def __init__(
self,
payload,
filename=None,
content_id=None,
content_type=None,
encoding='utf-8'):
if isinstance(payload, str):
if filename is None:
filename = os.path.basename(payload)
payload = read_file(payload, 'rb')
else:
if filename is None:
raise Exception('Missing attachment name')
payload = payload.read()
filename = filename.encode(encoding)
if content_type is None:
content_type = contenttype(filename)
self.my_filename = filename
self.my_payload = payload
MIMEBase.__init__(self, *content_type.split('/', 1))
self.set_payload(payload)
self['Content-Disposition'] = 'attachment; filename="%s"' % filename
if content_id is not None:
self['Content-Id'] = '<%s>' % content_id.encode(encoding)
Encoders.encode_base64(self)
