Send Emails in Python 3

send_email.py

# Send emails in Python, converted for Python 3.6 by iCrazyBlaze
import smtplib
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText

# Your email details
fromaddr = "your email"
PASSWORD = "your password"

# Email message
SUBJECT = "Test message"
body = "This is a test"
toaddr = "address of who you're sending it to"

try:
    msg = MIMEMultipart()
    msg['From'] = fromaddr
    msg['To'] = toaddr
    msg['Subject'] = SUBJECT

    msg.attach(MIMEText(body, 'plain'))

    server = smtplib.SMTP('smtp.gmail.com', 587)
    server.starttls()
    server.login(fromaddr, PASSWORD)
    text = msg.as_string()
    server.sendmail(fromaddr, toaddr, text)
    server.quit()
    print("Email sent to '" + toaddr + "' successfully!")
except:
    print("An error occured!")

not Working