Show unread E-Mails on Raspberry Pi

# Importing required Libraries
import imaplib, time, RPi.GPIO as GPIO

# Variables
username = "YOUR GOOGLE ACCOUNT EMAIL"
password = "YOUR GOOGLE ACCOUNT PASSWORD"

def init():
    print("[*] Initialising Connection to IMAP-Server...")
    mail = imaplib.IMAP4_SSL('imap.gmail.com')
    mail.login(username, password)
    print("[+] Selecting Inbox...")

    print("[*] Initialising GPIOs...")
    GPIO.setmode(GPIO.BCM)
    GPIO.setup(17, GPIO.OUT)
    GPIO.setup(27, GPIO.OUT)
    GPIO.setup(22, GPIO.OUT)

    return mail

def stage1():
    print("[+] Selected STAGE1")
    GPIO.output(17, 1)

def stage2():
    print("[+] Selected STAGE2")
    GPIO.output(27, 1)

def stage3():
    print("[+] Selected STAGE3")
    GPIO.output(22, 1)

def dark():
    GPIO.output(17, 0)
    GPIO.output(27, 0)
    GPIO.output(22, 0)

def retrMail(obj):
    print("[*] Retrieving new unread Mails... ", end="")
    obj.select("inbox")
    return len(obj.search(None, 'Unseen')[1][0].split())

def analyze(new):
    if new >= 1 and new <= 3:
        dark()
        stage1()
    elif new >= 4 and new <= 10:
        dark()
        stage1()
        stage2()
    elif new >= 10:
        dark()
        stage1()
        stage2()
        stage3()
    else:
        print("[-] No unread Mails. Switching to dark")
        dark()

def main():
    obj = init()
    new = retrMail(obj)
    print(new)
    analyze(new)

    try:
        while 1:
            time.sleep(660)     # 11 Minutes = 660 Seconds
            new = retrMail(obj)
            print(new)
            analyze(new)
    except KeyboardInterrupt:
        GPIO.cleanup()
        exit(0)

main()