Lib/email/MIMEMultipart.py

   1 # Copyright (C) 2002 Python Software Foundation
   2 # Author: barry@zope.com (Barry Warsaw)
   3
   4 """Base class for MIME multipart/* type messages.
   5 """
   6
   7 from email import MIMEBase
   8
   9
  10 \f
  11 class MIMEMultipart(MIMEBase.MIMEBase):
  12     """Base class for MIME multipart/* type messages."""
  13
  14     def __init__(self, _subtype='mixed', boundary=None, *_subparts, **_params):
  15         """Creates a multipart/* type message.
  16
  17         By default, creates a multipart/mixed message, with proper
  18         Content-Type and MIME-Version headers.
  19
  20         _subtype is the subtype of the multipart content type, defaulting to
  21         `mixed'.
  22
  23         boundary is the multipart boundary string.  By default it is
  24         calculated as needed.
  25
  26         _subparts is a sequence of initial subparts for the payload.  It
  27         must be possible to convert this sequence to a list.  You can always
  28         attach new subparts to the message by using the attach() method.
  29
  30         Additional parameters for the Content-Type header are taken from the
  31         keyword arguments (or passed into the _params argument).
  32         """
  33         MIMEBase.MIMEBase.__init__(self, 'multipart', _subtype, **_params)
  34         if _subparts:
  35             self.attach(*list(_subparts))
  36         if boundary:
  37             self.set_boundary(boundary)