Class Hierarchy

pyzmail.parse.MailPart: Data related to a mail part (aka message content, attachment or embedded content in an email)
email.message.Message: Basic message object.
- pyzmail.parse.PyzMessage: Inherit from email.message.Message.
  - pyzmail.parse.PzMessage: Old name and interface for PyzMessage.
pyzmail.tests.test_parse.Msg: mimic a email.Message
asyncore.dispatcher
- smtpd.SMTPServer
  - pyzmail.tests.test_send.SMTPServer
object: The most base type
- exceptions.BaseException: Common base class for all exceptions
  - exceptions.Exception: Common base class for all non-exit exceptions.
    - exceptions.StandardError: Base class for all standard Python exceptions that do not represent interpreter exiting.
      - exceptions.AssertionError: Assertion failed.
- unittest.case.TestCase: A class whose instances are single test cases.