import time
import wifi
import socketpool

from secrets import secrets

pool = socketpool.SocketPool(wifi.radio)

print("Connect...")
wifi.radio.connect(secrets["ssid"], secrets["password"])
print("RSSI", wifi.radio.ap_info.rssi)

count = 0
packet = bytearray(1)
while True:
    count += 1
    print(count, end=" ")
    packet[0] = 0xFF
    with pool.socket(pool.AF_INET, pool.SOCK_DGRAM) as sock:
        print("Send...")
        sock.sendto(packet, ("192.168.4.32", 16384))
    time.sleep(1)

Adafruit CircuitPython 6.2.0-beta.0 on 2021-01-22; FeatherS2 with ESP32S2
>>> import ntp
Connect...
RSSI -43
1 Send...
2 Send...
3 Send...
4 Send...
5 Send...
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "ntp.py", line 21, in <module>
  File "ntp.py", line 21, in <module>
RuntimeError: Out of sockets

import time
import socket

pool = socket

count = 0
packet = bytearray(1)
while True:
    count += 1
    print(count, end=" ")
    packet[0] = 0xFF
    with pool.socket(pool.AF_INET, pool.SOCK_DGRAM) as sock:
        print("Send...")
        sock.sendto(packet, ("192.168.4.32", 16384))
    time.sleep(1)