python udp time demo

import socket
import time

if __name__ == '__main__':
    mysocket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    host_port = ("127.0.0.1", 9527)
    mysocket.bind(host_port)
    #input("wait for msg: ")
    while True:
        print('waitting for request')
        data, addr = mysocket.recvfrom(1024)
        print("request type: {}, from: {}".format(data.decode(), addr))
        response = ''
        if data.decode() == 'time':
            response = time.strftime("%H:%M:%S", time.localtime())
        elif data.decode() == 'date':
            response = time.strftime("%Y-%m-%d", time.localtime())
        elif data.decode() == 'datetime':
            response = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())
        elif data.decode() == 'quit':
            response = "server quit"
        else:
            response = "invalid request"
        mysocket.sendto(response.encode(), addr)
        if data.decode() == 'quit':
            exit(0)

import socket

def myinput():
     while True:
        myinput = input("input time or date: ")
        if not myinput:
            print("empty input")
            continue
        if myinput == 'time':
            return 'time'
        if myinput == 'date':
            return 'date'
        if myinput == 'datetime':
            return 'datetime'
        if myinput == 'quit':
            return 'quit'
        print('invalid input')

if __name__=='__main__':
    mysocket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    while True:
        choice = myinput()
        mysocket.sendto(choice.encode(), ('127.0.0.1', 9527))
        data, addr = mysocket.recvfrom(1024)
        print("data: {}, addr: {}".format(data.decode(), addr))
        if choice == 'quit':
            print('quit')
            exit(0)