def _add_more_data_in_nested_directory(self, number_of_extra_files: int=<NUM_LIT:1>) -> Tuple[str, List[int]]:
nested_directory_path = os.path.join(self.temp_directory, "<STR_LIT>")<EOL>os.makedirs(nested_directory_path)<EOL>more_data = [i for i in range(<NUM_LIT:50>)]<EOL>write_data_to_files_in_temp_directory(more_data, number_of_extra_files, dir=nested_directory_path,<EOL>file_prefix=TestSynchronisedFilesDataSource._FILE_PREFIX)<EOL>return (nested_directory_path, more_data)<EOL>
Adds more data in a directory nested inside the temp directory.
:param number_of_extra_files: (optional) the number of files to put the new data in inside the nested directory
:return: a tuple where the first value is the path to the new nested directory and the second is the new data