Get SMTP password from AWS Credentials: https://docs.aws.amazon.com/ses/latest/DeveloperGuide/smtp-credentials.html

aws_smtp_password.py

import hmac
import hashlib
import base64

AWS_SECRET_KEY = raw_input("AWS Secret Key >")

MESSAGE = "SendRawEmail"

VERSION = chr(0x02)

hm = hmac.new(AWS_SECRET_KEY, msg=MESSAGE, digestmod=hashlib.sha256)
print base64.b64encode(VERSION + hm.digest()).decode()