def send_email(recipient, subject, body):
    import smtplib
    user='XXXX@gmail.com'
    pwd='XXXX'
    FROM = user
    TO = recipient if isinstance(recipient, list) else [recipient]
    SUBJECT = subject
    TEXT = body

    # Prepare actual message
    message = """From: %s\nTo: %s\nSubject: %s\n\n%s
    """ % (FROM, ", ".join(TO), SUBJECT, TEXT)
    try:
        server = smtplib.SMTP("smtp.gmail.com", 587)
        server.ehlo()
        server.starttls()
        server.login(user, pwd)
        server.sendmail(FROM, TO, message)
        server.close()
        print ('successfully sent the mail')
    except:
        print ("failed to send mail")

import datetime
def dateS():
    return datetime.datetime.now().strftime('%Y-%m-%d')
def timeS():
    return datetime.datetime.now().strftime('%H:%M:%S')

import serial, time,os
#arduino = os.popen("sudo aimsadmin /dev/ttyAMA0", "r")  # send terminal commande with root permission and save the resulte in "arduino"
arduino = serial.Serial('/dev/ttyACM0', 9600, timeout=.1)
print("Port is open")
time.sleep(1) #give the connection a second to settle


while True:
    data = arduino.readline()
    if data:
        if data==b'Alert!!!\r\n':
            print("Alert!!!")
        else:
            if data==b'Used\r\n':
                print('Generator on')
            else:
                print (float(data)) #strip out the new lines for now
                send_email('XXXXXXX@gmail.com','Fueling Operation','Prototype'+'\n'+float(data)+'\n'+dateS()+'\n'+timeS())
        # (better to do .read() in the long run for this reason
        time.sleep(2)
    else:
        print("Empty")
        time.sleep(2)