Server.py

import socket, platform, os

SRV_ADDR = input("Enter the Server Address: ")
SRV_PORT = 6666

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.getsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.bind((SRV_ADDR, SRV_PORT))

s.listen(1)
connection, address = s.accept()

while 1:
    try:
        data = connection.recv(1024)

    except:
        continue

    if(data.decode('utf-8') == '1'):

        tosend = platform.platform() + " " + platform.machine()
        connection.sendall(tosend.encode())

    elif(data.decode('utf-8') == '2'):

        data = connection.recv(1024)
        try:
            filelist = os.listdir(data.decode('utf-8'))
            tosend = ""
            for x in filelist:
                tosend += "," + x
        except:
            tosend = "Wrong Path!"

        connection.sendall(tosend.encode())

    elif (data.decode ('utf-8') == '3'):

        connection.close()
        connection, address = s.accept ( )