"""This is a stub of _bleio for use in GitHub Actions CI. It is NOT meant to provide _bleio
   functionality in CPython."""

adapter = None

class Attribute:
    NO_ACCESS = 0
    OPEN = 0
    ENCRYPT_NO_MITM = 0
    ENCRYPT_WITH_MITM = 0
    LESC_ENCRYPT_WITH_MITM = 0
    SIGNED_NO_MITM = 0
    SIGNED_WITH_MITM = 0

class UUID:
    def __init__(self, uuid):
        pass

class Descriptor:
    @staticmethod
    def add_to_characteristic(characteristic, uuid, *, read_perm=Attribute.OPEN,
                              write_perm=Attribute.OPEN, max_length=20, fixed_length=False,
                              initial_value=b''):
        pass

class CharacteristicBuffer:
    pass

class PacketBuffer:
    pass

class Characteristic:
    BROADCAST = 0
    READ = 0
    WRITE = 0
    NOTIFY = 0
    INDICATE = 0
    WRITE_NO_RESPONSE = 0

    @staticmethod
    def add_to_service(service, uuid, *, properties=0, read_perm=Attribute.OPEN,
                       write_perm=Attribute.OPEN, max_length=20, fixed_length=False,
                       initial_value=None):
        raise NotImplementedError()