def append_stream(self, destination, *, offset=<NUM_LIT:0>):
return self.get_stream(<EOL>"<STR_LIT>" + str(destination),<EOL>"<STR_LIT>",<EOL>offset=offset,<EOL>)<EOL>
Create stream for append (write) data to `destination` file.

:param destination: destination path of file on server side
:type destination: :py:class:`str` or :py:class:`pathlib.PurePosixPath`

:param offset: byte offset for stream start position
:type offset: :py:class:`int`

:rtype: :py:class:`aioftp.DataConnectionThrottleStreamIO`