Python email.message.endswith() Examples

The following are 15 code examples of email.message.endswith(). 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.message , or try the search function .
Example #1
Source File: mailbox.py    From ironpython2 with Apache License 2.0 5 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # Most files are opened in binary mode to allow predictable seeking.
        # To get native line endings on disk, the user-friendly \n line endings
        # used in strings and by email.Message are translated here.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = StringIO.StringIO()
            gen = email.generator.Generator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read().replace('\n', os.linesep)
            target.write(data)
            if self._append_newline and not data.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif isinstance(message, str):
            if mangle_from_:
                message = message.replace('\nFrom ', '\n>From ')
            message = message.replace('\n', os.linesep)
            target.write(message)
            if self._append_newline and not message.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif hasattr(message, 'read'):
            lastline = None
            while True:
                line = message.readline()
                if line == '':
                    break
                if mangle_from_ and line.startswith('From '):
                    line = '>From ' + line[5:]
                line = line.replace('\n', os.linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #2
Source File: mailbox.py    From BinderFilter with MIT License 5 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # Most files are opened in binary mode to allow predictable seeking.
        # To get native line endings on disk, the user-friendly \n line endings
        # used in strings and by email.Message are translated here.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = StringIO.StringIO()
            gen = email.generator.Generator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read().replace('\n', os.linesep)
            target.write(data)
            if self._append_newline and not data.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif isinstance(message, str):
            if mangle_from_:
                message = message.replace('\nFrom ', '\n>From ')
            message = message.replace('\n', os.linesep)
            target.write(message)
            if self._append_newline and not message.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif hasattr(message, 'read'):
            lastline = None
            while True:
                line = message.readline()
                if line == '':
                    break
                if mangle_from_ and line.startswith('From '):
                    line = '>From ' + line[5:]
                line = line.replace('\n', os.linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #3
Source File: mailbox.py    From oss-ftp with MIT License 5 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # Most files are opened in binary mode to allow predictable seeking.
        # To get native line endings on disk, the user-friendly \n line endings
        # used in strings and by email.Message are translated here.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = StringIO.StringIO()
            gen = email.generator.Generator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read().replace('\n', os.linesep)
            target.write(data)
            if self._append_newline and not data.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif isinstance(message, str):
            if mangle_from_:
                message = message.replace('\nFrom ', '\n>From ')
            message = message.replace('\n', os.linesep)
            target.write(message)
            if self._append_newline and not message.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif hasattr(message, 'read'):
            lastline = None
            while True:
                line = message.readline()
                if line == '':
                    break
                if mangle_from_ and line.startswith('From '):
                    line = '>From ' + line[5:]
                line = line.replace('\n', os.linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #4
Source File: mailbox.py    From Splunking-Crime with GNU Affero General Public License v3.0 5 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # Most files are opened in binary mode to allow predictable seeking.
        # To get native line endings on disk, the user-friendly \n line endings
        # used in strings and by email.Message are translated here.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = StringIO.StringIO()
            gen = email.generator.Generator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read().replace('\n', os.linesep)
            target.write(data)
            if self._append_newline and not data.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif isinstance(message, str):
            if mangle_from_:
                message = message.replace('\nFrom ', '\n>From ')
            message = message.replace('\n', os.linesep)
            target.write(message)
            if self._append_newline and not message.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif hasattr(message, 'read'):
            lastline = None
            while True:
                line = message.readline()
                if line == '':
                    break
                if mangle_from_ and line.startswith('From '):
                    line = '>From ' + line[5:]
                line = line.replace('\n', os.linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #5
Source File: mailbox.py    From CTFCrackTools-V2 with GNU General Public License v3.0 5 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # Most files are opened in binary mode to allow predictable seeking.
        # To get native line endings on disk, the user-friendly \n line endings
        # used in strings and by email.Message are translated here.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = StringIO.StringIO()
            gen = email.generator.Generator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read().replace('\n', os.linesep)
            target.write(data)
            if self._append_newline and not data.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif isinstance(message, str):
            if mangle_from_:
                message = message.replace('\nFrom ', '\n>From ')
            message = message.replace('\n', os.linesep)
            target.write(message)
            if self._append_newline and not message.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif hasattr(message, 'read'):
            lastline = None
            while True:
                line = message.readline()
                if line == '':
                    break
                if mangle_from_ and line.startswith('From '):
                    line = '>From ' + line[5:]
                line = line.replace('\n', os.linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #6
Source File: mailbox.py    From CTFCrackTools-V2 with GNU General Public License v3.0 5 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # Most files are opened in binary mode to allow predictable seeking.
        # To get native line endings on disk, the user-friendly \n line endings
        # used in strings and by email.Message are translated here.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = StringIO.StringIO()
            gen = email.generator.Generator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read().replace('\n', os.linesep)
            target.write(data)
            if self._append_newline and not data.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif isinstance(message, str):
            if mangle_from_:
                message = message.replace('\nFrom ', '\n>From ')
            message = message.replace('\n', os.linesep)
            target.write(message)
            if self._append_newline and not message.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif hasattr(message, 'read'):
            lastline = None
            while True:
                line = message.readline()
                if line == '':
                    break
                if mangle_from_ and line.startswith('From '):
                    line = '>From ' + line[5:]
                line = line.replace('\n', os.linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #7
Source File: mailbox.py    From PokemonGo-DesktopMap with MIT License 5 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # Most files are opened in binary mode to allow predictable seeking.
        # To get native line endings on disk, the user-friendly \n line endings
        # used in strings and by email.Message are translated here.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = StringIO.StringIO()
            gen = email.generator.Generator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read().replace('\n', os.linesep)
            target.write(data)
            if self._append_newline and not data.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif isinstance(message, str):
            if mangle_from_:
                message = message.replace('\nFrom ', '\n>From ')
            message = message.replace('\n', os.linesep)
            target.write(message)
            if self._append_newline and not message.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif hasattr(message, 'read'):
            lastline = None
            while True:
                line = message.readline()
                if line == '':
                    break
                if mangle_from_ and line.startswith('From '):
                    line = '>From ' + line[5:]
                line = line.replace('\n', os.linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #8
Source File: mailbox.py    From unity-python with MIT License 5 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # Most files are opened in binary mode to allow predictable seeking.
        # To get native line endings on disk, the user-friendly \n line endings
        # used in strings and by email.Message are translated here.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = StringIO.StringIO()
            gen = email.generator.Generator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read().replace('\n', os.linesep)
            target.write(data)
            if self._append_newline and not data.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif isinstance(message, str):
            if mangle_from_:
                message = message.replace('\nFrom ', '\n>From ')
            message = message.replace('\n', os.linesep)
            target.write(message)
            if self._append_newline and not message.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif hasattr(message, 'read'):
            lastline = None
            while True:
                line = message.readline()
                if line == '':
                    break
                if mangle_from_ and line.startswith('From '):
                    line = '>From ' + line[5:]
                line = line.replace('\n', os.linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #9
Source File: mailbox.py    From CTFCrackTools with GNU General Public License v3.0 5 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # Most files are opened in binary mode to allow predictable seeking.
        # To get native line endings on disk, the user-friendly \n line endings
        # used in strings and by email.Message are translated here.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = StringIO.StringIO()
            gen = email.generator.Generator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read().replace('\n', os.linesep)
            target.write(data)
            if self._append_newline and not data.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif isinstance(message, str):
            if mangle_from_:
                message = message.replace('\nFrom ', '\n>From ')
            message = message.replace('\n', os.linesep)
            target.write(message)
            if self._append_newline and not message.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif hasattr(message, 'read'):
            lastline = None
            while True:
                line = message.readline()
                if line == '':
                    break
                if mangle_from_ and line.startswith('From '):
                    line = '>From ' + line[5:]
                line = line.replace('\n', os.linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #10
Source File: mailbox.py    From CTFCrackTools with GNU General Public License v3.0 5 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # Most files are opened in binary mode to allow predictable seeking.
        # To get native line endings on disk, the user-friendly \n line endings
        # used in strings and by email.Message are translated here.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = StringIO.StringIO()
            gen = email.generator.Generator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read().replace('\n', os.linesep)
            target.write(data)
            if self._append_newline and not data.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif isinstance(message, str):
            if mangle_from_:
                message = message.replace('\nFrom ', '\n>From ')
            message = message.replace('\n', os.linesep)
            target.write(message)
            if self._append_newline and not message.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        elif hasattr(message, 'read'):
            lastline = None
            while True:
                line = message.readline()
                if line == '':
                    break
                if mangle_from_ and line.startswith('From '):
                    line = '>From ' + line[5:]
                line = line.replace('\n', os.linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(os.linesep):
                # Make sure the message ends with a newline
                target.write(os.linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #11
Source File: mailbox.py    From Fluid-Designer with GNU General Public License v3.0 4 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # This assumes the target file is open in binary mode.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = io.BytesIO()
            gen = email.generator.BytesGenerator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read()
            data = data.replace(b'\n', linesep)
            target.write(data)
            if self._append_newline and not data.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        elif isinstance(message, (str, bytes, io.StringIO)):
            if isinstance(message, io.StringIO):
                warnings.warn("Use of StringIO input is deprecated, "
                    "use BytesIO instead", DeprecationWarning, 3)
                message = message.getvalue()
            if isinstance(message, str):
                message = self._string_to_bytes(message)
            if mangle_from_:
                message = message.replace(b'\nFrom ', b'\n>From ')
            message = message.replace(b'\n', linesep)
            target.write(message)
            if self._append_newline and not message.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        elif hasattr(message, 'read'):
            if hasattr(message, 'buffer'):
                warnings.warn("Use of text mode files is deprecated, "
                    "use a binary mode file instead", DeprecationWarning, 3)
                message = message.buffer
            lastline = None
            while True:
                line = message.readline()
                # Universal newline support.
                if line.endswith(b'\r\n'):
                    line = line[:-2] + b'\n'
                elif line.endswith(b'\r'):
                    line = line[:-1] + b'\n'
                if not line:
                    break
                if mangle_from_ and line.startswith(b'From '):
                    line = b'>From ' + line[5:]
                line = line.replace(b'\n', linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #12
Source File: mailbox.py    From Imogen with MIT License 4 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # This assumes the target file is open in binary mode.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = io.BytesIO()
            gen = email.generator.BytesGenerator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read()
            data = data.replace(b'\n', linesep)
            target.write(data)
            if self._append_newline and not data.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        elif isinstance(message, (str, bytes, io.StringIO)):
            if isinstance(message, io.StringIO):
                warnings.warn("Use of StringIO input is deprecated, "
                    "use BytesIO instead", DeprecationWarning, 3)
                message = message.getvalue()
            if isinstance(message, str):
                message = self._string_to_bytes(message)
            if mangle_from_:
                message = message.replace(b'\nFrom ', b'\n>From ')
            message = message.replace(b'\n', linesep)
            target.write(message)
            if self._append_newline and not message.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        elif hasattr(message, 'read'):
            if hasattr(message, 'buffer'):
                warnings.warn("Use of text mode files is deprecated, "
                    "use a binary mode file instead", DeprecationWarning, 3)
                message = message.buffer
            lastline = None
            while True:
                line = message.readline()
                # Universal newline support.
                if line.endswith(b'\r\n'):
                    line = line[:-2] + b'\n'
                elif line.endswith(b'\r'):
                    line = line[:-1] + b'\n'
                if not line:
                    break
                if mangle_from_ and line.startswith(b'From '):
                    line = b'>From ' + line[5:]
                line = line.replace(b'\n', linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #13
Source File: mailbox.py    From ironpython3 with Apache License 2.0 4 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # This assumes the target file is open in binary mode.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = io.BytesIO()
            gen = email.generator.BytesGenerator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read()
            data = data.replace(b'\n', linesep)
            target.write(data)
            if self._append_newline and not data.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        elif isinstance(message, (str, bytes, io.StringIO)):
            if isinstance(message, io.StringIO):
                warnings.warn("Use of StringIO input is deprecated, "
                    "use BytesIO instead", DeprecationWarning, 3)
                message = message.getvalue()
            if isinstance(message, str):
                message = self._string_to_bytes(message)
            if mangle_from_:
                message = message.replace(b'\nFrom ', b'\n>From ')
            message = message.replace(b'\n', linesep)
            target.write(message)
            if self._append_newline and not message.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        elif hasattr(message, 'read'):
            if hasattr(message, 'buffer'):
                warnings.warn("Use of text mode files is deprecated, "
                    "use a binary mode file instead", DeprecationWarning, 3)
                message = message.buffer
            lastline = None
            while True:
                line = message.readline()
                # Universal newline support.
                if line.endswith(b'\r\n'):
                    line = line[:-2] + b'\n'
                elif line.endswith(b'\r'):
                    line = line[:-1] + b'\n'
                if not line:
                    break
                if mangle_from_ and line.startswith(b'From '):
                    line = b'>From ' + line[5:]
                line = line.replace(b'\n', linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #14
Source File: mailbox.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 4 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # This assumes the target file is open in binary mode.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = io.BytesIO()
            gen = email.generator.BytesGenerator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read()
            data = data.replace(b'\n', linesep)
            target.write(data)
            if self._append_newline and not data.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        elif isinstance(message, (str, bytes, io.StringIO)):
            if isinstance(message, io.StringIO):
                warnings.warn("Use of StringIO input is deprecated, "
                    "use BytesIO instead", DeprecationWarning, 3)
                message = message.getvalue()
            if isinstance(message, str):
                message = self._string_to_bytes(message)
            if mangle_from_:
                message = message.replace(b'\nFrom ', b'\n>From ')
            message = message.replace(b'\n', linesep)
            target.write(message)
            if self._append_newline and not message.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        elif hasattr(message, 'read'):
            if hasattr(message, 'buffer'):
                warnings.warn("Use of text mode files is deprecated, "
                    "use a binary mode file instead", DeprecationWarning, 3)
                message = message.buffer
            lastline = None
            while True:
                line = message.readline()
                # Universal newline support.
                if line.endswith(b'\r\n'):
                    line = line[:-2] + b'\n'
                elif line.endswith(b'\r'):
                    line = line[:-1] + b'\n'
                if not line:
                    break
                if mangle_from_ and line.startswith(b'From '):
                    line = b'>From ' + line[5:]
                line = line.replace(b'\n', linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message)) 
Example #15
Source File: mailbox.py    From android_universal with MIT License 4 votes vote down vote up
def _dump_message(self, message, target, mangle_from_=False):
        # This assumes the target file is open in binary mode.
        """Dump message contents to target file."""
        if isinstance(message, email.message.Message):
            buffer = io.BytesIO()
            gen = email.generator.BytesGenerator(buffer, mangle_from_, 0)
            gen.flatten(message)
            buffer.seek(0)
            data = buffer.read()
            data = data.replace(b'\n', linesep)
            target.write(data)
            if self._append_newline and not data.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        elif isinstance(message, (str, bytes, io.StringIO)):
            if isinstance(message, io.StringIO):
                warnings.warn("Use of StringIO input is deprecated, "
                    "use BytesIO instead", DeprecationWarning, 3)
                message = message.getvalue()
            if isinstance(message, str):
                message = self._string_to_bytes(message)
            if mangle_from_:
                message = message.replace(b'\nFrom ', b'\n>From ')
            message = message.replace(b'\n', linesep)
            target.write(message)
            if self._append_newline and not message.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        elif hasattr(message, 'read'):
            if hasattr(message, 'buffer'):
                warnings.warn("Use of text mode files is deprecated, "
                    "use a binary mode file instead", DeprecationWarning, 3)
                message = message.buffer
            lastline = None
            while True:
                line = message.readline()
                # Universal newline support.
                if line.endswith(b'\r\n'):
                    line = line[:-2] + b'\n'
                elif line.endswith(b'\r'):
                    line = line[:-1] + b'\n'
                if not line:
                    break
                if mangle_from_ and line.startswith(b'From '):
                    line = b'>From ' + line[5:]
                line = line.replace(b'\n', linesep)
                target.write(line)
                lastline = line
            if self._append_newline and lastline and not lastline.endswith(linesep):
                # Make sure the message ends with a newline
                target.write(linesep)
        else:
            raise TypeError('Invalid message type: %s' % type(message))