Python email.encoders.encode_7or8bit() Examples

The following are 24 code examples of email.encoders.encode_7or8bit(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module email.encoders , or try the search function .
Example #1
Source File: test_email.py    From ironpython3 with Apache License 2.0 6 votes vote down vote up 
def test_get_body_encoding_with_uppercase_charset(self):
        eq = self.assertEqual
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset=UTF-8'
        eq(msg['content-type'], 'text/plain; charset=UTF-8')
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'utf-8')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), 'base64')
        msg.set_payload(b'hello world', charset=charset)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')
        eq(msg.get_payload(decode=True), b'hello world')
        eq(msg['content-transfer-encoding'], 'base64')
        # Try another one
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'us-ascii')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), encoders.encode_7or8bit)
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
Example #2
Source File: test_email_renamed.py    From CTFCrackTools with GNU General Public License v3.0 6 votes vote down vote up 
def test_get_body_encoding_with_uppercase_charset(self):
        eq = self.assertEqual
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset=UTF-8'
        eq(msg['content-type'], 'text/plain; charset=UTF-8')
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'utf-8')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), 'base64')
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')
        eq(msg.get_payload(decode=True), 'hello world')
        eq(msg['content-transfer-encoding'], 'base64')
        # Try another one
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'us-ascii')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), encoders.encode_7or8bit)
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
Example #3
Source File: test_email_renamed.py    From CTFCrackTools with GNU General Public License v3.0 6 votes vote down vote up 
def test_binary_body_with_encode_7or8bit(self):
        # Issue 17171.
        bytesdata = b'\xfa\xfb\xfc\xfd\xfe\xff'
        msg = MIMEApplication(bytesdata, _encoder=encoders.encode_7or8bit)
        # Treated as a string, this will be invalid code points.
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg.get_payload(decode=True), bytesdata)
        self.assertEqual(msg['Content-Transfer-Encoding'], '8bit')
        s = StringIO()
        g = Generator(s)
        g.flatten(msg)
        wireform = s.getvalue()
        msg2 = email.message_from_string(wireform)
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg2.get_payload(decode=True), bytesdata)
        self.assertEqual(msg2['Content-Transfer-Encoding'], '8bit')
Example #4
Source File: test_email_renamed.py    From CTFCrackTools with GNU General Public License v3.0 6 votes vote down vote up 
def test_get_body_encoding_with_uppercase_charset(self):
        eq = self.assertEqual
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset=UTF-8'
        eq(msg['content-type'], 'text/plain; charset=UTF-8')
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'utf-8')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), 'base64')
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')
        eq(msg.get_payload(decode=True), 'hello world')
        eq(msg['content-transfer-encoding'], 'base64')
        # Try another one
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'us-ascii')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), encoders.encode_7or8bit)
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
Example #5
Source File: test_email_renamed.py    From CTFCrackTools with GNU General Public License v3.0 6 votes vote down vote up 
def test_binary_body_with_encode_7or8bit(self):
        # Issue 17171.
        bytesdata = b'\xfa\xfb\xfc\xfd\xfe\xff'
        msg = MIMEApplication(bytesdata, _encoder=encoders.encode_7or8bit)
        # Treated as a string, this will be invalid code points.
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg.get_payload(decode=True), bytesdata)
        self.assertEqual(msg['Content-Transfer-Encoding'], '8bit')
        s = StringIO()
        g = Generator(s)
        g.flatten(msg)
        wireform = s.getvalue()
        msg2 = email.message_from_string(wireform)
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg2.get_payload(decode=True), bytesdata)
        self.assertEqual(msg2['Content-Transfer-Encoding'], '8bit')
Example #6
Source File: test_email_renamed.py    From CTFCrackTools-V2 with GNU General Public License v3.0 6 votes vote down vote up 
def test_get_body_encoding_with_uppercase_charset(self):
        eq = self.assertEqual
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset=UTF-8'
        eq(msg['content-type'], 'text/plain; charset=UTF-8')
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'utf-8')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), 'base64')
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')
        eq(msg.get_payload(decode=True), 'hello world')
        eq(msg['content-transfer-encoding'], 'base64')
        # Try another one
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'us-ascii')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), encoders.encode_7or8bit)
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
Example #7
Source File: test_email_renamed.py    From CTFCrackTools-V2 with GNU General Public License v3.0 6 votes vote down vote up 
def test_binary_body_with_encode_7or8bit(self):
        # Issue 17171.
        bytesdata = b'\xfa\xfb\xfc\xfd\xfe\xff'
        msg = MIMEApplication(bytesdata, _encoder=encoders.encode_7or8bit)
        # Treated as a string, this will be invalid code points.
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg.get_payload(decode=True), bytesdata)
        self.assertEqual(msg['Content-Transfer-Encoding'], '8bit')
        s = StringIO()
        g = Generator(s)
        g.flatten(msg)
        wireform = s.getvalue()
        msg2 = email.message_from_string(wireform)
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg2.get_payload(decode=True), bytesdata)
        self.assertEqual(msg2['Content-Transfer-Encoding'], '8bit')
Example #8
Source File: test_email_renamed.py    From CTFCrackTools-V2 with GNU General Public License v3.0 6 votes vote down vote up 
def test_get_body_encoding_with_uppercase_charset(self):
        eq = self.assertEqual
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset=UTF-8'
        eq(msg['content-type'], 'text/plain; charset=UTF-8')
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'utf-8')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), 'base64')
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')
        eq(msg.get_payload(decode=True), 'hello world')
        eq(msg['content-transfer-encoding'], 'base64')
        # Try another one
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'us-ascii')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), encoders.encode_7or8bit)
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
Example #9
Source File: test_email_renamed.py    From CTFCrackTools-V2 with GNU General Public License v3.0 6 votes vote down vote up 
def test_binary_body_with_encode_7or8bit(self):
        # Issue 17171.
        bytesdata = b'\xfa\xfb\xfc\xfd\xfe\xff'
        msg = MIMEApplication(bytesdata, _encoder=encoders.encode_7or8bit)
        # Treated as a string, this will be invalid code points.
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg.get_payload(decode=True), bytesdata)
        self.assertEqual(msg['Content-Transfer-Encoding'], '8bit')
        s = StringIO()
        g = Generator(s)
        g.flatten(msg)
        wireform = s.getvalue()
        msg2 = email.message_from_string(wireform)
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg2.get_payload(decode=True), bytesdata)
        self.assertEqual(msg2['Content-Transfer-Encoding'], '8bit')
Example #10
Source File: test_email_renamed.py    From medicare-demo with Apache License 2.0 6 votes vote down vote up 
def test_get_body_encoding_with_uppercase_charset(self):
        eq = self.assertEqual
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset=UTF-8'
        eq(msg['content-type'], 'text/plain; charset=UTF-8')
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'utf-8')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), 'base64')
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')
        eq(msg.get_payload(decode=True), 'hello world')
        eq(msg['content-transfer-encoding'], 'base64')
        # Try another one
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'us-ascii')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), encoders.encode_7or8bit)
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
Example #11
Source File: test_email_renamed.py    From datafari with Apache License 2.0 6 votes vote down vote up 
def test_get_body_encoding_with_uppercase_charset(self):
        eq = self.assertEqual
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset=UTF-8'
        eq(msg['content-type'], 'text/plain; charset=UTF-8')
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'utf-8')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), 'base64')
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')
        eq(msg.get_payload(decode=True), 'hello world')
        eq(msg['content-transfer-encoding'], 'base64')
        # Try another one
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'us-ascii')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), encoders.encode_7or8bit)
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
Example #12
Source File: test_email_renamed.py    From datafari with Apache License 2.0 6 votes vote down vote up 
def test_binary_body_with_encode_7or8bit(self):
        # Issue 17171.
        bytesdata = b'\xfa\xfb\xfc\xfd\xfe\xff'
        msg = MIMEApplication(bytesdata, _encoder=encoders.encode_7or8bit)
        # Treated as a string, this will be invalid code points.
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg.get_payload(decode=True), bytesdata)
        self.assertEqual(msg['Content-Transfer-Encoding'], '8bit')
        s = StringIO()
        g = Generator(s)
        g.flatten(msg)
        wireform = s.getvalue()
        msg2 = email.message_from_string(wireform)
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg2.get_payload(decode=True), bytesdata)
        self.assertEqual(msg2['Content-Transfer-Encoding'], '8bit')
Example #13
Source File: test_email.py    From ironpython3 with Apache License 2.0 6 votes vote down vote up 
def test_binary_body_with_encode_7or8bit(self):
        # Issue 17171.
        bytesdata = b'\xfa\xfb\xfc\xfd\xfe\xff'
        msg = MIMEApplication(bytesdata, _encoder=encoders.encode_7or8bit)
        # Treated as a string, this will be invalid code points.
        self.assertEqual(msg.get_payload(), '\uFFFD' * len(bytesdata))
        self.assertEqual(msg.get_payload(decode=True), bytesdata)
        self.assertEqual(msg['Content-Transfer-Encoding'], '8bit')
        s = BytesIO()
        g = BytesGenerator(s)
        g.flatten(msg)
        wireform = s.getvalue()
        msg2 = email.message_from_bytes(wireform)
        self.assertEqual(msg.get_payload(), '\uFFFD' * len(bytesdata))
        self.assertEqual(msg2.get_payload(decode=True), bytesdata)
        self.assertEqual(msg2['Content-Transfer-Encoding'], '8bit')
Example #14
Source File: test_email_renamed.py    From oss-ftp with MIT License 6 votes vote down vote up 
def test_get_body_encoding_with_uppercase_charset(self):
        eq = self.assertEqual
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset=UTF-8'
        eq(msg['content-type'], 'text/plain; charset=UTF-8')
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'utf-8')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), 'base64')
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')
        eq(msg.get_payload(decode=True), 'hello world')
        eq(msg['content-transfer-encoding'], 'base64')
        # Try another one
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'us-ascii')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), encoders.encode_7or8bit)
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
Example #15
Source File: test_email_renamed.py    From oss-ftp with MIT License 6 votes vote down vote up 
def test_binary_body_with_encode_7or8bit(self):
        # Issue 17171.
        bytesdata = b'\xfa\xfb\xfc\xfd\xfe\xff'
        msg = MIMEApplication(bytesdata, _encoder=encoders.encode_7or8bit)
        # Treated as a string, this will be invalid code points.
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg.get_payload(decode=True), bytesdata)
        self.assertEqual(msg['Content-Transfer-Encoding'], '8bit')
        s = StringIO()
        g = Generator(s)
        g.flatten(msg)
        wireform = s.getvalue()
        msg2 = email.message_from_string(wireform)
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg2.get_payload(decode=True), bytesdata)
        self.assertEqual(msg2['Content-Transfer-Encoding'], '8bit')
Example #16
Source File: test_email_renamed.py    From BinderFilter with MIT License 6 votes vote down vote up 
def test_get_body_encoding_with_uppercase_charset(self):
        eq = self.assertEqual
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset=UTF-8'
        eq(msg['content-type'], 'text/plain; charset=UTF-8')
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'utf-8')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), 'base64')
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')
        eq(msg.get_payload(decode=True), 'hello world')
        eq(msg['content-transfer-encoding'], 'base64')
        # Try another one
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'us-ascii')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), encoders.encode_7or8bit)
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
Example #17
Source File: test_email_renamed.py    From BinderFilter with MIT License 6 votes vote down vote up 
def test_binary_body_with_encode_7or8bit(self):
        # Issue 17171.
        bytesdata = b'\xfa\xfb\xfc\xfd\xfe\xff'
        msg = MIMEApplication(bytesdata, _encoder=encoders.encode_7or8bit)
        # Treated as a string, this will be invalid code points.
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg.get_payload(decode=True), bytesdata)
        self.assertEqual(msg['Content-Transfer-Encoding'], '8bit')
        s = StringIO()
        g = Generator(s)
        g.flatten(msg)
        wireform = s.getvalue()
        msg2 = email.message_from_string(wireform)
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg2.get_payload(decode=True), bytesdata)
        self.assertEqual(msg2['Content-Transfer-Encoding'], '8bit')
Example #18
Source File: test_email_renamed.py    From ironpython2 with Apache License 2.0 6 votes vote down vote up 
def test_get_body_encoding_with_uppercase_charset(self):
        eq = self.assertEqual
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset=UTF-8'
        eq(msg['content-type'], 'text/plain; charset=UTF-8')
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'utf-8')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), 'base64')
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')
        eq(msg.get_payload(decode=True), 'hello world')
        eq(msg['content-transfer-encoding'], 'base64')
        # Try another one
        msg = Message()
        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'
        charsets = msg.get_charsets()
        eq(len(charsets), 1)
        eq(charsets[0], 'us-ascii')
        charset = Charset(charsets[0])
        eq(charset.get_body_encoding(), encoders.encode_7or8bit)
        msg.set_payload('hello world', charset=charset)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
Example #19
Source File: test_email_renamed.py    From ironpython2 with Apache License 2.0 6 votes vote down vote up 
def test_binary_body_with_encode_7or8bit(self):
        # Issue 17171.
        bytesdata = b'\xfa\xfb\xfc\xfd\xfe\xff'
        msg = MIMEApplication(bytesdata, _encoder=encoders.encode_7or8bit)
        # Treated as a string, this will be invalid code points.
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg.get_payload(decode=True), bytesdata)
        self.assertEqual(msg['Content-Transfer-Encoding'], '8bit')
        s = StringIO()
        g = Generator(s)
        g.flatten(msg)
        wireform = s.getvalue()
        msg2 = email.message_from_string(wireform)
        self.assertEqual(msg.get_payload(), bytesdata)
        self.assertEqual(msg2.get_payload(decode=True), bytesdata)
        self.assertEqual(msg2['Content-Transfer-Encoding'], '8bit')
Example #20
Source File: email_handler.py    From app with MIT License 5 votes vote down vote up 
def prepare_pgp_message(orig_msg: Message, pgp_fingerprint: str):
    msg = MIMEMultipart("encrypted", protocol="application/pgp-encrypted")

    # copy all headers from original message except all standard MIME headers
    for i in reversed(range(len(orig_msg._headers))):
        header_name = orig_msg._headers[i][0].lower()
        if header_name.lower() not in _MIME_HEADERS:
            msg[header_name] = orig_msg._headers[i][1]

    # Delete unnecessary headers in orig_msg except to save space
    delete_all_headers_except(
        orig_msg, _MIME_HEADERS,
    )

    first = MIMEApplication(
        _subtype="pgp-encrypted", _encoder=encoders.encode_7or8bit, _data=""
    )
    first.set_payload("Version: 1")
    msg.attach(first)

    second = MIMEApplication("octet-stream", _encoder=encoders.encode_7or8bit)
    second.add_header("Content-Disposition", "inline")
    # encrypt original message
    encrypted_data = pgp_utils.encrypt_file(
        BytesIO(orig_msg.as_bytes()), pgp_fingerprint
    )
    second.set_payload(encrypted_data)
    msg.attach(second)

    return msg
Example #21
Source File: rfc3156.py    From bitmask-dev with GNU General Public License v3.0 5 votes vote down vote up 
def __init__(self, _data):
        MIMEApplication.__init__(self, _data, 'pgp-keys',
                                 _encoder=encode_7or8bit)
Example #22
Source File: rfc3156.py    From bitmask-dev with GNU General Public License v3.0 5 votes vote down vote up 
def __init__(self, _data, name='signature.asc'):
        MIMEApplication.__init__(self, _data, 'pgp-signature',
                                 _encoder=encode_7or8bit, name=name)
        self.add_header('Content-Description', 'OpenPGP Digital Signature')
Example #23
Source File: rfc3156.py    From bitmask-dev with GNU General Public License v3.0 5 votes vote down vote up 
def __init__(self, version=1):
        data = "Version: %d" % version
        MIMEApplication.__init__(self, data, 'pgp-encrypted',
                                 _encoder=encode_7or8bit)
Example #24
Source File: service.py    From bitmask-dev with GNU General Public License v3.0 4 votes vote down vote up 
def _encrypt_and_sign(self, origmsg, encrypt_address, sign_address,
                          fetch_remote=True):
        """
        Create an RFC 3156 compliang PGP encrypted and signed message using
        C{encrypt_address} to encrypt and C{sign_address} to sign.

        :param origmsg: The original message
        :type origmsg: email.message.Message
        :param encrypt_address: The address used to encrypt the message.
        :type encrypt_address: str
        :param sign_address: The address used to sign the message.
        :type sign_address: str

        :return: A Deferred with the MultipartEncrypted message
        :rtype: Deferred
        """
        # create new multipart/encrypted message with 'pgp-encrypted' protocol

        def encrypt(res):
            newmsg, origmsg = res
            d = self._keymanager.encrypt(
                origmsg.as_string(unixfrom=False),
                encrypt_address, sign=sign_address,
                fetch_remote=fetch_remote)
            d.addCallback(lambda encstr: (newmsg, encstr))
            return d

        def create_encrypted_message(res):
            newmsg, encstr = res
            encmsg = MIMEApplication(
                encstr, _subtype='octet-stream', _encoder=encode_7or8bit)
            encmsg.add_header('content-disposition', 'attachment',
                              filename='msg.asc')
            # create meta message
            metamsg = PGPEncrypted()
            metamsg.add_header('Content-Disposition', 'attachment')
            # attach pgp message parts to new message
            newmsg.attach(metamsg)
            newmsg.attach(encmsg)
            return newmsg

        d = self._fix_headers(
            origmsg,
            MultipartEncrypted('application/pgp-encrypted'),
            sign_address)
        d.addCallback(encrypt)
        d.addCallback(create_encrypted_message)
        return d