## extract_pages(input_file_name, output_file_name, start_page_index, page_count) {#str_str_int_int} Extracts a specified range of pages from a document file and saves the extracted pages to a new ...... input_stream: io.BytesIO, output_stream: io.BytesIO, save_format:...input_stream | io.BytesIO | The input stream. | | output_stream | io.BytesIO...