from machine import *
from time import *
# pin allocation
LDR = Pin(6, Pin.IN)
Red_LED = Pin(1, Pin.OUT)
Blue_LED = Pin(2, Pin.OUT)
Yellow_LED = Pin(8, Pin.OUT)
Green_LED = Pin(10, Pin.OUT)

while True:
    ldr_value = LDR.value()
    print("LDR Value is ", ldr_value)
    if ldr_value == 1:
        # Yellow_LED, Green_LED --> OFF
        Yellow_LED.value(0)
        Green_LED.value(0)
        # Red_LED, Blue_LED --> BLINK
        Red_LED.value(0)
        Blue_LED.value(1)
        Blue_LED.value(1)
        sleep (0.25)
        Red_LED.value(1)
        Blue_LED.value (0)
        sleep (0.25)

    else :
        # Red_LED , Green_LED --> OFF
        Red_LED.value(0)
        Blue_LED.value(0)
        # Yellow_LED , Green_LED --> BLINK
        Yellow_LED.value(0)
        Green_LED.value (1)
        sleep(0.25)
        Yellow_LED.value (1)
        Green_LED.value (0)
        sleep(0.25)