')
        s.bind((HOST, PORT))
        s.listen()
        conn, addr = s.accept()
        with conn:
            print("hi => ",addr)

            data = conn.recv(1024)


            print('got data => ', data)
            do_stuff(data)
            time.sleep(5)

            #data = b'ratatatats'
            conn.send(data)
            time.sleep(5)