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편집 파일: nonmultipart.py

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