/Lib/email/mime/base.py

 1# Copyright (C) 2001-2006 Python Software Foundation
 2# Author: Barry Warsaw
 3# Contact: email-sig@python.org
 4
 5"""Base class for MIME specializations."""
 6
 7__all__ = ['MIMEBase']
 8
 9from email import message
10
11
12
13class MIMEBase(message.Message):
14    """Base class for MIME specializations."""
15
16    def __init__(self, _maintype, _subtype, **_params):
17        """This constructor adds a Content-Type: and a MIME-Version: header.
18
19        The Content-Type: header is taken from the _maintype and _subtype
20        arguments.  Additional parameters for this header are taken from the
21        keyword arguments.
22        """
23        message.Message.__init__(self)
24        ctype = '%s/%s' % (_maintype, _subtype)
25        self.add_header('Content-Type', ctype, **_params)
26        self['MIME-Version'] = '1.0'