I'm try this codes ```python qr = qrcode.QRCode( box_size=1, border=1, ) qr.add_data(base64_image_string) f = io.StringIO() qr.print_ascii(out=f) f.seek(0) ascii_qr = f.read() print(ascii_qr) ``` But It's so big, `box_size=1,` like unuseful