lm35

import time
import serial
import smtplib

TO = 'workshopbluebanyan@gmail.com'
GMAIL_USER = 'workshopbluebanyan@gmail.com'
GMAIL_PASS = '@bb2015@'

SUBJECT = 'Room temperature'
TEXT = 'The room temperature is '

ser = serial.Serial('COM4', 9600)

def send_email():
    print("Sending Email")
    smtpserver = smtplib.SMTP("smtp.gmail.com",587)
    smtpserver.ehlo()
    smtpserver.starttls()
    smtpserver.ehlo
    smtpserver.login(GMAIL_USER, GMAIL_PASS)
    header = 'To:' + TO + '\n' + 'From: ' + GMAIL_USER
    header = header + '\n' + 'Subject:' + SUBJECT + '\n'
    print header
    msg = header + '\n' + TEXT + ' \n\n' + temp
    smtpserver.sendmail(GMAIL_USER, TO, msg)
    smtpserver.close()

while True:
    message = ser.readline()
    print(message)
    if message[0] == 'T' :
    temp = message[13:19]
        send_email()
    time.sleep(0.5)