import abc

from ..util import ABC

class ConnectionCharacteristic(ABC, metaclass=abc.ABCMeta):
    transactional: bool
    @abc.abstractmethod
    def reset_characteristic(self, dialect, dbapi_conn): ...
    @abc.abstractmethod
    def set_characteristic(self, dialect, dbapi_conn, value): ...
    @abc.abstractmethod
    def get_characteristic(self, dialect, dbapi_conn): ...

class IsolationLevelCharacteristic(ConnectionCharacteristic):
    transactional: bool
    def reset_characteristic(self, dialect, dbapi_conn) -> None: ...
    def set_characteristic(self, dialect, dbapi_conn, value) -> None: ...
    def get_characteristic(self, dialect, dbapi_conn): ...