Testing Zerynth on NodeMCU

import streams

# import the wifi interface
from wireless import wifi

# import wifi support !!! IMPORT ESP WIFI DRIVER
from espressif.esp8266wifi import esp8266wifi as wifi_driver

pinMode(D0,OUTPUT)
streams.serial()

sleep(5000)
state = HIGH

# init the wifi driver!
# The driver automatically registers itself to the wifi interface
# with the correct configuration for the selected device

wifi_driver.auto_init()


# use the wifi interface to link to the Access Point
# change network name, security and password as needed
print("Establishing Link...")
try:
    # FOR THIS EXAMPLE TO WORK, "Network-Name" AND "Wifi-Password" MUST BE SET
    # TO MATCH YOUR ACTUAL NETWORK CONFIGURATION
    wifi.link("Network-Name",wifi.WIFI_WPA2,"Wifi-Password")
    while True:
        if state == HIGH:
            state = LOW
        else:
            state = HIGH
        print("Link Active")
        digitalWrite(D0,state)
        sleep(3000)
except Exception as e:
    print("ooops, something wrong while linking :(", e)
    while True:
        sleep(1000)