from _typeshed import Incomplete
from collections.abc import Generator

from qrcode.base import RSBlock as RSBlock

MODE_NUMBER: Incomplete
MODE_ALPHA_NUM: Incomplete
MODE_8BIT_BYTE: Incomplete
MODE_KANJI: Incomplete
MODE_SIZE_SMALL: Incomplete
MODE_SIZE_MEDIUM: Incomplete
MODE_SIZE_LARGE: Incomplete
ALPHA_NUM: bytes
RE_ALPHA_NUM: Incomplete
NUMBER_LENGTH: Incomplete
PATTERN_POSITION_TABLE: Incomplete
G15: Incomplete
G18: Incomplete
G15_MASK: Incomplete
PAD0: int
PAD1: int
BIT_LIMIT_TABLE: Incomplete

def BCH_type_info(data): ...
def BCH_type_number(data): ...
def BCH_digit(data): ...
def pattern_position(version): ...
def mask_func(pattern): ...
def mode_sizes_for_version(version): ...
def length_in_bits(mode, version): ...
def check_version(version) -> None: ...
def lost_point(modules): ...
def optimal_data_chunks(data, minimum: int = 4) -> Generator[Incomplete, None, None]: ...
def to_bytestring(data): ...
def optimal_mode(data): ...

class QRData:
    mode: Incomplete
    data: Incomplete
    def __init__(self, data, mode: Incomplete | None = None, check_data: bool = True) -> None: ...
    def __len__(self) -> int: ...
    def write(self, buffer) -> None: ...

class BitBuffer:
    buffer: Incomplete
    length: int
    def __init__(self) -> None: ...
    def get(self, index): ...
    def put(self, num, length) -> None: ...
    def __len__(self) -> int: ...
    def put_bit(self, bit) -> None: ...

def create_bytes(buffer: BitBuffer, rs_blocks: list[RSBlock]): ...
def create_data(version, error_correction, data_list): ...