import socket
import time
# create a socket object
serversocket = socket.socket(socket.AF_INET,
socket.SOCK_STREAM)
# get local machine name
host = socket.gethostname()
port = 4000
# bind to the port
serversocket.bind((host, port))
# queue up to 5 requests
serversocket.listen(5)
print("Servidor", host, "esperando conexão na porta", port)
while True:
 # establish a connection
 clientsocket,addr = serversocket.accept()
 print("Got a connection from %s" % str(addr))
 currentTime = time.ctime(time.time()) + "rn"
 clientsocket.send(currentTime.encode('ascii'))
 clientsocket.close()

# client.py
    import socket
    import platform
    # create a socket object
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    # get local machine name
    host = socket.gethostname()
    port = 4000
    # connection to hostname on the port.
    s.connect((host, port))
    # Receive no more than 1024 bytes
    tm = s.recv(1024)
    x = ip = s.getsockname()
    sis = platform.system()


#***************** Opções ***************************
print("******************************************")
print("Comandos: n 1 - Data n 2 - Rede n 3 - Sistema n 0 - Terminar Conexão atual")
print("******************************************")

co = "oi"

while (co != "0"):
    co = input(str("Digite o comando: "))
    if co == "1":
        print("A data e hora atual do servidor é %s n" % tm.decode('ascii'))
    if co == "2":
        print(" Nome do host: {} n IP e Porta do Cliente: {} n".format(host, x))
    if co == "3":
        print("Sistema Operacional: {} n".format(sis))

s.close()

import platform
import socket
import html
from flask import Flask, request, render_template  # importa a classe Flask

# create a socket object
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# get local machine name
host = socket.gethostname()
port = 4000
# connection to hostname on the port.
s.connect((host, port))
# Receive no more than 1024 bytes
tm = s.recv(1024)
x = ip = s.getsockname()
sis = platform.system()
s.close()


app = Flask(__name__)


@app.route('/', methods=['POST'])
def my_form():
    if request.method == 'POST':
        return render_template("form.html")
    elif request.method == 'GET':
        return  render_template("form.html")

if __name__ == "__main__":
     app.run(host='0.0.0.0', port=4000)