async def _init_writer(self):
async with self._initialization_lock:<EOL><INDENT>if not self.initialized:<EOL><INDENT>self.stream = await aiofiles.open(<EOL>file=self.absolute_file_path,<EOL>mode=self.mode,<EOL>encoding=self.encoding,<EOL>loop=self.loop,<EOL>)<EOL><DEDENT><DEDENT>
Open the current base file with the (original) mode and encoding.
Return the resulting stream.