Coverage for /pythoncovmergedfiles/medio/medio/usr/local/lib/python3.8/site-packages/future/backports/email/mime/multipart.py: 80%

1# Copyright (C) 2002-2006 Python Software Foundation 

2# Author: Barry Warsaw 

3# Contact: email-sig@python.org 

4 

5"""Base class for MIME multipart/* type messages.""" 

6from __future__ import unicode_literals 

7from __future__ import division 

8from __future__ import absolute_import 

9 

10__all__ = ['MIMEMultipart'] 

11 

12from future.backports.email.mime.base import MIMEBase 

13 

14 

15class MIMEMultipart(MIMEBase): 

16 """Base class for MIME multipart/* type messages.""" 

17 

18 def __init__(self, _subtype='mixed', boundary=None, _subparts=None, 

19 **_params): 

20 """Creates a multipart/* type message. 

21 

22 By default, creates a multipart/mixed message, with proper 

23 Content-Type and MIME-Version headers. 

24 

25 _subtype is the subtype of the multipart content type, defaulting to 

26 `mixed'. 

27 

28 boundary is the multipart boundary string. By default it is 

29 calculated as needed. 

30 

31 _subparts is a sequence of initial subparts for the payload. It 

32 must be an iterable object, such as a list. You can always 

33 attach new subparts to the message by using the attach() method. 

34 

35 Additional parameters for the Content-Type header are taken from the 

36 keyword arguments (or passed into the _params argument). 

37 """ 

38 MIMEBase.__init__(self, 'multipart', _subtype, **_params) 

39 

40 # Initialise _payload to an empty list as the Message superclass's 

41 # implementation of is_multipart assumes that _payload is a list for 

42 # multipart messages. 

43 self._payload = [] 

44 

45 if _subparts: 

46 for p in _subparts: 

47 self.attach(p) 

48 if boundary: 

49 self.set_boundary(boundary)