1 # Copyright (C) 2001-2006 Python Software Foundation

     2 # Author: Keith Dart

     3 # Contact: email-sig@python.org

     4 

     5 """Class representing application/* type MIME documents."""

     6 

     7 __all__ = ["MIMEApplication"]

     8 

     9 from email import encoders

    10 from email.mime.nonmultipart import MIMENonMultipart

    11 

    12 

    13 class MIMEApplication(MIMENonMultipart):

    14     """Class for generating application/* MIME documents."""

    15 

    16     def __init__(self, _data, _subtype='octet-stream',

    17                  _encoder=encoders.encode_base64, **_params):

    18         """Create an application/* type MIME document.

    19 

    20         _data is a string containing the raw applicatoin data.

    21 

    22         _subtype is the MIME content type subtype, defaulting to

    23         'octet-stream'.

    24 

    25         _encoder is a function which will perform the actual encoding for

    26         transport of the application data, defaulting to base64 encoding.

    27 

    28         Any additional keyword arguments are passed to the base class

    29         constructor, which turns them into parameters on the Content-Type

    30         header.

    31         """

    32         if _subtype is None:

    33             raise TypeError('Invalid application MIME subtype')

    34         MIMENonMultipart.__init__(self, 'application', _subtype, **_params)

    35         self.set_payload(_data)

    36         _encoder(self)