what does it mean?

import pycom from network import WLAN import machine wlan = WLAN (mode=WLAN.STA) pycom. heartbeat(False) nets = wlan.scan) ssidWifi = "mywifi" password = "mywifikey" for net in nets: if net.ssid == ssidWifi: #Print that network is found print("Network found!') wlan.connect(net.ssid, auth=(net.sec, password), timeout=5000)