message.to = 'Albert Johnson <Albert.Johnson@example.com>'
message.body = """
Dear Albert:
Your example.com account has been approved.  You can now visit
http://www.example.com/ and sign in using your Google Account to
access new features.
Please let us know if you have any questions.
The example.com Team
"""
message.html = """
<html><head></head><body>
Dear Albert:
Your example.com account has been approved.  You can now visit
http://www.example.com/ and sign in using your Google Account to
access new features.
Please let us know if you have any questions.
The example.com Team
</body></html>
"""
message.send()
Send HTML e-mail in App Engine / Python?