25 lines
832 B
25 lines
832 B
# Copyright (C) 2002-2006 Python Software Foundation
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# Author: Barry Warsaw
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# Contact: email-sig@python.org
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"""Base class for MIME type messages that are not multipart."""
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from __future__ import unicode_literals
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from __future__ import division
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from __future__ import absolute_import
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__all__ = ['MIMENonMultipart']
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from future.backports.email import errors
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from future.backports.email.mime.base import MIMEBase
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class MIMENonMultipart(MIMEBase):
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"""Base class for MIME multipart/* type messages."""
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def attach(self, payload):
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# The public API prohibits attaching multiple subparts to MIMEBase
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# derived subtypes since none of them are, by definition, of content
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# type multipart/*
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raise errors.MultipartConversionError(
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'Cannot attach additional subparts to non-multipart/*')
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