Replace deprecated typing aliases

apps/auracast.py

@@ -29,9 +29,7 @@ from typing import (
     Any,
     AsyncGenerator,
     Coroutine,
-    Deque,
     Optional,
-    Tuple,
 )
 
 import click
@@ -131,7 +129,7 @@ class BroadcastScanner(bumble.utils.EventEmitter):
         basic_audio_announcement: Optional[bap.BasicAudioAnnouncement] = None
         appearance: Optional[core.Appearance] = None
         biginfo: Optional[bumble.device.BIGInfoAdvertisement] = None
-        manufacturer_data: Optional[Tuple[str, bytes]] = None
+        manufacturer_data: Optional[tuple[str, bytes]] = None
 
         def __post_init__(self) -> None:
             super().__init__()
@@ -748,7 +746,9 @@ async def run_receive(
             sample_rate_hz=sampling_frequency.hz,
             num_channels=num_bis,
         )
-        lc3_queues: list[Deque[bytes]] = [collections.deque() for i in range(num_bis)]
+        lc3_queues: list[collections.deque[bytes]] = [
+            collections.deque() for i in range(num_bis)
+        ]
         packet_stats = [0, 0]
 
         audio_output = await audio_io.create_audio_output(output)
@@ -764,7 +764,7 @@ async def run_receive(
                 )
             )
 
-            def sink(queue: Deque[bytes], packet: hci.HCI_IsoDataPacket):
+            def sink(queue: collections.deque[bytes], packet: hci.HCI_IsoDataPacket):
                 # TODO: re-assemble fragments and detect errors
                 queue.append(packet.iso_sdu_fragment)
 

apps/console.py

@@ -55,7 +55,7 @@ from prompt_toolkit.layout import (
 from bumble import __version__
 import bumble.core
 from bumble import colors
-from bumble.core import UUID, AdvertisingData, PhysicalTransport
+from bumble.core import UUID, AdvertisingData
 from bumble.device import (
     ConnectionParametersPreferences,
     ConnectionPHY,

apps/pandora_server.py

@@ -4,7 +4,7 @@ import logging
 import json
 
 from bumble.pandora import PandoraDevice, Config, serve
-from typing import Dict, Any
+from typing import Any
 
 BUMBLE_SERVER_GRPC_PORT = 7999
 ROOTCANAL_PORT_CUTTLEFISH = 7300
@@ -39,7 +39,7 @@ def main(grpc_port: int, rootcanal_port: int, transport: str, config: str) -> No
     asyncio.run(serve(device, config=server_config, port=grpc_port))
 
 
-def retrieve_config(config: str) -> Dict[str, Any]:
+def retrieve_config(config: str) -> dict[str, Any]:
     if not config:
         return {}
 

apps/show.py

@@ -16,6 +16,7 @@
 # Imports
 # -----------------------------------------------------------------------------
 import datetime
+import importlib
 import logging
 import os
 import struct
@@ -154,9 +155,10 @@ class Printer:
 def main(format, vendor, filename):
     for vendor_name in vendor:
         if vendor_name == 'android':
-            import bumble.vendor.android.hci
+            # Prevent being deleted by linter.
+            importlib.import_module('bumble.vendor.android.hci')
         elif vendor_name == 'zephyr':
-            import bumble.vendor.zephyr.hci
+            importlib.import_module('bumble.vendor.zephyr.hci')
 
     input = open(filename, 'rb')
     if format == 'h4':

apps/speaker/speaker.py

@@ -25,7 +25,7 @@ import os
 import logging
 import pathlib
 import subprocess
-from typing import Dict, List, Optional
+from typing import Optional
 import weakref
 
 import click
@@ -448,7 +448,7 @@ class Speaker:
         # Create an HTTP server for the UI
         self.ui_server = UiServer(speaker=self, port=ui_port)
 
-    def sdp_records(self) -> Dict[int, List[ServiceAttribute]]:
+    def sdp_records(self) -> dict[int, list[ServiceAttribute]]:
         service_record_handle = 0x00010001
         return {
             service_record_handle: make_audio_sink_service_sdp_records(

bumble/at.py

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from typing import List, Union
+from typing import Union
 
 from bumble import core
 
@@ -21,7 +21,7 @@ class AtParsingError(core.InvalidPacketError):
     """Error raised when parsing AT commands fails."""
 
 
-def tokenize_parameters(buffer: bytes) -> List[bytes]:
+def tokenize_parameters(buffer: bytes) -> list[bytes]:
     """Split input parameters into tokens.
     Removes space characters outside of double quote blocks:
     T-rec-V-25 - 5.2.1 Command line general format: "Space characters (IA5 2/0)
@@ -63,12 +63,12 @@ def tokenize_parameters(buffer: bytes) -> List[bytes]:
     return [bytes(token) for token in tokens if len(token) > 0]
 
 
-def parse_parameters(buffer: bytes) -> List[Union[bytes, list]]:
+def parse_parameters(buffer: bytes) -> list[Union[bytes, list]]:
     """Parse the parameters using the comma and parenthesis separators.
     Raises AtParsingError in case of invalid input string."""
 
     tokens = tokenize_parameters(buffer)
-    accumulator: List[list] = [[]]
+    accumulator: list[list] = [[]]
     current: Union[bytes, list] = bytes()
 
     for token in tokens:

bumble/att.py

@@ -32,10 +32,6 @@ from typing import (
     Awaitable,
     Callable,
     Generic,
-    Dict,
-    List,
-    Optional,
-    Type,
     TypeVar,
     Union,
     TYPE_CHECKING,
@@ -251,7 +247,7 @@ class ATT_PDU:
     See Bluetooth spec @ Vol 3, Part F - 3.3 ATTRIBUTE PDU
     '''
 
-    pdu_classes: Dict[int, Type[ATT_PDU]] = {}
+    pdu_classes: dict[int, type[ATT_PDU]] = {}
     op_code = 0
     name: str
 
@@ -818,7 +814,7 @@ class Attribute(utils.EventEmitter, Generic[_T]):
                 # The check for `p.name is not None` here is needed because for InFlag
                 # enums, the .name property can be None, when the enum value is 0,
                 # so the type hint for .name is Optional[str].
-                enum_list: List[str] = [p.name for p in cls if p.name is not None]
+                enum_list: list[str] = [p.name for p in cls if p.name is not None]
                 enum_list_str = ",".join(enum_list)
                 raise TypeError(
                     f"Attribute::permissions error:\nExpected a string containing any of the keys, separated by commas: {enum_list_str}\nGot: {permissions_str}"

bumble/avc.py

@@ -18,7 +18,7 @@
 from __future__ import annotations
 import enum
 import struct
-from typing import Dict, Type, Union, Tuple
+from typing import Union
 
 from bumble import core
 from bumble import utils
@@ -213,11 +213,11 @@ class CommandFrame(Frame):
         NOTIFY = 0x03
         GENERAL_INQUIRY = 0x04
 
-    subclasses: Dict[Frame.OperationCode, Type[CommandFrame]] = {}
+    subclasses: dict[Frame.OperationCode, type[CommandFrame]] = {}
     ctype: CommandType
 
     @staticmethod
-    def parse_operands(operands: bytes) -> Tuple:
+    def parse_operands(operands: bytes) -> tuple:
         raise NotImplementedError
 
     def __init__(
@@ -251,11 +251,11 @@ class ResponseFrame(Frame):
         CHANGED = 0x0D
         INTERIM = 0x0F
 
-    subclasses: Dict[Frame.OperationCode, Type[ResponseFrame]] = {}
+    subclasses: dict[Frame.OperationCode, type[ResponseFrame]] = {}
     response: ResponseCode
 
     @staticmethod
-    def parse_operands(operands: bytes) -> Tuple:
+    def parse_operands(operands: bytes) -> tuple:
         raise NotImplementedError
 
     def __init__(
@@ -282,7 +282,7 @@ class VendorDependentFrame:
     vendor_dependent_data: bytes
 
     @staticmethod
-    def parse_operands(operands: bytes) -> Tuple:
+    def parse_operands(operands: bytes) -> tuple:
         return (
             struct.unpack(">I", b"\x00" + operands[:3])[0],
             operands[3:],
@@ -432,7 +432,7 @@ class PassThroughFrame:
     operation_data: bytes
 
     @staticmethod
-    def parse_operands(operands: bytes) -> Tuple:
+    def parse_operands(operands: bytes) -> tuple:
         return (
             PassThroughFrame.StateFlag(operands[0] >> 7),
             PassThroughFrame.OperationId(operands[0] & 0x7F),

bumble/avctp.py

@@ -19,7 +19,7 @@ from __future__ import annotations
 from enum import IntEnum
 import logging
 import struct
-from typing import Callable, cast, Dict, Optional
+from typing import Callable, cast, Optional
 
 from bumble.colors import color
 from bumble import avc
@@ -146,9 +146,9 @@ class MessageAssembler:
 # -----------------------------------------------------------------------------
 class Protocol:
     CommandHandler = Callable[[int, avc.CommandFrame], None]
-    command_handlers: Dict[int, CommandHandler]  # Command handlers, by PID
+    command_handlers: dict[int, CommandHandler]  # Command handlers, by PID
     ResponseHandler = Callable[[int, Optional[avc.ResponseFrame]], None]
-    response_handlers: Dict[int, ResponseHandler]  # Response handlers, by PID
+    response_handlers: dict[int, ResponseHandler]  # Response handlers, by PID
     next_transaction_label: int
     message_assembler: MessageAssembler
 

bumble/avdtp.py

@@ -24,12 +24,8 @@ import warnings
 from typing import (
     Any,
     Awaitable,
-    Dict,
-    Type,
-    Tuple,
     Optional,
     Callable,
-    List,
     AsyncGenerator,
     Iterable,
     Union,
@@ -227,7 +223,7 @@ AVDTP_STATE_NAMES = {
 # -----------------------------------------------------------------------------
 async def find_avdtp_service_with_sdp_client(
     sdp_client: sdp.Client,
-) -> Optional[Tuple[int, int]]:
+) -> Optional[tuple[int, int]]:
     '''
     Find an AVDTP service, using a connected SDP client, and return its version,
     or None if none is found
@@ -257,7 +253,7 @@ async def find_avdtp_service_with_sdp_client(
 # -----------------------------------------------------------------------------
 async def find_avdtp_service_with_connection(
     connection: device.Connection,
-) -> Optional[Tuple[int, int]]:
+) -> Optional[tuple[int, int]]:
     '''
     Find an AVDTP service, for a connection, and return its version,
     or None if none is found
@@ -451,7 +447,7 @@ class ServiceCapabilities:
         service_category: int, service_capabilities_bytes: bytes
     ) -> ServiceCapabilities:
         # Select the appropriate subclass
-        cls: Type[ServiceCapabilities]
+        cls: type[ServiceCapabilities]
         if service_category == AVDTP_MEDIA_CODEC_SERVICE_CATEGORY:
             cls = MediaCodecCapabilities
         else:
@@ -466,7 +462,7 @@ class ServiceCapabilities:
         return instance
 
     @staticmethod
-    def parse_capabilities(payload: bytes) -> List[ServiceCapabilities]:
+    def parse_capabilities(payload: bytes) -> list[ServiceCapabilities]:
         capabilities = []
         while payload:
             service_category = payload[0]
@@ -499,7 +495,7 @@ class ServiceCapabilities:
         self.service_category = service_category
         self.service_capabilities_bytes = service_capabilities_bytes
 
-    def to_string(self, details: Optional[List[str]] = None) -> str:
+    def to_string(self, details: Optional[list[str]] = None) -> str:
         attributes = ','.join(
             [name_or_number(AVDTP_SERVICE_CATEGORY_NAMES, self.service_category)]
             + (details or [])
@@ -612,7 +608,7 @@ class Message:  # pylint:disable=attribute-defined-outside-init
         RESPONSE_REJECT = 3
 
     # Subclasses, by signal identifier and message type
-    subclasses: Dict[int, Dict[int, Type[Message]]] = {}
+    subclasses: dict[int, dict[int, type[Message]]] = {}
     message_type: MessageType
     signal_identifier: int
 
@@ -757,7 +753,7 @@ class Discover_Response(Message):
     See Bluetooth AVDTP spec - 8.6.2 Stream End Point Discovery Response
     '''
 
-    endpoints: List[EndPointInfo]
+    endpoints: list[EndPointInfo]
 
     def init_from_payload(self):
         self.endpoints = []
@@ -1202,10 +1198,10 @@ class DelayReport_Reject(Simple_Reject):
 
 # -----------------------------------------------------------------------------
 class Protocol(utils.EventEmitter):
-    local_endpoints: List[LocalStreamEndPoint]
+    local_endpoints: list[LocalStreamEndPoint]
-    remote_endpoints: Dict[int, DiscoveredStreamEndPoint]
+    remote_endpoints: dict[int, DiscoveredStreamEndPoint]
-    streams: Dict[int, Stream]
+    streams: dict[int, Stream]
-    transaction_results: List[Optional[asyncio.Future[Message]]]
+    transaction_results: list[Optional[asyncio.Future[Message]]]
     channel_connector: Callable[[], Awaitable[l2cap.ClassicChannel]]
 
     EVENT_OPEN = "open"
@@ -1223,7 +1219,7 @@ class Protocol(utils.EventEmitter):
 
     @staticmethod
     async def connect(
-        connection: device.Connection, version: Tuple[int, int] = (1, 3)
+        connection: device.Connection, version: tuple[int, int] = (1, 3)
     ) -> Protocol:
         channel = await connection.create_l2cap_channel(
             spec=l2cap.ClassicChannelSpec(psm=AVDTP_PSM)
@@ -1233,7 +1229,7 @@ class Protocol(utils.EventEmitter):
         return protocol
 
     def __init__(
-        self, l2cap_channel: l2cap.ClassicChannel, version: Tuple[int, int] = (1, 3)
+        self, l2cap_channel: l2cap.ClassicChannel, version: tuple[int, int] = (1, 3)
     ) -> None:
         super().__init__()
         self.l2cap_channel = l2cap_channel
@@ -1502,7 +1498,7 @@ class Protocol(utils.EventEmitter):
 
         return response
 
-    async def start_transaction(self) -> Tuple[int, asyncio.Future[Message]]:
+    async def start_transaction(self) -> tuple[int, asyncio.Future[Message]]:
         # Wait until we can start a new transaction
         await self.transaction_semaphore.acquire()
 
@@ -1703,7 +1699,7 @@ class Protocol(utils.EventEmitter):
 
 # -----------------------------------------------------------------------------
 class Listener(utils.EventEmitter):
-    servers: Dict[int, Protocol]
+    servers: dict[int, Protocol]
 
     EVENT_CONNECTION = "connection"
 
@@ -1735,7 +1731,7 @@ class Listener(utils.EventEmitter):
 
     @classmethod
     def for_device(
-        cls, device: device.Device, version: Tuple[int, int] = (1, 3)
+        cls, device: device.Device, version: tuple[int, int] = (1, 3)
     ) -> Listener:
         listener = Listener(registrar=None, version=version)
         l2cap_server = device.create_l2cap_server(

bumble/avrcp.py

@@ -26,14 +26,11 @@ from typing import (
     Awaitable,
     Callable,
     cast,
-    Dict,
     Iterable,
     List,
     Optional,
     Sequence,
     SupportsBytes,
-    Tuple,
-    Type,
     TypeVar,
     Union,
 )
@@ -84,10 +81,10 @@ AVRCP_BLUETOOTH_SIG_COMPANY_ID = 0x001958
 # -----------------------------------------------------------------------------
 def make_controller_service_sdp_records(
     service_record_handle: int,
-    avctp_version: Tuple[int, int] = (1, 4),
+    avctp_version: tuple[int, int] = (1, 4),
-    avrcp_version: Tuple[int, int] = (1, 6),
+    avrcp_version: tuple[int, int] = (1, 6),
     supported_features: int = 1,
-) -> List[ServiceAttribute]:
+) -> list[ServiceAttribute]:
     # TODO: support a way to compute the supported features from a feature list
     avctp_version_int = avctp_version[0] << 8 | avctp_version[1]
     avrcp_version_int = avrcp_version[0] << 8 | avrcp_version[1]
@@ -152,10 +149,10 @@ def make_controller_service_sdp_records(
 # -----------------------------------------------------------------------------
 def make_target_service_sdp_records(
     service_record_handle: int,
-    avctp_version: Tuple[int, int] = (1, 4),
+    avctp_version: tuple[int, int] = (1, 4),
-    avrcp_version: Tuple[int, int] = (1, 6),
+    avrcp_version: tuple[int, int] = (1, 6),
     supported_features: int = 0x23,
-) -> List[ServiceAttribute]:
+) -> list[ServiceAttribute]:
     # TODO: support a way to compute the supported features from a feature list
     avctp_version_int = avctp_version[0] << 8 | avctp_version[1]
     avrcp_version_int = avrcp_version[0] << 8 | avrcp_version[1]
@@ -291,7 +288,7 @@ class Command:
     pdu_id: Protocol.PduId
     parameter: bytes
 
-    def to_string(self, properties: Dict[str, str]) -> str:
+    def to_string(self, properties: dict[str, str]) -> str:
         properties_str = ",".join(
             [f"{name}={value}" for name, value in properties.items()]
         )
@@ -337,7 +334,7 @@ class GetPlayStatusCommand(Command):
 # -----------------------------------------------------------------------------
 class GetElementAttributesCommand(Command):
     identifier: int
-    attribute_ids: List[MediaAttributeId]
+    attribute_ids: list[MediaAttributeId]
 
     @classmethod
     def from_bytes(cls, pdu: bytes) -> GetElementAttributesCommand:
@@ -409,7 +406,7 @@ class Response:
     pdu_id: Protocol.PduId
     parameter: bytes
 
-    def to_string(self, properties: Dict[str, str]) -> str:
+    def to_string(self, properties: dict[str, str]) -> str:
         properties_str = ",".join(
             [f"{name}={value}" for name, value in properties.items()]
         )
@@ -454,7 +451,7 @@ class NotImplementedResponse(Response):
 # -----------------------------------------------------------------------------
 class GetCapabilitiesResponse(Response):
     capability_id: GetCapabilitiesCommand.CapabilityId
-    capabilities: List[Union[SupportsBytes, bytes]]
+    capabilities: list[Union[SupportsBytes, bytes]]
 
     @classmethod
     def from_bytes(cls, pdu: bytes) -> GetCapabilitiesResponse:
@@ -467,7 +464,7 @@ class GetCapabilitiesResponse(Response):
         capability_id = GetCapabilitiesCommand.CapabilityId(pdu[0])
         capability_count = pdu[1]
 
-        capabilities: List[Union[SupportsBytes, bytes]]
+        capabilities: list[Union[SupportsBytes, bytes]]
         if capability_id == GetCapabilitiesCommand.CapabilityId.EVENTS_SUPPORTED:
             capabilities = [EventId(pdu[2 + x]) for x in range(capability_count)]
         else:
@@ -540,13 +537,13 @@ class GetPlayStatusResponse(Response):
 
 # -----------------------------------------------------------------------------
 class GetElementAttributesResponse(Response):
-    attributes: List[MediaAttribute]
+    attributes: list[MediaAttribute]
 
     @classmethod
     def from_bytes(cls, pdu: bytes) -> GetElementAttributesResponse:
         num_attributes = pdu[0]
         offset = 1
-        attributes: List[MediaAttribute] = []
+        attributes: list[MediaAttribute] = []
         for _ in range(num_attributes):
             (
                 attribute_id_int,
@@ -817,7 +814,7 @@ class PlayerApplicationSettingChangedEvent(Event):
         attribute_id: ApplicationSetting.AttributeId
         value_id: utils.OpenIntEnum
 
-    player_application_settings: List[Setting]
+    player_application_settings: list[Setting]
 
     @classmethod
     def from_bytes(cls, pdu: bytes) -> PlayerApplicationSettingChangedEvent:
@@ -939,7 +936,7 @@ class VolumeChangedEvent(Event):
 
 
 # -----------------------------------------------------------------------------
-EVENT_SUBCLASSES: Dict[EventId, Type[Event]] = {
+EVENT_SUBCLASSES: dict[EventId, type[Event]] = {
     EventId.PLAYBACK_STATUS_CHANGED: PlaybackStatusChangedEvent,
     EventId.PLAYBACK_POS_CHANGED: PlaybackPositionChangedEvent,
     EventId.TRACK_CHANGED: TrackChangedEvent,
@@ -967,14 +964,14 @@ class Delegate:
         def __init__(self, status_code: Protocol.StatusCode) -> None:
             self.status_code = status_code
 
-    supported_events: List[EventId]
+    supported_events: list[EventId]
     volume: int
 
     def __init__(self, supported_events: Iterable[EventId] = ()) -> None:
         self.supported_events = list(supported_events)
         self.volume = 0
 
-    async def get_supported_events(self) -> List[EventId]:
+    async def get_supported_events(self) -> list[EventId]:
         return self.supported_events
 
     async def set_absolute_volume(self, volume: int) -> None:
@@ -1124,8 +1121,8 @@ class Protocol(utils.EventEmitter):
     receive_response_state: Optional[ReceiveResponseState]
     avctp_protocol: Optional[avctp.Protocol]
     free_commands: asyncio.Queue
-    pending_commands: Dict[int, PendingCommand]  # Pending commands, by label
+    pending_commands: dict[int, PendingCommand]  # Pending commands, by label
-    notification_listeners: Dict[EventId, NotificationListener]
+    notification_listeners: dict[EventId, NotificationListener]
 
     @staticmethod
     def _check_vendor_dependent_frame(
@@ -1190,7 +1187,7 @@ class Protocol(utils.EventEmitter):
 
     @staticmethod
     def _check_response(
-        response_context: ResponseContext, expected_type: Type[_R]
+        response_context: ResponseContext, expected_type: type[_R]
     ) -> _R:
         if isinstance(response_context, Protocol.FinalResponse):
             if (
@@ -1230,7 +1227,7 @@ class Protocol(utils.EventEmitter):
 
         utils.AsyncRunner.spawn(call())
 
-    async def get_supported_events(self) -> List[EventId]:
+    async def get_supported_events(self) -> list[EventId]:
         """Get the list of events supported by the connected peer."""
         response_context = await self.send_avrcp_command(
             avc.CommandFrame.CommandType.STATUS,
@@ -1253,7 +1250,7 @@ class Protocol(utils.EventEmitter):
 
     async def get_element_attributes(
         self, element_identifier: int, attribute_ids: Sequence[MediaAttributeId]
-    ) -> List[MediaAttribute]:
+    ) -> list[MediaAttribute]:
         """Get element attributes from the connected peer."""
         response_context = await self.send_avrcp_command(
             avc.CommandFrame.CommandType.STATUS,
@@ -1335,7 +1332,7 @@ class Protocol(utils.EventEmitter):
 
     async def monitor_player_application_settings(
         self,
-    ) -> AsyncIterator[List[PlayerApplicationSettingChangedEvent.Setting]]:
+    ) -> AsyncIterator[list[PlayerApplicationSettingChangedEvent.Setting]]:
         """Monitor Player Application Setting changes from the connected peer."""
         async for event in self.monitor_events(
             EventId.PLAYER_APPLICATION_SETTING_CHANGED, 0

bumble/colors.py

@@ -13,7 +13,7 @@
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 from functools import partial
-from typing import List, Optional, Union
+from typing import Optional, Union
 
 
 class ColorError(ValueError):
@@ -65,7 +65,7 @@ def color(
     bg: Optional[ColorSpec] = None,
     style: Optional[str] = None,
 ) -> str:
-    codes: List[ColorSpec] = []
+    codes: list[ColorSpec] = []
 
     if fg:
         codes.append(_color_code(fg, 30))

bumble/controller.py

@@ -63,7 +63,7 @@ from bumble.hci import (
     HCI_Packet,
     HCI_Role_Change_Event,
 )
-from typing import Optional, Union, Dict, Any, TYPE_CHECKING
+from typing import Optional, Union, Any, TYPE_CHECKING
 
 if TYPE_CHECKING:
     from bumble.link import LocalLink
@@ -132,17 +132,17 @@ class Controller:
         self.hci_sink = None
         self.link = link
 
-        self.central_connections: Dict[Address, Connection] = (
+        self.central_connections: dict[Address, Connection] = (
             {}
         )  # Connections where this controller is the central
-        self.peripheral_connections: Dict[Address, Connection] = (
+        self.peripheral_connections: dict[Address, Connection] = (
             {}
         )  # Connections where this controller is the peripheral
-        self.classic_connections: Dict[Address, Connection] = (
+        self.classic_connections: dict[Address, Connection] = (
             {}
         )  # Connections in BR/EDR
-        self.central_cis_links: Dict[int, CisLink] = {}  # CIS links by handle
+        self.central_cis_links: dict[int, CisLink] = {}  # CIS links by handle
-        self.peripheral_cis_links: Dict[int, CisLink] = {}  # CIS links by handle
+        self.peripheral_cis_links: dict[int, CisLink] = {}  # CIS links by handle
 
         self.hci_version = HCI_VERSION_BLUETOOTH_CORE_5_0
         self.hci_revision = 0

bumble/device.py

@@ -37,10 +37,7 @@ from typing import (
     Any,
     Callable,
     ClassVar,
-    Deque,
-    Dict,
     Optional,
-    Type,
     TypeVar,
     Union,
     cast,
@@ -436,7 +433,7 @@ class AdvertisingEventProperties:
 
     @classmethod
     def from_advertising_type(
-        cls: Type[AdvertisingEventProperties],
+        cls: type[AdvertisingEventProperties],
         advertising_type: AdvertisingType,
     ) -> AdvertisingEventProperties:
         return cls(
@@ -1343,7 +1340,7 @@ class Peer:
         return self.gatt_client.get_characteristics_by_uuid(uuid, service)
 
     def create_service_proxy(
-        self, proxy_class: Type[_PROXY_CLASS]
+        self, proxy_class: type[_PROXY_CLASS]
     ) -> Optional[_PROXY_CLASS]:
         if proxy := proxy_class.from_client(self.gatt_client):
             return cast(_PROXY_CLASS, proxy)
@@ -1351,7 +1348,7 @@ class Peer:
         return None
 
     async def discover_service_and_create_proxy(
-        self, proxy_class: Type[_PROXY_CLASS]
+        self, proxy_class: type[_PROXY_CLASS]
     ) -> Optional[_PROXY_CLASS]:
         # Discover the first matching service and its characteristics
         services = await self.discover_service(proxy_class.SERVICE_CLASS.UUID)
@@ -1547,7 +1544,7 @@ class IsoPacketStream:
         self.iso_link = iso_link
         self.data_packet_queue = iso_link.data_packet_queue
         self.data_packet_queue.on('flow', self._on_flow)
-        self._thresholds: Deque[int] = collections.deque()
+        self._thresholds: collections.deque[int] = collections.deque()
         self._semaphore = asyncio.Semaphore(max_queue_size)
 
     def _on_flow(self) -> None:
@@ -1956,9 +1953,9 @@ class DeviceConfiguration:
     gatt_service_enabled: bool = True
 
     def __post_init__(self) -> None:
-        self.gatt_services: list[Dict[str, Any]] = []
+        self.gatt_services: list[dict[str, Any]] = []
 
-    def load_from_dict(self, config: Dict[str, Any]) -> None:
+    def load_from_dict(self, config: dict[str, Any]) -> None:
         config = copy.deepcopy(config)
 
         # Load simple properties
@@ -2018,13 +2015,13 @@ class DeviceConfiguration:
             self.load_from_dict(json.load(file))
 
     @classmethod
-    def from_file(cls: Type[Self], filename: str) -> Self:
+    def from_file(cls: type[Self], filename: str) -> Self:
         config = cls()
         config.load_from_file(filename)
         return config
 
     @classmethod
-    def from_dict(cls: Type[Self], config: Dict[str, Any]) -> Self:
+    def from_dict(cls: type[Self], config: dict[str, Any]) -> Self:
         device_config = cls()
         device_config.load_from_dict(config)
         return device_config
@@ -2121,22 +2118,22 @@ class Device(utils.CompositeEventEmitter):
     advertising_data: bytes
     scan_response_data: bytes
     cs_capabilities: ChannelSoundingCapabilities | None = None
-    connections: Dict[int, Connection]
+    connections: dict[int, Connection]
-    pending_connections: Dict[hci.Address, Connection]
+    pending_connections: dict[hci.Address, Connection]
-    classic_pending_accepts: Dict[
+    classic_pending_accepts: dict[
         hci.Address,
         list[asyncio.Future[Union[Connection, tuple[hci.Address, int, int]]]],
     ]
-    advertisement_accumulators: Dict[hci.Address, AdvertisementDataAccumulator]
+    advertisement_accumulators: dict[hci.Address, AdvertisementDataAccumulator]
     periodic_advertising_syncs: list[PeriodicAdvertisingSync]
     config: DeviceConfiguration
     legacy_advertiser: Optional[LegacyAdvertiser]
-    sco_links: Dict[int, ScoLink]
+    sco_links: dict[int, ScoLink]
-    cis_links: Dict[int, CisLink]
+    cis_links: dict[int, CisLink]
     bigs: dict[int, Big]
     bis_links: dict[int, BisLink]
     big_syncs: dict[int, BigSync]
-    _pending_cis: Dict[int, tuple[int, int]]
+    _pending_cis: dict[int, tuple[int, int]]
     gatt_service: gatt_service.GenericAttributeProfileService | None = None
 
     EVENT_ADVERTISEMENT = "advertisement"
@@ -2296,8 +2293,8 @@ class Device(utils.CompositeEventEmitter):
         self.address_generation_offload = config.address_generation_offload
 
         # Extended advertising.
-        self.extended_advertising_sets: Dict[int, AdvertisingSet] = {}
+        self.extended_advertising_sets: dict[int, AdvertisingSet] = {}
-        self.connecting_extended_advertising_sets: Dict[int, AdvertisingSet] = {}
+        self.connecting_extended_advertising_sets: dict[int, AdvertisingSet] = {}
 
         # Legacy advertising.
         # The advertising and scan response data, as well as the advertising interval
@@ -4273,11 +4270,11 @@ class Device(utils.CompositeEventEmitter):
         self.smp_manager.pairing_config_factory = pairing_config_factory
 
     @property
-    def smp_session_proxy(self) -> Type[smp.Session]:
+    def smp_session_proxy(self) -> type[smp.Session]:
         return self.smp_manager.session_proxy
 
     @smp_session_proxy.setter
-    def smp_session_proxy(self, session_proxy: Type[smp.Session]) -> None:
+    def smp_session_proxy(self, session_proxy: type[smp.Session]) -> None:
         self.smp_manager.session_proxy = session_proxy
 
     async def pair(self, connection):

bumble/drivers/__init__.py

@@ -23,7 +23,7 @@ from __future__ import annotations
 import logging
 import pathlib
 import platform
-from typing import Dict, Iterable, Optional, Type, TYPE_CHECKING
+from typing import Iterable, Optional, TYPE_CHECKING
 
 from bumble.drivers import rtk, intel
 from bumble.drivers.common import Driver
@@ -45,7 +45,7 @@ async def get_driver_for_host(host: Host) -> Optional[Driver]:
     found.
     If a "driver" HCI metadata entry is present, only that driver class will be probed.
     """
-    driver_classes: Dict[str, Type[Driver]] = {"rtk": rtk.Driver, "intel": intel.Driver}
+    driver_classes: dict[str, type[Driver]] = {"rtk": rtk.Driver, "intel": intel.Driver}
     probe_list: Iterable[str]
     if driver_name := host.hci_metadata.get("driver"):
         # Only probe a single driver

bumble/drivers/common.py

@@ -20,8 +20,6 @@ Common types for drivers.
 # -----------------------------------------------------------------------------
 import abc
 
-from bumble import core
-
 
 # -----------------------------------------------------------------------------
 # Classes

bumble/drivers/intel.py

@@ -28,7 +28,7 @@ import os
 import pathlib
 import platform
 import struct
-from typing import Any, Deque, Optional, TYPE_CHECKING
+from typing import Any, Optional, TYPE_CHECKING
 
 from bumble import core
 from bumble.drivers import common
@@ -348,7 +348,7 @@ class Driver(common.Driver):
     def __init__(self, host: Host) -> None:
         self.host = host
         self.max_in_flight_firmware_load_commands = 1
-        self.pending_firmware_load_commands: Deque[hci.HCI_Command] = (
+        self.pending_firmware_load_commands: collections.deque[hci.HCI_Command] = (
             collections.deque()
         )
         self.can_send_firmware_load_command = asyncio.Event()

bumble/drivers/rtk.py

@@ -29,7 +29,6 @@ import os
 import pathlib
 import platform
 import struct
-from typing import Tuple
 import weakref
 
 
@@ -294,7 +293,7 @@ class Driver(common.Driver):
     @dataclass
     class DriverInfo:
         rom: int
-        hci: Tuple[int, int]
+        hci: tuple[int, int]
         config_needed: bool
         has_rom_version: bool
         has_msft_ext: bool = False

bumble/gatt.py

@@ -27,7 +27,7 @@ import enum
 import functools
 import logging
 import struct
-from typing import Iterable, List, Optional, Sequence, TypeVar, Union
+from typing import Iterable, Optional, Sequence, TypeVar, Union
 
 from bumble.colors import color
 from bumble.core import BaseBumbleError, UUID
@@ -350,8 +350,8 @@ class Service(Attribute):
     '''
 
     uuid: UUID
-    characteristics: List[Characteristic]
+    characteristics: list[Characteristic]
-    included_services: List[Service]
+    included_services: list[Service]
 
     def __init__(
         self,
@@ -474,7 +474,7 @@ class Characteristic(Attribute[_T]):
                 # The check for `p.name is not None` here is needed because for InFlag
                 # enums, the .name property can be None, when the enum value is 0,
                 # so the type hint for .name is Optional[str].
-                enum_list: List[str] = [p.name for p in cls if p.name is not None]
+                enum_list: list[str] = [p.name for p in cls if p.name is not None]
                 enum_list_str = ",".join(enum_list)
                 raise TypeError(
                     f"Characteristic.Properties::from_string() error:\nExpected a string containing any of the keys, separated by , or |: {enum_list_str}\nGot: {properties_str}"

bumble/gatt_adapters.py

@@ -28,7 +28,6 @@ from typing import (
     Iterable,
     Literal,
     Optional,
-    Type,
     TypeVar,
 )
 
@@ -270,7 +269,7 @@ class SerializableCharacteristicAdapter(CharacteristicAdapter[_T2]):
     `to_bytes` and `__bytes__` methods, respectively.
     '''
 
-    def __init__(self, characteristic: Characteristic, cls: Type[_T2]) -> None:
+    def __init__(self, characteristic: Characteristic, cls: type[_T2]) -> None:
         super().__init__(characteristic)
         self.cls = cls
 
@@ -289,7 +288,7 @@ class SerializableCharacteristicProxyAdapter(CharacteristicProxyAdapter[_T2]):
     '''
 
     def __init__(
-        self, characteristic_proxy: CharacteristicProxy, cls: Type[_T2]
+        self, characteristic_proxy: CharacteristicProxy, cls: type[_T2]
     ) -> None:
         super().__init__(characteristic_proxy)
         self.cls = cls
@@ -311,7 +310,7 @@ class EnumCharacteristicAdapter(CharacteristicAdapter[_T3]):
     def __init__(
         self,
         characteristic: Characteristic,
-        cls: Type[_T3],
+        cls: type[_T3],
         length: int,
         byteorder: Literal['little', 'big'] = 'little',
     ):
@@ -347,7 +346,7 @@ class EnumCharacteristicProxyAdapter(CharacteristicProxyAdapter[_T3]):
     def __init__(
         self,
         characteristic_proxy: CharacteristicProxy,
-        cls: Type[_T3],
+        cls: type[_T3],
         length: int,
         byteorder: Literal['little', 'big'] = 'little',
     ):

bumble/gatt_client.py

@@ -31,15 +31,10 @@ from datetime import datetime
 from typing import (
     Any,
     Callable,
-    Dict,
     Generic,
     Iterable,
-    List,
     Optional,
-    Set,
-    Tuple,
     Union,
-    Type,
     TypeVar,
     TYPE_CHECKING,
 )
@@ -149,8 +144,8 @@ class AttributeProxy(utils.EventEmitter, Generic[_T]):
 
 class ServiceProxy(AttributeProxy):
     uuid: UUID
-    characteristics: List[CharacteristicProxy[bytes]]
+    characteristics: list[CharacteristicProxy[bytes]]
-    included_services: List[ServiceProxy]
+    included_services: list[ServiceProxy]
 
     @staticmethod
     def from_client(service_class, client: Client, service_uuid: UUID):
@@ -199,8 +194,8 @@ class ServiceProxy(AttributeProxy):
 
 class CharacteristicProxy(AttributeProxy[_T]):
     properties: Characteristic.Properties
-    descriptors: List[DescriptorProxy]
+    descriptors: list[DescriptorProxy]
-    subscribers: Dict[Any, Callable[[_T], Any]]
+    subscribers: dict[Any, Callable[[_T], Any]]
 
     EVENT_UPDATE = "update"
 
@@ -277,7 +272,7 @@ class ProfileServiceProxy:
     Base class for profile-specific service proxies
     '''
 
-    SERVICE_CLASS: Type[TemplateService]
+    SERVICE_CLASS: type[TemplateService]
 
     @classmethod
     def from_client(cls, client: Client) -> Optional[ProfileServiceProxy]:
@@ -288,13 +283,13 @@ class ProfileServiceProxy:
 # GATT Client
 # -----------------------------------------------------------------------------
 class Client:
-    services: List[ServiceProxy]
+    services: list[ServiceProxy]
-    cached_values: Dict[int, Tuple[datetime, bytes]]
+    cached_values: dict[int, tuple[datetime, bytes]]
-    notification_subscribers: Dict[
+    notification_subscribers: dict[
-        int, Set[Union[CharacteristicProxy, Callable[[bytes], Any]]]
+        int, set[Union[CharacteristicProxy, Callable[[bytes], Any]]]
     ]
-    indication_subscribers: Dict[
+    indication_subscribers: dict[
-        int, Set[Union[CharacteristicProxy, Callable[[bytes], Any]]]
+        int, set[Union[CharacteristicProxy, Callable[[bytes], Any]]]
     ]
     pending_response: Optional[asyncio.futures.Future[ATT_PDU]]
     pending_request: Optional[ATT_PDU]
@@ -379,12 +374,12 @@ class Client:
 
         return self.connection.att_mtu
 
-    def get_services_by_uuid(self, uuid: UUID) -> List[ServiceProxy]:
+    def get_services_by_uuid(self, uuid: UUID) -> list[ServiceProxy]:
         return [service for service in self.services if service.uuid == uuid]
 
     def get_characteristics_by_uuid(
         self, uuid: UUID, service: Optional[ServiceProxy] = None
-    ) -> List[CharacteristicProxy[bytes]]:
+    ) -> list[CharacteristicProxy[bytes]]:
         services = [service] if service else self.services
         return [
             c
@@ -395,8 +390,8 @@ class Client:
     def get_attribute_grouping(self, attribute_handle: int) -> Optional[
         Union[
             ServiceProxy,
-            Tuple[ServiceProxy, CharacteristicProxy],
+            tuple[ServiceProxy, CharacteristicProxy],
-            Tuple[ServiceProxy, CharacteristicProxy, DescriptorProxy],
+            tuple[ServiceProxy, CharacteristicProxy, DescriptorProxy],
         ]
     ]:
         """
@@ -429,7 +424,7 @@ class Client:
         if not already_known:
             self.services.append(service)
 
-    async def discover_services(self, uuids: Iterable[UUID] = ()) -> List[ServiceProxy]:
+    async def discover_services(self, uuids: Iterable[UUID] = ()) -> list[ServiceProxy]:
         '''
         See Vol 3, Part G - 4.4.1 Discover All Primary Services
         '''
@@ -501,7 +496,7 @@ class Client:
 
         return services
 
-    async def discover_service(self, uuid: Union[str, UUID]) -> List[ServiceProxy]:
+    async def discover_service(self, uuid: Union[str, UUID]) -> list[ServiceProxy]:
         '''
         See Vol 3, Part G - 4.4.2 Discover Primary Service by Service UUID
         '''
@@ -572,7 +567,7 @@ class Client:
 
     async def discover_included_services(
         self, service: ServiceProxy
-    ) -> List[ServiceProxy]:
+    ) -> list[ServiceProxy]:
         '''
         See Vol 3, Part G - 4.5.1 Find Included Services
         '''
@@ -580,7 +575,7 @@ class Client:
         starting_handle = service.handle
         ending_handle = service.end_group_handle
 
-        included_services: List[ServiceProxy] = []
+        included_services: list[ServiceProxy] = []
         while starting_handle <= ending_handle:
             response = await self.send_request(
                 ATT_Read_By_Type_Request(
@@ -636,7 +631,7 @@ class Client:
 
     async def discover_characteristics(
         self, uuids, service: Optional[ServiceProxy]
-    ) -> List[CharacteristicProxy[bytes]]:
+    ) -> list[CharacteristicProxy[bytes]]:
         '''
         See Vol 3, Part G - 4.6.1 Discover All Characteristics of a Service and 4.6.2
         Discover Characteristics by UUID
@@ -649,12 +644,12 @@ class Client:
         services = [service] if service else self.services
 
         # Perform characteristic discovery for each service
-        discovered_characteristics: List[CharacteristicProxy[bytes]] = []
+        discovered_characteristics: list[CharacteristicProxy[bytes]] = []
         for service in services:
             starting_handle = service.handle
             ending_handle = service.end_group_handle
 
-            characteristics: List[CharacteristicProxy[bytes]] = []
+            characteristics: list[CharacteristicProxy[bytes]] = []
             while starting_handle <= ending_handle:
                 response = await self.send_request(
                     ATT_Read_By_Type_Request(
@@ -725,7 +720,7 @@ class Client:
         characteristic: Optional[CharacteristicProxy] = None,
         start_handle: Optional[int] = None,
         end_handle: Optional[int] = None,
-    ) -> List[DescriptorProxy]:
+    ) -> list[DescriptorProxy]:
         '''
         See Vol 3, Part G - 4.7.1 Discover All Characteristic Descriptors
         '''
@@ -738,7 +733,7 @@ class Client:
         else:
             return []
 
-        descriptors: List[DescriptorProxy] = []
+        descriptors: list[DescriptorProxy] = []
         while starting_handle <= ending_handle:
             response = await self.send_request(
                 ATT_Find_Information_Request(
@@ -787,7 +782,7 @@ class Client:
 
         return descriptors
 
-    async def discover_attributes(self) -> List[AttributeProxy[bytes]]:
+    async def discover_attributes(self) -> list[AttributeProxy[bytes]]:
         '''
         Discover all attributes, regardless of type
         '''
@@ -1002,7 +997,7 @@ class Client:
 
     async def read_characteristics_by_uuid(
         self, uuid: UUID, service: Optional[ServiceProxy]
-    ) -> List[bytes]:
+    ) -> list[bytes]:
         '''
         See Vol 3, Part G - 4.8.2 Read Using Characteristic UUID
         '''

bumble/gatt_server.py

@@ -29,13 +29,9 @@ import logging
 from collections import defaultdict
 import struct
 from typing import (
-    Dict,
     Iterable,
-    List,
     Optional,
-    Tuple,
     TypeVar,
-    Type,
     TYPE_CHECKING,
 )
 
@@ -103,10 +99,10 @@ GATT_SERVER_DEFAULT_MAX_MTU = 517
 # GATT Server
 # -----------------------------------------------------------------------------
 class Server(utils.EventEmitter):
-    attributes: List[Attribute]
+    attributes: list[Attribute]
-    services: List[Service]
+    services: list[Service]
-    attributes_by_handle: Dict[int, Attribute]
+    attributes_by_handle: dict[int, Attribute]
-    subscribers: Dict[int, Dict[int, bytes]]
+    subscribers: dict[int, dict[int, bytes]]
     indication_semaphores: defaultdict[int, asyncio.Semaphore]
     pending_confirmations: defaultdict[int, Optional[asyncio.futures.Future]]
 
@@ -136,7 +132,7 @@ class Server(utils.EventEmitter):
     def next_handle(self) -> int:
         return 1 + len(self.attributes)
 
-    def get_advertising_service_data(self) -> Dict[Attribute, bytes]:
+    def get_advertising_service_data(self) -> dict[Attribute, bytes]:
         return {
             attribute: data
             for attribute in self.attributes
@@ -160,7 +156,7 @@ class Server(utils.EventEmitter):
     AttributeGroupType = TypeVar('AttributeGroupType', Service, Characteristic)
 
     def get_attribute_group(
-        self, handle: int, group_type: Type[AttributeGroupType]
+        self, handle: int, group_type: type[AttributeGroupType]
     ) -> Optional[AttributeGroupType]:
         return next(
             (
@@ -186,7 +182,7 @@ class Server(utils.EventEmitter):
 
     def get_characteristic_attributes(
         self, service_uuid: UUID, characteristic_uuid: UUID
-    ) -> Optional[Tuple[CharacteristicDeclaration, Characteristic]]:
+    ) -> Optional[tuple[CharacteristicDeclaration, Characteristic]]:
         service_handle = self.get_service_attribute(service_uuid)
         if not service_handle:
             return None

bumble/hci.py

@@ -23,7 +23,7 @@ import functools
 import logging
 import secrets
 import struct
-from typing import Any, Callable, Dict, Iterable, List, Optional, Type, Union, ClassVar
+from typing import Any, Callable, Iterable, Optional, Union, ClassVar
 from typing_extensions import Self
 
 from bumble import crypto
@@ -2269,8 +2269,8 @@ class HCI_Command(HCI_Packet):
     '''
 
     hci_packet_type = HCI_COMMAND_PACKET
-    command_names: Dict[int, str] = {}
+    command_names: dict[int, str] = {}
-    command_classes: Dict[int, Type[HCI_Command]] = {}
+    command_classes: dict[int, type[HCI_Command]] = {}
     op_code: int
 
     @staticmethod
@@ -2303,7 +2303,7 @@ class HCI_Command(HCI_Packet):
         return inner
 
     @staticmethod
-    def command_map(symbols: Dict[str, Any]) -> Dict[int, str]:
+    def command_map(symbols: dict[str, Any]) -> dict[int, str]:
         return {
             command_code: command_name
             for (command_name, command_code) in symbols.items()
@@ -2311,7 +2311,7 @@ class HCI_Command(HCI_Packet):
         }
 
     @classmethod
-    def register_commands(cls, symbols: Dict[str, Any]) -> None:
+    def register_commands(cls, symbols: dict[str, Any]) -> None:
         cls.command_names.update(cls.command_map(symbols))
 
     @staticmethod
@@ -5055,13 +5055,13 @@ class HCI_LE_Set_CIG_Parameters_Command(HCI_Command):
     framing: int
     max_transport_latency_c_to_p: int
     max_transport_latency_p_to_c: int
-    cis_id: List[int]
+    cis_id: list[int]
-    max_sdu_c_to_p: List[int]
+    max_sdu_c_to_p: list[int]
-    max_sdu_p_to_c: List[int]
+    max_sdu_p_to_c: list[int]
-    phy_c_to_p: List[int]
+    phy_c_to_p: list[int]
-    phy_p_to_c: List[int]
+    phy_p_to_c: list[int]
-    rtn_c_to_p: List[int]
+    rtn_c_to_p: list[int]
-    rtn_p_to_c: List[int]
+    rtn_p_to_c: list[int]
 
 
 # -----------------------------------------------------------------------------
@@ -5078,8 +5078,8 @@ class HCI_LE_Create_CIS_Command(HCI_Command):
     See Bluetooth spec @ 7.8.99 LE Create CIS command
     '''
 
-    cis_connection_handle: List[int]
+    cis_connection_handle: list[int]
-    acl_connection_handle: List[int]
+    acl_connection_handle: list[int]
 
 
 # -----------------------------------------------------------------------------
@@ -5198,7 +5198,7 @@ class HCI_LE_BIG_Create_Sync_Command(HCI_Command):
     broadcast_code: int
     mse: int
     big_sync_timeout: int
-    bis: List[int]
+    bis: list[int]
 
 
 # -----------------------------------------------------------------------------
@@ -5557,8 +5557,8 @@ class HCI_Event(HCI_Packet):
     '''
 
     hci_packet_type = HCI_EVENT_PACKET
-    event_names: Dict[int, str] = {}
+    event_names: dict[int, str] = {}
-    event_classes: Dict[int, Type[HCI_Event]] = {}
+    event_classes: dict[int, type[HCI_Event]] = {}
     vendor_factories: list[Callable[[bytes], Optional[HCI_Event]]] = []
 
     @staticmethod
@@ -5588,7 +5588,7 @@ class HCI_Event(HCI_Packet):
         return inner
 
     @staticmethod
-    def event_map(symbols: Dict[str, Any]) -> Dict[int, str]:
+    def event_map(symbols: dict[str, Any]) -> dict[int, str]:
         return {
             event_code: event_name
             for (event_name, event_code) in symbols.items()
@@ -5602,7 +5602,7 @@ class HCI_Event(HCI_Packet):
         return name_or_number(HCI_Event.event_names, event_code)
 
     @staticmethod
-    def register_events(symbols: Dict[str, Any]) -> None:
+    def register_events(symbols: dict[str, Any]) -> None:
         HCI_Event.event_names.update(HCI_Event.event_map(symbols))
 
     @staticmethod
@@ -5710,8 +5710,8 @@ class HCI_Extended_Event(HCI_Event):
     HCI_Event subclass for events that have a subevent code.
     '''
 
-    subevent_names: Dict[int, str] = {}
+    subevent_names: dict[int, str] = {}
-    subevent_classes: Dict[int, Type[HCI_Extended_Event]] = {}
+    subevent_classes: dict[int, type[HCI_Extended_Event]] = {}
 
     @classmethod
     def event(cls, fields=()):
@@ -5750,7 +5750,7 @@ class HCI_Extended_Event(HCI_Event):
         return f'{cls.__name__.upper()}[0x{subevent_code:02X}]'
 
     @staticmethod
-    def subevent_map(symbols: Dict[str, Any]) -> Dict[int, str]:
+    def subevent_map(symbols: dict[str, Any]) -> dict[int, str]:
         return {
             subevent_code: subevent_name
             for (subevent_name, subevent_code) in symbols.items()
@@ -5758,7 +5758,7 @@ class HCI_Extended_Event(HCI_Event):
         }
 
     @classmethod
-    def register_subevents(cls, symbols: Dict[str, Any]) -> None:
+    def register_subevents(cls, symbols: dict[str, Any]) -> None:
         cls.subevent_names.update(cls.subevent_map(symbols))
 
     @classmethod
@@ -5807,7 +5807,7 @@ class HCI_LE_Meta_Event(HCI_Extended_Event):
     subevent_classes = {}
 
     @staticmethod
-    def subevent_map(symbols: Dict[str, Any]) -> Dict[int, str]:
+    def subevent_map(symbols: dict[str, Any]) -> dict[int, str]:
         return {
             subevent_code: subevent_name
             for (subevent_name, subevent_code) in symbols.items()

bumble/hfp.py

@@ -26,14 +26,9 @@ import enum
 import traceback
 import re
 from typing import (
-    Dict,
-    List,
     Union,
-    Set,
     Any,
     Optional,
-    Type,
-    Tuple,
     ClassVar,
     Iterable,
     TYPE_CHECKING,
@@ -375,7 +370,7 @@ class CallLineIdentification:
     cli_validity: Optional[int] = None
 
     @classmethod
-    def parse_from(cls: Type[Self], parameters: List[bytes]) -> Self:
+    def parse_from(cls, parameters: list[bytes]) -> Self:
         return cls(
             number=parameters[0].decode(),
             type=int(parameters[1]),
@@ -505,9 +500,9 @@ STATUS_CODES = {
 
 @dataclasses.dataclass
 class HfConfiguration:
-    supported_hf_features: List[HfFeature]
+    supported_hf_features: list[HfFeature]
-    supported_hf_indicators: List[HfIndicator]
+    supported_hf_indicators: list[HfIndicator]
-    supported_audio_codecs: List[AudioCodec]
+    supported_audio_codecs: list[AudioCodec]
 
 
 @dataclasses.dataclass
@@ -535,7 +530,7 @@ class AtResponse:
     parameters: list
 
     @classmethod
-    def parse_from(cls: Type[Self], buffer: bytearray) -> Self:
+    def parse_from(cls: type[Self], buffer: bytearray) -> Self:
         code_and_parameters = buffer.split(b':')
         parameters = (
             code_and_parameters[1] if len(code_and_parameters) > 1 else bytearray()
@@ -563,7 +558,7 @@ class AtCommand:
     )
 
     @classmethod
-    def parse_from(cls: Type[Self], buffer: bytearray) -> Self:
+    def parse_from(cls: type[Self], buffer: bytearray) -> Self:
         if not (match := cls._PARSE_PATTERN.fullmatch(buffer.decode())):
             if buffer.startswith(b'ATA'):
                 return cls(code='A', sub_code=AtCommand.SubCode.NONE, parameters=[])
@@ -598,7 +593,7 @@ class AgIndicatorState:
     """
 
     indicator: AgIndicator
-    supported_values: Set[int]
+    supported_values: set[int]
     current_status: int
     index: Optional[int] = None
     enabled: bool = True
@@ -616,14 +611,14 @@ class AgIndicatorState:
         return f'(\"{self.indicator.value}\",{supported_values_text})'
 
     @classmethod
-    def call(cls: Type[Self]) -> Self:
+    def call(cls: type[Self]) -> Self:
         """Default call indicator state."""
         return cls(
             indicator=AgIndicator.CALL, supported_values={0, 1}, current_status=0
         )
 
     @classmethod
-    def callsetup(cls: Type[Self]) -> Self:
+    def callsetup(cls: type[Self]) -> Self:
         """Default callsetup indicator state."""
         return cls(
             indicator=AgIndicator.CALL_SETUP,
@@ -632,7 +627,7 @@ class AgIndicatorState:
         )
 
     @classmethod
-    def callheld(cls: Type[Self]) -> Self:
+    def callheld(cls: type[Self]) -> Self:
         """Default call indicator state."""
         return cls(
             indicator=AgIndicator.CALL_HELD,
@@ -641,14 +636,14 @@ class AgIndicatorState:
         )
 
     @classmethod
-    def service(cls: Type[Self]) -> Self:
+    def service(cls: type[Self]) -> Self:
         """Default service indicator state."""
         return cls(
             indicator=AgIndicator.SERVICE, supported_values={0, 1}, current_status=0
         )
 
     @classmethod
-    def signal(cls: Type[Self]) -> Self:
+    def signal(cls: type[Self]) -> Self:
         """Default signal indicator state."""
         return cls(
             indicator=AgIndicator.SIGNAL,
@@ -657,14 +652,14 @@ class AgIndicatorState:
         )
 
     @classmethod
-    def roam(cls: Type[Self]) -> Self:
+    def roam(cls: type[Self]) -> Self:
         """Default roam indicator state."""
         return cls(
             indicator=AgIndicator.CALL, supported_values={0, 1}, current_status=0
         )
 
     @classmethod
-    def battchg(cls: Type[Self]) -> Self:
+    def battchg(cls: type[Self]) -> Self:
         """Default battery charge indicator state."""
         return cls(
             indicator=AgIndicator.BATTERY_CHARGE,
@@ -732,13 +727,13 @@ class HfProtocol(utils.EventEmitter):
         """Termination signal for run() loop."""
 
     supported_hf_features: int
-    supported_audio_codecs: List[AudioCodec]
+    supported_audio_codecs: list[AudioCodec]
 
     supported_ag_features: int
-    supported_ag_call_hold_operations: List[CallHoldOperation]
+    supported_ag_call_hold_operations: list[CallHoldOperation]
 
-    ag_indicators: List[AgIndicatorState]
+    ag_indicators: list[AgIndicatorState]
-    hf_indicators: Dict[HfIndicator, HfIndicatorState]
+    hf_indicators: dict[HfIndicator, HfIndicatorState]
 
     dlc: rfcomm.DLC
     command_lock: asyncio.Lock
@@ -836,7 +831,7 @@ class HfProtocol(utils.EventEmitter):
         cmd: str,
         timeout: float = 1.0,
         response_type: AtResponseType = AtResponseType.NONE,
-    ) -> Union[None, AtResponse, List[AtResponse]]:
+    ) -> Union[None, AtResponse, list[AtResponse]]:
         """
         Sends an AT command and wait for the peer response.
         Wait for the AT responses sent by the peer, to the status code.
@@ -853,7 +848,7 @@ class HfProtocol(utils.EventEmitter):
         async with self.command_lock:
             logger.debug(f">>> {cmd}")
             self.dlc.write(cmd + '\r')
-            responses: List[AtResponse] = []
+            responses: list[AtResponse] = []
 
             while True:
                 result = await asyncio.wait_for(
@@ -1073,7 +1068,7 @@ class HfProtocol(utils.EventEmitter):
         # code, with the value indicating (call=0).
         await self.execute_command("AT+CHUP")
 
-    async def query_current_calls(self) -> List[CallInfo]:
+    async def query_current_calls(self) -> list[CallInfo]:
         """4.32.1 Query List of Current Calls in AG.
 
         Return:
@@ -1204,27 +1199,27 @@ class AgProtocol(utils.EventEmitter):
     EVENT_MICROPHONE_VOLUME = "microphone_volume"
 
     supported_hf_features: int
-    supported_hf_indicators: Set[HfIndicator]
+    supported_hf_indicators: set[HfIndicator]
-    supported_audio_codecs: List[AudioCodec]
+    supported_audio_codecs: list[AudioCodec]
 
     supported_ag_features: int
-    supported_ag_call_hold_operations: List[CallHoldOperation]
+    supported_ag_call_hold_operations: list[CallHoldOperation]
 
-    ag_indicators: List[AgIndicatorState]
+    ag_indicators: list[AgIndicatorState]
     hf_indicators: collections.OrderedDict[HfIndicator, HfIndicatorState]
 
     dlc: rfcomm.DLC
 
     read_buffer: bytearray
     active_codec: AudioCodec
-    calls: List[CallInfo]
+    calls: list[CallInfo]
 
     indicator_report_enabled: bool
     inband_ringtone_enabled: bool
     cme_error_enabled: bool
     cli_notification_enabled: bool
     call_waiting_enabled: bool
-    _remained_slc_setup_features: Set[HfFeature]
+    _remained_slc_setup_features: set[HfFeature]
 
     def __init__(self, dlc: rfcomm.DLC, configuration: AgConfiguration) -> None:
         super().__init__()
@@ -1694,7 +1689,7 @@ def make_hf_sdp_records(
     rfcomm_channel: int,
     configuration: HfConfiguration,
     version: ProfileVersion = ProfileVersion.V1_8,
-) -> List[sdp.ServiceAttribute]:
+) -> list[sdp.ServiceAttribute]:
     """
     Generates the SDP record for HFP Hands-Free support.
 
@@ -1780,7 +1775,7 @@ def make_ag_sdp_records(
     rfcomm_channel: int,
     configuration: AgConfiguration,
     version: ProfileVersion = ProfileVersion.V1_8,
-) -> List[sdp.ServiceAttribute]:
+) -> list[sdp.ServiceAttribute]:
     """
     Generates the SDP record for HFP Audio-Gateway support.
 
@@ -1860,7 +1855,7 @@ def make_ag_sdp_records(
 
 async def find_hf_sdp_record(
     connection: device.Connection,
-) -> Optional[Tuple[int, ProfileVersion, HfSdpFeature]]:
+) -> Optional[tuple[int, ProfileVersion, HfSdpFeature]]:
     """Searches a Hands-Free SDP record from remote device.
 
     Args:
@@ -1912,7 +1907,7 @@ async def find_hf_sdp_record(
 
 async def find_ag_sdp_record(
     connection: device.Connection,
-) -> Optional[Tuple[int, ProfileVersion, AgSdpFeature]]:
+) -> Optional[tuple[int, ProfileVersion, AgSdpFeature]]:
     """Searches an Audio-Gateway SDP record from remote device.
 
     Args:
@@ -2010,7 +2005,7 @@ class EscoParameters:
     transmit_codec_frame_size: int = 60
     receive_codec_frame_size: int = 60
 
-    def asdict(self) -> Dict[str, Any]:
+    def asdict(self) -> dict[str, Any]:
         # dataclasses.asdict() will recursively deep-copy the entire object,
         # which is expensive and breaks CodingFormat object, so let it simply copy here.
         return self.__dict__

bumble/host.py

@@ -26,10 +26,7 @@ from typing import (
     Any,
     Awaitable,
     Callable,
-    Deque,
-    Dict,
     Optional,
-    Set,
     cast,
     TYPE_CHECKING,
 )
@@ -89,7 +86,9 @@ class DataPacketQueue(utils.EventEmitter):
             int
         )  # Number of packets in flight per connection
         self._send = send
-        self._packets: Deque[tuple[hci.HCI_Packet, int]] = collections.deque()
+        self._packets: collections.deque[tuple[hci.HCI_Packet, int]] = (
+            collections.deque()
+        )
         self._queued = 0
         self._completed = 0
 
@@ -234,16 +233,16 @@ class IsoLink:
 
 # -----------------------------------------------------------------------------
 class Host(utils.EventEmitter):
-    connections: Dict[int, Connection]
+    connections: dict[int, Connection]
-    cis_links: Dict[int, IsoLink]
+    cis_links: dict[int, IsoLink]
-    bis_links: Dict[int, IsoLink]
+    bis_links: dict[int, IsoLink]
-    sco_links: Dict[int, ScoLink]
+    sco_links: dict[int, ScoLink]
     bigs: dict[int, set[int]]
     acl_packet_queue: Optional[DataPacketQueue] = None
     le_acl_packet_queue: Optional[DataPacketQueue] = None
     iso_packet_queue: Optional[DataPacketQueue] = None
     hci_sink: Optional[TransportSink] = None
-    hci_metadata: Dict[str, Any]
+    hci_metadata: dict[str, Any]
     long_term_key_provider: Optional[
         Callable[[int, bytes, int], Awaitable[Optional[bytes]]]
     ]
@@ -813,7 +812,7 @@ class Host(utils.EventEmitter):
         ) != 0
 
     @property
-    def supported_commands(self) -> Set[int]:
+    def supported_commands(self) -> set[int]:
         return set(
             op_code
             for op_code, mask in hci.HCI_SUPPORTED_COMMANDS_MASKS.items()

bumble/keys.py

@@ -26,7 +26,7 @@ import dataclasses
 import logging
 import os
 import json
-from typing import TYPE_CHECKING, Dict, List, Optional, Tuple, Type, Any
+from typing import TYPE_CHECKING, Optional, Any
 from typing_extensions import Self
 
 from bumble.colors import color
@@ -157,7 +157,7 @@ class KeyStore:
     async def get(self, _name: str) -> Optional[PairingKeys]:
         return None
 
-    async def get_all(self) -> List[Tuple[str, PairingKeys]]:
+    async def get_all(self) -> list[tuple[str, PairingKeys]]:
         return []
 
     async def delete_all(self) -> None:
@@ -272,7 +272,7 @@ class JsonKeyStore(KeyStore):
 
     @classmethod
     def from_device(
-        cls: Type[Self], device: Device, filename: Optional[str] = None
+        cls: type[Self], device: Device, filename: Optional[str] = None
     ) -> Self:
         if not filename:
             # Extract the filename from the config if there is one
@@ -356,7 +356,7 @@ class JsonKeyStore(KeyStore):
 
 # -----------------------------------------------------------------------------
 class MemoryKeyStore(KeyStore):
-    all_keys: Dict[str, PairingKeys]
+    all_keys: dict[str, PairingKeys]
 
     def __init__(self) -> None:
         self.all_keys = {}
@@ -371,5 +371,5 @@ class MemoryKeyStore(KeyStore):
     async def get(self, name: str) -> Optional[PairingKeys]:
         return self.all_keys.get(name)
 
-    async def get_all(self) -> List[Tuple[str, PairingKeys]]:
+    async def get_all(self) -> list[tuple[str, PairingKeys]]:
         return list(self.all_keys.items())

bumble/l2cap.py

@@ -24,15 +24,10 @@ import struct
 
 from collections import deque
 from typing import (
-    Dict,
-    Type,
-    List,
     Optional,
-    Tuple,
     Callable,
     Any,
     Union,
-    Deque,
     Iterable,
     SupportsBytes,
     TYPE_CHECKING,
@@ -242,7 +237,7 @@ class L2CAP_Control_Frame:
     See Bluetooth spec @ Vol 3, Part A - 4 SIGNALING PACKET FORMATS
     '''
 
-    classes: Dict[int, Type[L2CAP_Control_Frame]] = {}
+    classes: dict[int, type[L2CAP_Control_Frame]] = {}
     code = 0
     name: str
 
@@ -276,7 +271,7 @@ class L2CAP_Control_Frame:
         return name_or_number(L2CAP_CONTROL_FRAME_NAMES, code)
 
     @staticmethod
-    def decode_configuration_options(data: bytes) -> List[Tuple[int, bytes]]:
+    def decode_configuration_options(data: bytes) -> list[tuple[int, bytes]]:
         options = []
         while len(data) >= 2:
             value_type = data[0]
@@ -288,7 +283,7 @@ class L2CAP_Control_Frame:
         return options
 
     @staticmethod
-    def encode_configuration_options(options: List[Tuple[int, bytes]]) -> bytes:
+    def encode_configuration_options(options: list[tuple[int, bytes]]) -> bytes:
         return b''.join(
             [bytes([option[0], len(option[1])]) + option[1] for option in options]
         )
@@ -400,7 +395,7 @@ class L2CAP_Connection_Request(L2CAP_Control_Frame):
     source_cid: int
 
     @staticmethod
-    def parse_psm(data: bytes, offset: int = 0) -> Tuple[int, int]:
+    def parse_psm(data: bytes, offset: int = 0) -> tuple[int, int]:
         psm_length = 2
         psm = data[offset] | data[offset + 1] << 8
 
@@ -1041,7 +1036,7 @@ class LeCreditBasedChannel(utils.EventEmitter):
         DISCONNECTED = 4
         CONNECTION_ERROR = 5
 
-    out_queue: Deque[bytes]
+    out_queue: deque[bytes]
     connection_result: Optional[asyncio.Future[LeCreditBasedChannel]]
     disconnection_result: Optional[asyncio.Future[None]]
     in_sdu: Optional[bytes]
@@ -1445,13 +1440,13 @@ class LeCreditBasedChannelServer(utils.EventEmitter):
 
 # -----------------------------------------------------------------------------
 class ChannelManager:
-    identifiers: Dict[int, int]
+    identifiers: dict[int, int]
-    channels: Dict[int, Dict[int, Union[ClassicChannel, LeCreditBasedChannel]]]
+    channels: dict[int, dict[int, Union[ClassicChannel, LeCreditBasedChannel]]]
-    servers: Dict[int, ClassicChannelServer]
+    servers: dict[int, ClassicChannelServer]
-    le_coc_channels: Dict[int, Dict[int, LeCreditBasedChannel]]
+    le_coc_channels: dict[int, dict[int, LeCreditBasedChannel]]
-    le_coc_servers: Dict[int, LeCreditBasedChannelServer]
+    le_coc_servers: dict[int, LeCreditBasedChannelServer]
-    le_coc_requests: Dict[int, L2CAP_LE_Credit_Based_Connection_Request]
+    le_coc_requests: dict[int, L2CAP_LE_Credit_Based_Connection_Request]
-    fixed_channels: Dict[int, Optional[Callable[[int, bytes], Any]]]
+    fixed_channels: dict[int, Optional[Callable[[int, bytes], Any]]]
     _host: Optional[Host]
     connection_parameters_update_response: Optional[asyncio.Future[int]]
 

bumble/link.py

@@ -36,7 +36,7 @@ from bumble.hci import (
 )
 from bumble import controller
 
-from typing import Optional, Set
+from typing import Optional
 
 # -----------------------------------------------------------------------------
 # Logging
@@ -65,7 +65,7 @@ class LocalLink:
     Link bus for controllers to communicate with each other
     '''
 
-    controllers: Set[controller.Controller]
+    controllers: set[controller.Controller]
 
     def __init__(self):
         self.controllers = set()

bumble/pairing.py

@@ -18,7 +18,7 @@
 from __future__ import annotations
 import enum
 from dataclasses import dataclass
-from typing import Optional, Tuple
+from typing import Optional
 
 from bumble.hci import (
     Address,
@@ -205,7 +205,7 @@ class PairingDelegate:
     # [LE only]
     async def key_distribution_response(
         self, peer_initiator_key_distribution: int, peer_responder_key_distribution: int
-    ) -> Tuple[int, int]:
+    ) -> tuple[int, int]:
         """
         Return the key distribution response in an SMP protocol context.
 

bumble/pandora/__init__.py

@@ -45,7 +45,7 @@ __all__ = [
 
 
 # Add servicers hooks.
-_SERVICERS_HOOKS: List[Callable[[PandoraDevice, Config, grpc.aio.Server], None]] = []
+_SERVICERS_HOOKS: list[Callable[[PandoraDevice, Config, grpc.aio.Server], None]] = []
 
 
 def register_servicer_hook(

bumble/pandora/config.py

@@ -15,7 +15,7 @@
 from __future__ import annotations
 from bumble.pairing import PairingConfig, PairingDelegate
 from dataclasses import dataclass
-from typing import Any, Dict
+from typing import Any
 
 
 @dataclass
@@ -32,7 +32,7 @@ class Config:
         PairingDelegate.DEFAULT_KEY_DISTRIBUTION
     )
 
-    def load_from_dict(self, config: Dict[str, Any]) -> None:
+    def load_from_dict(self, config: dict[str, Any]) -> None:
         io_capability_name: str = config.get(
             'io_capability', 'no_output_no_input'
         ).upper()

bumble/pandora/device.py

@@ -32,7 +32,7 @@ from bumble.sdp import (
     DataElement,
     ServiceAttribute,
 )
-from typing import Any, Dict, List, Optional
+from typing import Any, Optional
 
 
 # Default rootcanal HCI TCP address
@@ -49,13 +49,13 @@ class PandoraDevice:
 
     # Bumble device instance & configuration.
     device: Device
-    config: Dict[str, Any]
+    config: dict[str, Any]
 
     # HCI transport name & instance.
     _hci_name: str
     _hci: Optional[transport.Transport]  # type: ignore[name-defined]
 
-    def __init__(self, config: Dict[str, Any]) -> None:
+    def __init__(self, config: dict[str, Any]) -> None:
         self.config = config
         self.device = _make_device(config)
         self._hci_name = config.get(
@@ -95,14 +95,14 @@ class PandoraDevice:
         await self.close()
         await self.open()
 
-    def info(self) -> Optional[Dict[str, str]]:
+    def info(self) -> Optional[dict[str, str]]:
         return {
             'public_bd_address': str(self.device.public_address),
             'random_address': str(self.device.random_address),
         }
 
 
-def _make_device(config: Dict[str, Any]) -> Device:
+def _make_device(config: dict[str, Any]) -> Device:
     """Initialize an idle Bumble device instance."""
 
     # initialize bumble device.
@@ -117,7 +117,7 @@ def _make_device(config: Dict[str, Any]) -> Device:
 
 
 # TODO(b/267540823): remove when Pandora A2dp is supported
-def _make_sdp_records(rfcomm_channel: int) -> Dict[int, List[ServiceAttribute]]:
+def _make_sdp_records(rfcomm_channel: int) -> dict[int, list[ServiceAttribute]]:
     return {
         0x00010001: [
             ServiceAttribute(

bumble/pandora/host.py

@@ -73,7 +73,6 @@ from pandora.host_pb2 import (
     ConnectResponse,
     DataTypes,
     DisconnectRequest,
-    DiscoverabilityMode,
     InquiryResponse,
     PrimaryPhy,
     ReadLocalAddressResponse,
@@ -86,9 +85,9 @@ from pandora.host_pb2 import (
     WaitConnectionResponse,
     WaitDisconnectionRequest,
 )
-from typing import AsyncGenerator, Dict, List, Optional, Set, Tuple, cast
+from typing import AsyncGenerator, Optional, cast
 
-PRIMARY_PHY_MAP: Dict[int, PrimaryPhy] = {
+PRIMARY_PHY_MAP: dict[int, PrimaryPhy] = {
     # Default value reported by Bumble for legacy Advertising reports.
     # FIXME(uael): `None` might be a better value, but Bumble need to change accordingly.
     0: PRIMARY_1M,
@@ -96,26 +95,26 @@ PRIMARY_PHY_MAP: Dict[int, PrimaryPhy] = {
     3: PRIMARY_CODED,
 }
 
-SECONDARY_PHY_MAP: Dict[int, SecondaryPhy] = {
+SECONDARY_PHY_MAP: dict[int, SecondaryPhy] = {
     0: SECONDARY_NONE,
     1: SECONDARY_1M,
     2: SECONDARY_2M,
     3: SECONDARY_CODED,
 }
 
-PRIMARY_PHY_TO_BUMBLE_PHY_MAP: Dict[PrimaryPhy, Phy] = {
+PRIMARY_PHY_TO_BUMBLE_PHY_MAP: dict[PrimaryPhy, Phy] = {
     PRIMARY_1M: Phy.LE_1M,
     PRIMARY_CODED: Phy.LE_CODED,
 }
 
-SECONDARY_PHY_TO_BUMBLE_PHY_MAP: Dict[SecondaryPhy, Phy] = {
+SECONDARY_PHY_TO_BUMBLE_PHY_MAP: dict[SecondaryPhy, Phy] = {
     SECONDARY_NONE: Phy.LE_1M,
     SECONDARY_1M: Phy.LE_1M,
     SECONDARY_2M: Phy.LE_2M,
     SECONDARY_CODED: Phy.LE_CODED,
 }
 
-OWN_ADDRESS_MAP: Dict[host_pb2.OwnAddressType, OwnAddressType] = {
+OWN_ADDRESS_MAP: dict[host_pb2.OwnAddressType, OwnAddressType] = {
     host_pb2.PUBLIC: OwnAddressType.PUBLIC,
     host_pb2.RANDOM: OwnAddressType.RANDOM,
     host_pb2.RESOLVABLE_OR_PUBLIC: OwnAddressType.RESOLVABLE_OR_PUBLIC,
@@ -124,7 +123,7 @@ OWN_ADDRESS_MAP: Dict[host_pb2.OwnAddressType, OwnAddressType] = {
 
 
 class HostService(HostServicer):
-    waited_connections: Set[int]
+    waited_connections: set[int]
 
     def __init__(
         self, grpc_server: grpc.aio.Server, device: Device, config: Config
@@ -618,7 +617,7 @@ class HostService(HostServicer):
         self.log.debug('Inquiry')
 
         inquiry_queue: asyncio.Queue[
-            Optional[Tuple[Address, int, AdvertisingData, int]]
+            Optional[tuple[Address, int, AdvertisingData, int]]
         ] = asyncio.Queue()
         complete_handler = self.device.on(
             self.device.EVENT_INQUIRY_COMPLETE, lambda: inquiry_queue.put_nowait(None)
@@ -670,10 +669,10 @@ class HostService(HostServicer):
         return empty_pb2.Empty()
 
     def unpack_data_types(self, dt: DataTypes) -> AdvertisingData:
-        ad_structures: List[Tuple[int, bytes]] = []
+        ad_structures: list[tuple[int, bytes]] = []
 
-        uuids: List[str]
+        uuids: list[str]
-        datas: Dict[str, bytes]
+        datas: dict[str, bytes]
 
         def uuid128_from_str(uuid: str) -> bytes:
             """Decode a 128-bit uuid encoded as XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX
@@ -887,50 +886,50 @@ class HostService(HostServicer):
 
     def pack_data_types(self, ad: AdvertisingData) -> DataTypes:
         dt = DataTypes()
-        uuids: List[UUID]
+        uuids: list[UUID]
         s: str
         i: int
-        ij: Tuple[int, int]
+        ij: tuple[int, int]
-        uuid_data: Tuple[UUID, bytes]
+        uuid_data: tuple[UUID, bytes]
         data: bytes
 
         if uuids := cast(
-            List[UUID],
+            list[UUID],
             ad.get(AdvertisingData.INCOMPLETE_LIST_OF_16_BIT_SERVICE_CLASS_UUIDS),
         ):
             dt.incomplete_service_class_uuids16.extend(
                 list(map(lambda x: x.to_hex_str('-'), uuids))
             )
         if uuids := cast(
-            List[UUID],
+            list[UUID],
             ad.get(AdvertisingData.COMPLETE_LIST_OF_16_BIT_SERVICE_CLASS_UUIDS),
         ):
             dt.complete_service_class_uuids16.extend(
                 list(map(lambda x: x.to_hex_str('-'), uuids))
             )
         if uuids := cast(
-            List[UUID],
+            list[UUID],
             ad.get(AdvertisingData.INCOMPLETE_LIST_OF_32_BIT_SERVICE_CLASS_UUIDS),
         ):
             dt.incomplete_service_class_uuids32.extend(
                 list(map(lambda x: x.to_hex_str('-'), uuids))
             )
         if uuids := cast(
-            List[UUID],
+            list[UUID],
             ad.get(AdvertisingData.COMPLETE_LIST_OF_32_BIT_SERVICE_CLASS_UUIDS),
         ):
             dt.complete_service_class_uuids32.extend(
                 list(map(lambda x: x.to_hex_str('-'), uuids))
             )
         if uuids := cast(
-            List[UUID],
+            list[UUID],
             ad.get(AdvertisingData.INCOMPLETE_LIST_OF_128_BIT_SERVICE_CLASS_UUIDS),
         ):
             dt.incomplete_service_class_uuids128.extend(
                 list(map(lambda x: x.to_hex_str('-'), uuids))
             )
         if uuids := cast(
-            List[UUID],
+            list[UUID],
             ad.get(AdvertisingData.COMPLETE_LIST_OF_128_BIT_SERVICE_CLASS_UUIDS),
         ):
             dt.complete_service_class_uuids128.extend(
@@ -945,42 +944,42 @@ class HostService(HostServicer):
         if i := cast(int, ad.get(AdvertisingData.CLASS_OF_DEVICE)):
             dt.class_of_device = i
         if ij := cast(
-            Tuple[int, int],
+            tuple[int, int],
             ad.get(AdvertisingData.PERIPHERAL_CONNECTION_INTERVAL_RANGE),
         ):
             dt.peripheral_connection_interval_min = ij[0]
             dt.peripheral_connection_interval_max = ij[1]
         if uuids := cast(
-            List[UUID],
+            list[UUID],
             ad.get(AdvertisingData.LIST_OF_16_BIT_SERVICE_SOLICITATION_UUIDS),
         ):
             dt.service_solicitation_uuids16.extend(
                 list(map(lambda x: x.to_hex_str('-'), uuids))
             )
         if uuids := cast(
-            List[UUID],
+            list[UUID],
             ad.get(AdvertisingData.LIST_OF_32_BIT_SERVICE_SOLICITATION_UUIDS),
         ):
             dt.service_solicitation_uuids32.extend(
                 list(map(lambda x: x.to_hex_str('-'), uuids))
             )
         if uuids := cast(
-            List[UUID],
+            list[UUID],
             ad.get(AdvertisingData.LIST_OF_128_BIT_SERVICE_SOLICITATION_UUIDS),
         ):
             dt.service_solicitation_uuids128.extend(
                 list(map(lambda x: x.to_hex_str('-'), uuids))
             )
         if uuid_data := cast(
-            Tuple[UUID, bytes], ad.get(AdvertisingData.SERVICE_DATA_16_BIT_UUID)
+            tuple[UUID, bytes], ad.get(AdvertisingData.SERVICE_DATA_16_BIT_UUID)
         ):
             dt.service_data_uuid16[uuid_data[0].to_hex_str('-')] = uuid_data[1]
         if uuid_data := cast(
-            Tuple[UUID, bytes], ad.get(AdvertisingData.SERVICE_DATA_32_BIT_UUID)
+            tuple[UUID, bytes], ad.get(AdvertisingData.SERVICE_DATA_32_BIT_UUID)
         ):
             dt.service_data_uuid32[uuid_data[0].to_hex_str('-')] = uuid_data[1]
         if uuid_data := cast(
-            Tuple[UUID, bytes], ad.get(AdvertisingData.SERVICE_DATA_128_BIT_UUID)
+            tuple[UUID, bytes], ad.get(AdvertisingData.SERVICE_DATA_128_BIT_UUID)
         ):
             dt.service_data_uuid128[uuid_data[0].to_hex_str('-')] = uuid_data[1]
         if data := cast(bytes, ad.get(AdvertisingData.PUBLIC_TARGET_ADDRESS, raw=True)):

bumble/pandora/l2cap.py

@@ -51,7 +51,7 @@ from pandora.l2cap_pb2 import (  # pytype: disable=pyi-error
     WaitDisconnectionRequest,
     WaitDisconnectionResponse,
 )
-from typing import AsyncGenerator, Dict, Optional, Union
+from typing import AsyncGenerator, Optional, Union
 from dataclasses import dataclass
 
 L2capChannel = Union[ClassicChannel, LeCreditBasedChannel]
@@ -70,7 +70,7 @@ class L2CAPService(L2CAPServicer):
         )
         self.device = device
         self.config = config
-        self.channels: Dict[bytes, ChannelContext] = {}
+        self.channels: dict[bytes, ChannelContext] = {}
 
     def register_event(self, l2cap_channel: L2capChannel) -> ChannelContext:
         close_future = asyncio.get_running_loop().create_future()

bumble/pandora/security.py

@@ -57,7 +57,7 @@ from pandora.security_pb2 import (
     WaitSecurityRequest,
     WaitSecurityResponse,
 )
-from typing import Any, AsyncGenerator, AsyncIterator, Callable, Dict, Optional, Union
+from typing import Any, AsyncGenerator, AsyncIterator, Callable, Optional, Union
 
 
 class PairingDelegate(BasePairingDelegate):
@@ -457,7 +457,7 @@ class SecurityService(SecurityServicer):
             if self.need_pairing(connection, level):
                 pair_task = asyncio.create_task(connection.pair())
 
-        listeners: Dict[str, Callable[..., Union[None, Awaitable[None]]]] = {
+        listeners: dict[str, Callable[..., Union[None, Awaitable[None]]]] = {
             'disconnection': set_failure('connection_died'),
             'pairing_failure': set_failure('pairing_failure'),
             'connection_authentication_failure': set_failure('authentication_failure'),

bumble/pandora/utils.py

@@ -22,9 +22,9 @@ import logging
 from bumble.device import Device
 from bumble.hci import Address, AddressType
 from google.protobuf.message import Message  # pytype: disable=pyi-error
-from typing import Any, Dict, Generator, MutableMapping, Optional, Tuple
+from typing import Any, Generator, MutableMapping, Optional
 
-ADDRESS_TYPES: Dict[str, AddressType] = {
+ADDRESS_TYPES: dict[str, AddressType] = {
     "public": Address.PUBLIC_DEVICE_ADDRESS,
     "random": Address.RANDOM_DEVICE_ADDRESS,
     "public_identity": Address.PUBLIC_IDENTITY_ADDRESS,
@@ -43,7 +43,7 @@ class BumbleServerLoggerAdapter(logging.LoggerAdapter):  # type: ignore
 
     def process(
         self, msg: str, kwargs: MutableMapping[str, Any]
-    ) -> Tuple[str, MutableMapping[str, Any]]:
+    ) -> tuple[str, MutableMapping[str, Any]]:
         assert self.extra
         service_name = self.extra['service_name']
         assert isinstance(service_name, str)

bumble/profiles/asha.py

@@ -19,7 +19,7 @@
 import enum
 import struct
 import logging
-from typing import List, Optional, Callable, Union, Any
+from typing import Optional, Callable, Union, Any
 
 from bumble import l2cap
 from bumble import utils
@@ -103,7 +103,7 @@ class AshaService(gatt.TemplateService):
     def __init__(
         self,
         capability: int,
-        hisyncid: Union[List[int], bytes],
+        hisyncid: Union[list[int], bytes],
         device: Device,
         psm: int = 0,
         audio_sink: Optional[Callable[[bytes], Any]] = None,

bumble/profiles/bap.py

@@ -24,7 +24,6 @@ import enum
 import struct
 import functools
 import logging
-from typing import List
 from typing_extensions import Self
 
 from bumble import core
@@ -282,7 +281,7 @@ class UnicastServerAdvertisingData:
 # -----------------------------------------------------------------------------
 
 
-def bits_to_channel_counts(data: int) -> List[int]:
+def bits_to_channel_counts(data: int) -> list[int]:
     pos = 0
     counts = []
     while data != 0:
@@ -527,7 +526,7 @@ class BasicAudioAnnouncement:
         codec_id: hci.CodingFormat
         codec_specific_configuration: CodecSpecificConfiguration
         metadata: le_audio.Metadata
-        bis: List[BasicAudioAnnouncement.BIS]
+        bis: list[BasicAudioAnnouncement.BIS]
 
         def __bytes__(self) -> bytes:
             metadata_bytes = bytes(self.metadata)
@@ -545,7 +544,7 @@ class BasicAudioAnnouncement:
             )
 
     presentation_delay: int
-    subgroups: List[BasicAudioAnnouncement.Subgroup]
+    subgroups: list[BasicAudioAnnouncement.Subgroup]
 
     @classmethod
     def from_bytes(cls, data: bytes) -> Self:

bumble/profiles/csip.py

@@ -19,7 +19,7 @@
 from __future__ import annotations
 import enum
 import struct
-from typing import Optional, Tuple
+from typing import Optional
 
 from bumble import core
 from bumble import crypto
@@ -228,7 +228,7 @@ class CoordinatedSetIdentificationProxy(gatt_client.ProfileServiceProxy):
         ):
             self.set_member_rank = characteristics[0]
 
-    async def read_set_identity_resolving_key(self) -> Tuple[SirkType, bytes]:
+    async def read_set_identity_resolving_key(self) -> tuple[SirkType, bytes]:
         '''Reads SIRK and decrypts if encrypted.'''
         response = await self.set_identity_resolving_key.read_value()
         if len(response) != SET_IDENTITY_RESOLVING_KEY_LENGTH + 1:

bumble/profiles/device_information_service.py

@@ -17,7 +17,7 @@
 # Imports
 # -----------------------------------------------------------------------------
 import struct
-from typing import Optional, Tuple
+from typing import Optional
 
 from bumble.gatt import (
     GATT_DEVICE_INFORMATION_SERVICE,
@@ -60,7 +60,7 @@ class DeviceInformationService(TemplateService):
         hardware_revision: Optional[str] = None,
         firmware_revision: Optional[str] = None,
         software_revision: Optional[str] = None,
-        system_id: Optional[Tuple[int, int]] = None,  # (OUI, Manufacturer ID)
+        system_id: Optional[tuple[int, int]] = None,  # (OUI, Manufacturer ID)
         ieee_regulatory_certification_data_list: Optional[bytes] = None,
         # TODO: pnp_id
     ):

bumble/profiles/gap.py

@@ -19,7 +19,7 @@
 # -----------------------------------------------------------------------------
 import logging
 import struct
-from typing import Optional, Tuple, Union
+from typing import Optional, Union
 
 from bumble.core import Appearance
 from bumble.gatt import (
@@ -54,7 +54,7 @@ class GenericAccessService(TemplateService):
     appearance_characteristic: Characteristic[bytes]
 
     def __init__(
-        self, device_name: str, appearance: Union[Appearance, Tuple[int, int], int] = 0
+        self, device_name: str, appearance: Union[Appearance, tuple[int, int], int] = 0
     ):
         if isinstance(appearance, int):
             appearance_int = appearance

bumble/profiles/hap.py

@@ -20,7 +20,7 @@ import asyncio
 import functools
 from dataclasses import dataclass, field
 import logging
-from typing import Any, Dict, List, Optional, Set, Union
+from typing import Any, Optional, Union
 
 from bumble import att, gatt, gatt_adapters, gatt_client
 from bumble.core import InvalidArgumentError, InvalidStateError
@@ -228,25 +228,25 @@ class HearingAccessService(gatt.TemplateService):
     hearing_aid_preset_control_point: gatt.Characteristic[bytes]
     active_preset_index_characteristic: gatt.Characteristic[bytes]
     active_preset_index: int
-    active_preset_index_per_device: Dict[Address, int]
+    active_preset_index_per_device: dict[Address, int]
 
     device: Device
 
     server_features: HearingAidFeatures
-    preset_records: Dict[int, PresetRecord]  # key is the preset index
+    preset_records: dict[int, PresetRecord]  # key is the preset index
     read_presets_request_in_progress: bool
 
     other_server_in_binaural_set: Optional[HearingAccessService] = None
 
-    preset_changed_operations_history_per_device: Dict[
+    preset_changed_operations_history_per_device: dict[
-        Address, List[PresetChangedOperation]
+        Address, list[PresetChangedOperation]
     ]
 
     # Keep an updated list of connected client to send notification to
-    currently_connected_clients: Set[Connection]
+    currently_connected_clients: set[Connection]
 
     def __init__(
-        self, device: Device, features: HearingAidFeatures, presets: List[PresetRecord]
+        self, device: Device, features: HearingAidFeatures, presets: list[PresetRecord]
     ) -> None:
         self.active_preset_index_per_device = {}
         self.read_presets_request_in_progress = False
@@ -381,7 +381,7 @@ class HearingAccessService(gatt.TemplateService):
         utils.AsyncRunner.spawn(self._read_preset_response(connection, presets))
 
     async def _read_preset_response(
-        self, connection: Connection, presets: List[PresetRecord]
+        self, connection: Connection, presets: list[PresetRecord]
     ):
         # If the ATT bearer is terminated before all notifications or indications are sent, then the server shall consider the Read Presets Request operation aborted and shall not either continue or restart the operation when the client reconnects.
         try:

bumble/profiles/le_audio.py

@@ -19,7 +19,7 @@ from __future__ import annotations
 import dataclasses
 import enum
 import struct
-from typing import Any, List, Type
+from typing import Any
 from typing_extensions import Self
 
 from bumble.profiles import bap
@@ -108,13 +108,13 @@ class Metadata:
             return self.data
 
         @classmethod
-        def from_bytes(cls: Type[Self], data: bytes) -> Self:
+        def from_bytes(cls: type[Self], data: bytes) -> Self:
             return cls(tag=Metadata.Tag(data[0]), data=data[1:])
 
         def __bytes__(self) -> bytes:
             return bytes([len(self.data) + 1, self.tag]) + self.data
 
-    entries: List[Entry] = dataclasses.field(default_factory=list)
+    entries: list[Entry] = dataclasses.field(default_factory=list)
 
     def pretty_print(self, indent: str) -> str:
         """Convenience method to generate a string with one key-value pair per line."""
@@ -140,7 +140,7 @@ class Metadata:
         )
 
     @classmethod
-    def from_bytes(cls: Type[Self], data: bytes) -> Self:
+    def from_bytes(cls: type[Self], data: bytes) -> Self:
         entries = []
         offset = 0
         length = len(data)

bumble/profiles/mcp.py

@@ -29,7 +29,7 @@ from bumble import gatt
 from bumble import gatt_client
 from bumble import utils
 
-from typing import Type, Optional, ClassVar, Dict, TYPE_CHECKING
+from typing import Optional, ClassVar, TYPE_CHECKING
 from typing_extensions import Self
 
 # -----------------------------------------------------------------------------
@@ -167,7 +167,7 @@ class ObjectId(int):
     '''See Media Control Service 4.4.2. Object ID field.'''
 
     @classmethod
-    def create_from_bytes(cls: Type[Self], data: bytes) -> Self:
+    def create_from_bytes(cls: type[Self], data: bytes) -> Self:
         return cls(int.from_bytes(data, byteorder='little', signed=False))
 
     def __bytes__(self) -> bytes:
@@ -182,7 +182,7 @@ class GroupObjectType:
     object_id: ObjectId
 
     @classmethod
-    def from_bytes(cls: Type[Self], data: bytes) -> Self:
+    def from_bytes(cls: type[Self], data: bytes) -> Self:
         return cls(
             object_type=ObjectType(data[0]),
             object_id=ObjectId.create_from_bytes(data[1:]),
@@ -310,7 +310,7 @@ class MediaControlServiceProxy(
 ):
     SERVICE_CLASS = MediaControlService
 
-    _CHARACTERISTICS: ClassVar[Dict[str, core.UUID]] = {
+    _CHARACTERISTICS: ClassVar[dict[str, core.UUID]] = {
         'media_player_name': gatt.GATT_MEDIA_PLAYER_NAME_CHARACTERISTIC,
         'media_player_icon_object_id': gatt.GATT_MEDIA_PLAYER_ICON_OBJECT_ID_CHARACTERISTIC,
         'media_player_icon_url': gatt.GATT_MEDIA_PLAYER_ICON_URL_CHARACTERISTIC,

bumble/profiles/vcs.py

@@ -20,7 +20,7 @@ from __future__ import annotations
 import dataclasses
 import enum
 
-from typing import Optional, Sequence
+from typing import Sequence
 
 from bumble import att
 from bumble import utils

bumble/rfcomm.py

@@ -22,7 +22,7 @@ import asyncio
 import collections
 import dataclasses
 import enum
-from typing import Callable, Dict, List, Optional, Tuple, Union, TYPE_CHECKING
+from typing import Callable, Optional, Union, TYPE_CHECKING
 from typing_extensions import Self
 
 
@@ -123,7 +123,7 @@ RFCOMM_DYNAMIC_CHANNEL_NUMBER_END   = 30
 # -----------------------------------------------------------------------------
 def make_service_sdp_records(
     service_record_handle: int, channel: int, uuid: Optional[UUID] = None
-) -> List[sdp.ServiceAttribute]:
+) -> list[sdp.ServiceAttribute]:
     """
     Create SDP records for an RFComm service given a channel number and an
     optional UUID. A Service Class Attribute is included only if the UUID is not None.
@@ -169,7 +169,7 @@ def make_service_sdp_records(
 
 
 # -----------------------------------------------------------------------------
-async def find_rfcomm_channels(connection: Connection) -> Dict[int, List[UUID]]:
+async def find_rfcomm_channels(connection: Connection) -> dict[int, list[UUID]]:
     """Searches all RFCOMM channels and their associated UUID from SDP service records.
 
     Args:
@@ -188,7 +188,7 @@ async def find_rfcomm_channels(connection: Connection) -> Dict[int, List[UUID]]:
             ],
         )
         for attribute_lists in search_result:
-            service_classes: List[UUID] = []
+            service_classes: list[UUID] = []
             channel: Optional[int] = None
             for attribute in attribute_lists:
                 # The layout is [[L2CAP_PROTOCOL], [RFCOMM_PROTOCOL, RFCOMM_CHANNEL]].
@@ -275,7 +275,7 @@ class RFCOMM_Frame:
             self.fcs = compute_fcs(bytes([self.address, self.control]) + self.length)
 
     @staticmethod
-    def parse_mcc(data) -> Tuple[int, bool, bytes]:
+    def parse_mcc(data) -> tuple[int, bool, bytes]:
         mcc_type = data[0] >> 2
         c_r = bool((data[0] >> 1) & 1)
         length = data[1]
@@ -771,8 +771,8 @@ class Multiplexer(utils.EventEmitter):
     connection_result: Optional[asyncio.Future]
     disconnection_result: Optional[asyncio.Future]
     open_result: Optional[asyncio.Future]
-    acceptor: Optional[Callable[[int], Optional[Tuple[int, int]]]]
+    acceptor: Optional[Callable[[int], Optional[tuple[int, int]]]]
-    dlcs: Dict[int, DLC]
+    dlcs: dict[int, DLC]
 
     def __init__(self, l2cap_channel: l2cap.ClassicChannel, role: Role) -> None:
         super().__init__()
@@ -1088,8 +1088,8 @@ class Server(utils.EventEmitter):
     ) -> None:
         super().__init__()
         self.device = device
-        self.acceptors: Dict[int, Callable[[DLC], None]] = {}
+        self.acceptors: dict[int, Callable[[DLC], None]] = {}
-        self.dlc_configs: Dict[int, Tuple[int, int]] = {}
+        self.dlc_configs: dict[int, tuple[int, int]] = {}
 
         # Register ourselves with the L2CAP channel manager
         self.l2cap_server = device.create_l2cap_server(
@@ -1144,7 +1144,7 @@ class Server(utils.EventEmitter):
         # Notify
         self.emit(self.EVENT_START, multiplexer)
 
-    def accept_dlc(self, channel_number: int) -> Optional[Tuple[int, int]]:
+    def accept_dlc(self, channel_number: int) -> Optional[tuple[int, int]]:
         return self.dlc_configs.get(channel_number)
 
     def on_dlc(self, dlc: DLC) -> None:

bumble/rtp.py

@@ -17,7 +17,6 @@
 # -----------------------------------------------------------------------------
 from __future__ import annotations
 import struct
-from typing import List
 
 
 # -----------------------------------------------------------------------------
@@ -60,7 +59,7 @@ class MediaPacket:
         sequence_number: int,
         timestamp: int,
         ssrc: int,
-        csrc_list: List[int],
+        csrc_list: list[int],
         payload_type: int,
         payload: bytes,
     ) -> None:

bumble/sdp.py

@@ -19,7 +19,7 @@ from __future__ import annotations
 import asyncio
 import logging
 import struct
-from typing import Iterable, NewType, Optional, Union, Sequence, Type, TYPE_CHECKING
+from typing import Iterable, NewType, Optional, Union, Sequence, TYPE_CHECKING
 from typing_extensions import Self
 
 from bumble import core, l2cap
@@ -547,7 +547,7 @@ class SDP_PDU:
         SDP_SERVICE_ATTRIBUTE_REQUEST: SDP_SERVICE_ATTRIBUTE_RESPONSE,
         SDP_SERVICE_SEARCH_ATTRIBUTE_REQUEST: SDP_SERVICE_SEARCH_ATTRIBUTE_RESPONSE,
     }
-    sdp_pdu_classes: dict[int, Type[SDP_PDU]] = {}
+    sdp_pdu_classes: dict[int, type[SDP_PDU]] = {}
     name = None
     pdu_id = 0
 

bumble/smp.py

@@ -33,11 +33,7 @@ from typing import (
     Any,
     Awaitable,
     Callable,
-    Dict,
-    List,
     Optional,
-    Tuple,
-    Type,
     cast,
 )
 
@@ -210,7 +206,7 @@ class SMP_Command:
     See Bluetooth spec @ Vol 3, Part H - 3 SECURITY MANAGER PROTOCOL
     '''
 
-    smp_classes: Dict[int, Type[SMP_Command]] = {}
+    smp_classes: dict[int, type[SMP_Command]] = {}
     fields: Any
     code = 0
     name = ''
@@ -254,7 +250,7 @@ class SMP_Command:
 
     @staticmethod
     def key_distribution_str(value: int) -> str:
-        key_types: List[str] = []
+        key_types: list[str] = []
         if value & SMP_ENC_KEY_DISTRIBUTION_FLAG:
             key_types.append('ENC')
         if value & SMP_ID_KEY_DISTRIBUTION_FLAG:
@@ -706,7 +702,7 @@ class Session:
         self.peer_identity_resolving_key = None
         self.peer_bd_addr: Optional[Address] = None
         self.peer_signature_key = None
-        self.peer_expected_distributions: List[Type[SMP_Command]] = []
+        self.peer_expected_distributions: list[type[SMP_Command]] = []
         self.dh_key = b''
         self.confirm_value = None
         self.passkey: Optional[int] = None
@@ -814,7 +810,7 @@ class Session:
             self.tk = bytes(16)
 
     @property
-    def pkx(self) -> Tuple[bytes, bytes]:
+    def pkx(self) -> tuple[bytes, bytes]:
         return (self.ecc_key.x[::-1], self.peer_public_key_x)
 
     @property
@@ -826,7 +822,7 @@ class Session:
         return self.pkx[0 if self.is_responder else 1]
 
     @property
-    def nx(self) -> Tuple[bytes, bytes]:
+    def nx(self) -> tuple[bytes, bytes]:
         assert self.peer_random_value
         return (self.r, self.peer_random_value)
 
@@ -1269,7 +1265,7 @@ class Session:
             f'{[c.__name__ for c in self.peer_expected_distributions]}'
         )
 
-    def check_key_distribution(self, command_class: Type[SMP_Command]) -> None:
+    def check_key_distribution(self, command_class: type[SMP_Command]) -> None:
         # First, check that the connection is encrypted
         if not self.connection.is_encrypted:
             logger.warning(
@@ -1938,9 +1934,9 @@ class Manager(utils.EventEmitter):
     '''
 
     device: Device
-    sessions: Dict[int, Session]
+    sessions: dict[int, Session]
     pairing_config_factory: Callable[[Connection], PairingConfig]
-    session_proxy: Type[Session]
+    session_proxy: type[Session]
     _ecc_key: Optional[crypto.EccKey]
 
     def __init__(

bumble/transport/android_netsim.py

@@ -22,7 +22,7 @@ import os
 import pathlib
 import platform
 import sys
-from typing import Dict, Optional
+from typing import Optional
 
 import grpc.aio
 
@@ -143,7 +143,7 @@ def publish_grpc_port(grpc_port: int, instance_number: int) -> bool:
 
 # -----------------------------------------------------------------------------
 async def open_android_netsim_controller_transport(
-    server_host: Optional[str], server_port: int, options: Dict[str, str]
+    server_host: Optional[str], server_port: int, options: dict[str, str]
 ) -> Transport:
     if not server_port:
         raise TransportSpecError('invalid port')
@@ -288,7 +288,7 @@ async def open_android_netsim_controller_transport(
 async def open_android_netsim_host_transport_with_address(
     server_host: Optional[str],
     server_port: int,
-    options: Optional[Dict[str, str]] = None,
+    options: Optional[dict[str, str]] = None,
 ):
     if server_host == '_' or not server_host:
         server_host = 'localhost'
@@ -313,7 +313,7 @@ async def open_android_netsim_host_transport_with_address(
 
 # -----------------------------------------------------------------------------
 async def open_android_netsim_host_transport_with_channel(
-    channel, options: Optional[Dict[str, str]] = None
+    channel, options: Optional[dict[str, str]] = None
 ):
     # Wrapper for I/O operations
     class HciDevice:
@@ -451,7 +451,7 @@ async def open_android_netsim_transport(spec: Optional[str]) -> Transport:
         port = 0
         params_offset = 0
 
-    options: Dict[str, str] = {}
+    options: dict[str, str] = {}
     for param in params[params_offset:]:
         if '=' not in param:
             raise TransportSpecError('invalid parameter, expected <name>=<value>')

bumble/transport/common.py

@@ -21,7 +21,7 @@ import struct
 import asyncio
 import logging
 import io
-from typing import Any, ContextManager, Tuple, Optional, Protocol, Dict
+from typing import Any, ContextManager, Optional, Protocol
 
 from bumble import core
 from bumble import hci
@@ -38,7 +38,7 @@ logger = logging.getLogger(__name__)
 # Information needed to parse HCI packets with a generic parser:
 # For each packet type, the info represents:
 # (length-size, length-offset, unpack-type)
-HCI_PACKET_INFO: Dict[int, Tuple[int, int, str]] = {
+HCI_PACKET_INFO: dict[int, tuple[int, int, str]] = {
     hci.HCI_COMMAND_PACKET: (1, 2, 'B'),
     hci.HCI_ACL_DATA_PACKET: (2, 2, 'H'),
     hci.HCI_SYNCHRONOUS_DATA_PACKET: (1, 2, 'B'),
@@ -108,8 +108,8 @@ class PacketParser:
     NEED_BODY = 2
 
     sink: Optional[TransportSink]
-    extended_packet_info: Dict[int, Tuple[int, int, str]]
+    extended_packet_info: dict[int, tuple[int, int, str]]
-    packet_info: Optional[Tuple[int, int, str]] = None
+    packet_info: Optional[tuple[int, int, str]] = None
 
     def __init__(self, sink: Optional[TransportSink] = None) -> None:
         self.sink = sink

bumble/transport/pyusb.py

@@ -23,7 +23,7 @@ import time
 import usb.core
 import usb.util
 
-from typing import Optional, Set
+from typing import Optional
 from usb.core import Device as UsbDevice
 from usb.core import USBError
 from usb.util import CTRL_TYPE_CLASS, CTRL_RECIPIENT_OTHER
@@ -49,7 +49,7 @@ logger = logging.getLogger(__name__)
 # -----------------------------------------------------------------------------
 # Global
 # -----------------------------------------------------------------------------
-devices_in_use: Set[int] = set()
+devices_in_use: set[int] = set()
 
 
 # -----------------------------------------------------------------------------

bumble/utils.py

@@ -27,11 +27,8 @@ from typing import (
     Any,
     Awaitable,
     Callable,
-    List,
     Optional,
     Protocol,
-    Set,
-    Tuple,
     TypeVar,
     Union,
     overload,
@@ -156,7 +153,7 @@ class EventWatcher:
     ```
     '''
 
-    handlers: List[Tuple[pyee.EventEmitter, str, Callable[..., Any]]]
+    handlers: list[tuple[pyee.EventEmitter, str, Callable[..., Any]]]
 
     def __init__(self) -> None:
         self.handlers = []
@@ -329,7 +326,7 @@ class AsyncRunner:
     default_queue = WorkQueue()
 
     # Shared set of running tasks
-    running_tasks: Set[Awaitable] = set()
+    running_tasks: set[Awaitable] = set()
 
     @staticmethod
     def run_in_task(queue=None):

bumble/vendor/android/hci.py

@@ -16,7 +16,7 @@
 # Imports
 # -----------------------------------------------------------------------------
 import struct
-from typing import Dict, Optional, Type
+from typing import Optional
 
 from bumble.hci import (
     name_or_number,
@@ -283,7 +283,7 @@ class HCI_Dynamic_Audio_Buffer_Command(HCI_Command):
 # -----------------------------------------------------------------------------
 class HCI_Android_Vendor_Event(HCI_Extended_Event):
     event_code: int = HCI_VENDOR_EVENT
-    subevent_classes: Dict[int, Type[HCI_Extended_Event]] = {}
+    subevent_classes: dict[int, type[HCI_Extended_Event]] = {}
 
     @classmethod
     def subclass_from_parameters(

examples/run_a2dp_sink.py

@@ -19,7 +19,7 @@ import asyncio
 import sys
 import os
 import logging
-from typing import Any, Dict
+from typing import Any
 
 from bumble.device import Device
 from bumble.transport import open_transport_or_link
@@ -36,7 +36,7 @@ from bumble.a2dp import (
     SbcMediaCodecInformation,
 )
 
-Context: Dict[Any, Any] = {'output': None}
+Context: dict[Any, Any] = {'output': None}
 
 
 # -----------------------------------------------------------------------------

examples/run_ancs_client.py

@@ -25,7 +25,6 @@ from bumble.device import Device, Peer
 from bumble.transport import open_transport
 from bumble.profiles.ancs import (
     AncsClient,
-    AppAttribute,
     AppAttributeId,
     EventFlags,
     EventId,

examples/run_csis_servers.py

@@ -25,8 +25,6 @@ from bumble.core import AdvertisingData
 from bumble.device import Device
 from bumble.hci import (
     Address,
-    OwnAddressType,
-    HCI_LE_Set_Extended_Advertising_Parameters_Command,
 )
 from bumble.profiles.cap import CommonAudioServiceService
 from bumble.profiles.csip import CoordinatedSetIdentificationService, SirkType

examples/run_device_with_snooper.py

@@ -19,7 +19,6 @@ import asyncio
 import sys
 import os
 import logging
-from bumble.colors import color
 from bumble.hci import Address
 from bumble.device import Device
 from bumble.transport import open_transport_or_link

examples/run_gatt_with_adapters.py

@@ -25,7 +25,7 @@ import os
 import random
 import struct
 import sys
-from typing import Any, List, Union
+from typing import Any, Union
 
 from bumble.device import Device, Peer
 from bumble import transport
@@ -342,7 +342,7 @@ async def server(device: Device) -> None:
         byteorder='big',
     )
 
-    characteristics: List[gatt.Characteristic] = [
+    characteristics: list[gatt.Characteristic] = [
         c1,
         c2,
         c3,

examples/run_hap_server.py

@@ -22,7 +22,6 @@ import os
 
 from bumble.core import AdvertisingData
 from bumble.device import Device
-from bumble import att
 from bumble.profiles.hap import (
     HearingAccessService,
     HearingAidFeatures,

examples/run_unicast_server.py

@@ -25,8 +25,6 @@ import io
 import struct
 import secrets
 
-from typing import Dict
-
 from bumble.core import AdvertisingData
 from bumble.device import Device
 from bumble.hci import (
@@ -73,7 +71,7 @@ def _sink_pac_record() -> PacRecord:
     )
 
 
-file_outputs: Dict[AseStateMachine, io.BufferedWriter] = {}
+file_outputs: dict[AseStateMachine, io.BufferedWriter] = {}
 
 
 # -----------------------------------------------------------------------------

tasks.py

@@ -22,7 +22,6 @@ Invoke tasks
 import os
 import glob
 import shutil
-import urllib
 from pathlib import Path
 from invoke import task, call, Collection
 from invoke.exceptions import Exit, UnexpectedExit

tests/core_test.py

@@ -15,7 +15,6 @@
 # -----------------------------------------------------------------------------
 # Imports
 # -----------------------------------------------------------------------------
-from enum import IntEnum
 
 from bumble.core import AdvertisingData, Appearance, UUID, get_dict_key_by_value
 

tests/hap_test.py

@@ -17,7 +17,6 @@
 # -----------------------------------------------------------------------------
 import asyncio
 import pytest
-import functools
 import pytest_asyncio
 import logging
 import sys

tests/hfp_test.py

@@ -21,7 +21,7 @@ import os
 import pytest
 import pytest_asyncio
 
-from typing import Tuple, Optional
+from typing import Optional
 
 from .test_utils import TwoDevices
 from bumble import core
@@ -194,7 +194,7 @@ async def test_slc_with_minimal_features():
 
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
-async def test_slc(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
+async def test_slc(hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]):
     hf, ag = hfp_connections
 
     assert hf.supported_ag_features == ag.supported_ag_features
@@ -207,7 +207,7 @@ async def test_slc(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
 
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
-async def test_ag_indicator(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
+async def test_ag_indicator(hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]):
     hf, ag = hfp_connections
 
     future = asyncio.get_running_loop().create_future()
@@ -222,7 +222,7 @@ async def test_ag_indicator(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtoco
 
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
-async def test_hf_indicator(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
+async def test_hf_indicator(hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]):
     hf, ag = hfp_connections
 
     future = asyncio.get_running_loop().create_future()
@@ -237,7 +237,7 @@ async def test_hf_indicator(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtoco
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
 async def test_codec_negotiation(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]
 ):
     hf, ag = hfp_connections
 
@@ -254,7 +254,7 @@ async def test_codec_negotiation(
 
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
-async def test_dial(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
+async def test_dial(hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]):
     hf, ag = hfp_connections
     NUMBER = 'ATD123456789'
 
@@ -268,7 +268,7 @@ async def test_dial(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
 
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
-async def test_answer(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
+async def test_answer(hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]):
     hf, ag = hfp_connections
 
     future = asyncio.get_running_loop().create_future()
@@ -281,7 +281,7 @@ async def test_answer(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
 async def test_reject_incoming_call(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]
 ):
     hf, ag = hfp_connections
 
@@ -294,7 +294,7 @@ async def test_reject_incoming_call(
 
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
-async def test_terminate_call(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
+async def test_terminate_call(hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]):
     hf, ag = hfp_connections
 
     future = asyncio.get_running_loop().create_future()
@@ -307,7 +307,7 @@ async def test_terminate_call(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProto
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
 async def test_query_calls_without_calls(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]
 ):
     hf, ag = hfp_connections
 
@@ -317,7 +317,7 @@ async def test_query_calls_without_calls(
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
 async def test_query_calls_with_calls(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]
 ):
     hf, ag = hfp_connections
     ag.calls.append(
@@ -347,7 +347,7 @@ async def test_query_calls_with_calls(
     ),
 )
 async def test_hold_call_without_call_index(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol],
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol],
     operation: hfp.CallHoldOperation,
 ):
     hf, ag = hfp_connections
@@ -369,7 +369,7 @@ async def test_hold_call_without_call_index(
     ),
 )
 async def test_hold_call_with_call_index(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol],
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol],
     operation: hfp.CallHoldOperation,
 ):
     hf, ag = hfp_connections
@@ -393,7 +393,7 @@ async def test_hold_call_with_call_index(
 
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
-async def test_ring(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
+async def test_ring(hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]):
     hf, ag = hfp_connections
     ring_future = asyncio.get_running_loop().create_future()
     hf.on("ring", lambda: ring_future.set_result(None))
@@ -405,7 +405,7 @@ async def test_ring(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
 
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
-async def test_speaker_volume(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
+async def test_speaker_volume(hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]):
     hf, ag = hfp_connections
     speaker_volume_future = asyncio.get_running_loop().create_future()
     hf.on("speaker_volume", speaker_volume_future.set_result)
@@ -418,7 +418,7 @@ async def test_speaker_volume(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProto
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
 async def test_microphone_volume(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]
 ):
     hf, ag = hfp_connections
     microphone_volume_future = asyncio.get_running_loop().create_future()
@@ -431,7 +431,7 @@ async def test_microphone_volume(
 
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
-async def test_cli_notification(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]):
+async def test_cli_notification(hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]):
     hf, ag = hfp_connections
     cli_notification_future = asyncio.get_running_loop().create_future()
     hf.on("cli_notification", cli_notification_future.set_result)
@@ -448,7 +448,7 @@ async def test_cli_notification(hfp_connections: Tuple[hfp.HfProtocol, hfp.AgPro
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
 async def test_voice_recognition_from_hf(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]
 ):
     hf, ag = hfp_connections
     voice_recognition_future = asyncio.get_running_loop().create_future()
@@ -462,7 +462,7 @@ async def test_voice_recognition_from_hf(
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
 async def test_voice_recognition_from_ag(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]
 ):
     hf, ag = hfp_connections
     voice_recognition_future = asyncio.get_running_loop().create_future()
@@ -572,7 +572,7 @@ async def test_sco_setup():
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
 async def test_hf_batched_response(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]
 ):
     hf, ag = hfp_connections
 
@@ -584,7 +584,7 @@ async def test_hf_batched_response(
 # -----------------------------------------------------------------------------
 @pytest.mark.asyncio
 async def test_ag_batched_commands(
-    hfp_connections: Tuple[hfp.HfProtocol, hfp.AgProtocol]
+    hfp_connections: tuple[hfp.HfProtocol, hfp.AgProtocol]
 ):
     hf, ag = hfp_connections
 

tests/rfcomm_test.py

@@ -17,7 +17,6 @@
 # -----------------------------------------------------------------------------
 import asyncio
 import pytest
-from typing import List
 
 from . import test_utils
 from bumble import core
@@ -73,7 +72,7 @@ async def test_connection_and_disconnection() -> None:
     multiplexer = await Client(devices.connections[1]).start()
     dlcs = await asyncio.gather(accept_future, multiplexer.open_dlc(channel))
 
-    queues: List[asyncio.Queue] = [asyncio.Queue(), asyncio.Queue()]
+    queues: list[asyncio.Queue] = [asyncio.Queue(), asyncio.Queue()]
     for dlc, queue in zip(dlcs, queues):
         dlc.sink = queue.put_nowait
 

tests/test_utils.py

@@ -16,7 +16,7 @@
 # Imports
 # -----------------------------------------------------------------------------
 import asyncio
-from typing import List, Optional, Type
+from typing import Optional
 from typing_extensions import Self
 
 from bumble.controller import Controller
@@ -29,7 +29,7 @@ from bumble.hci import Address
 
 # -----------------------------------------------------------------------------
 class TwoDevices:
-    connections: List[Optional[Connection]]
+    connections: list[Optional[Connection]]
 
     def __init__(self) -> None:
         self.connections = [None, None]
@@ -83,7 +83,7 @@ class TwoDevices:
         return self.devices[index]
 
     @classmethod
-    async def create_with_connection(cls: Type[Self]) -> Self:
+    async def create_with_connection(cls: type[Self]) -> Self:
         devices = cls()
         await devices.setup_connection()
         return devices

web/speaker/speaker.py

@@ -18,7 +18,6 @@
 from __future__ import annotations
 import enum
 import logging
-from typing import Dict, List
 
 from bumble.core import PhysicalTransport, CommandTimeoutError
 from bumble.device import Device, DeviceConfiguration
@@ -101,7 +100,7 @@ class Speaker:
         self.stream_state = Speaker.StreamState.IDLE
         self.audio_extractor = AudioExtractor.create(codec)
 
-    def sdp_records(self) -> Dict[int, List[ServiceAttribute]]:
+    def sdp_records(self) -> dict[int, list[ServiceAttribute]]:
         service_record_handle = 0x00010001
         return {
             service_record_handle: make_audio_sink_service_sdp_records(