send and recv udp python

recv.py

import socket

sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
sock.bind(('0.0.0.0', 5005))

while True:
    data, addr = sock.recvfrom(65536)
    print("received: %d" % len(data))

send.py

import socket

sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)

for i in range(65507+1):
    print('size = %d' % i)
    sock.sendto('*' * i, ('127.0.0.1', 5005))