v2.1.1

Changed

• Changed default connect timeout for BleakClient from 10 to 30 seconds.

Fixed

• Fixed some cases of BleakError: Could not get GATT services: Unreachable in WinRT backend by adding a retry when getting GATT services.

v2.1.0

Added

• Added bluez parameter to BleakClient.start_notify() to allow forcing using "StartNotify" instead of "AcquireNotify" on BlueZ backend. Fixes #1885.
• Added bleak.args.SizedBuffer type for better type hinting of buffer protocol parameters.

Fixed

• Fixed calling logging.debug() in WinRT backend. Fixes #1882.
• Fixed calling logging.warning() in BlueZ backend.

v2.0.0

Added

• Added bleak.backends.get_default_backend() and BleakBackend enum for a centralized backend detection.
• Added BleakClient().backend_id and BleakScanner().backend_id properties to identify the backend in use.

Changed

• Use "AcquireNotify" rather than "StartNotify" for Linux backend on supported characteristics
• Allow multiple calls to disconnect() on Windows to align behavior over all backends.
• Raise new BleakBluetoothNotAvailableError when Bluetooth is not supported, turned off or permission is denied.

Fixed

• Fixed potential race condition causing timeout while connecting in WinRT backend.
• Fixed file handle leak in BlueZ backend when D-Bus connection is lost and re-established.
• Fixed crash in CoreBluetooth backend if an ObjC delegate callback is called after the asyncio run loop stops.
• Fixed possible deadlock when starting scanning on Windows when Bluetooth is turned off.
• Fixed "Bluetooth device is turned off" Exception on macOS, when a Bluetooth permission request popup is shown to the user by the OS.

Removed

• Removed support for Python 3.9.
• Removed support for macOS < 10.15.

v1.1.1

Fixed

• Fixed D-Bus connection leak on connection failure in BlueZ backend.
• Fixed characteristic's max write without response size using wrong characteristic's value. Fixes #1820.
• Fixed AttributeError in Python4Android backend when accessing is_connected before connecting. Fixes #1791.

v1.1.0

Added

• Added support for Pythonista iOS app backend.
• Added BleakClient.name property for getting the peripheral's name. Fixes #1802.

Fixed

• Fixed BleakClient.connect() on Android when service characteristics have descriptors. Fixes #1803.
• Fixed disconnect callback not called on Windows when Bleak initiates disconnection.

v1.0.1

Changed

• Added deprecation warnings for importing bleak.args.* types from bleak.backends.*.

Fixed

• Restored **kwargs in BLEDevice() constructor. Fixes #1783.
• Restored importing OrPattern from bleak.backends.bluezdbus.advertisement_monitor.

v1.0.0

Added

• Added pair parameter to BleakClient() constructor to allow pairing before connecting. Fixes #309.
• Added notification_discriminator parameter to start_notify() on CoreBluetooth backend. Merged #1742.

Changed

• Enabled extended advertising scanning in the WinRT backend. Merged #1705.
• Made response argument of class BleakClient.write_gatt_char() explicitly optional. Fixes #1730.
• Updated Poetry build system version to >=2.0. Merged #1718.
• Log to stderr instead of stdout when BLEAK_LOGGING is enabled. Merged #1709.
• Updated winrt backend to use PyWinRT >= 3.1.
• Changed return type of connect(), disconnect(), pair() and unpair() methods to None.
• Moved backend-specific arg types to new bleak.args sub-package.
• BLEDevice.name will now return None instead of the address when the name is not available. Merged #1762.
• Deprecated protection_level kwarg for pairing in WinRT backend. Merged #1770.

Fixed

• Fixed resolvable private address not updated after connecting in BlueZ backend. Fixes #1737.
• Fixed possible KeyError when getting services in BlueZ backend. Fixes #1435.
• Fix D-Bus connection leak when connecting to a device fails in BlueZ backend. Fixes #1698.
• Fixed possible deadlock when connecting on WinRT backend when device is already connected. Fixes #1757.
• Fixed getting notifications from devices connected to BLE adapters with index >9 (hci10, hci11, ...). Merged #1744.
• Fixed ATT error code 15 description to "Insufficient Encryption". Merged #1746.

Removed

• Removed support for Python 3.8. The minimum supported version is now Python 3.9.
• Removed deprecated parameters, properties and methods.
• Removed support for macOS < 10.13.
• Removed support for BlueZ < 5.55.

v0.22.3

Changed

• Don't change ctypes' global state bleak.backends.winrt.util.
• Improved performance of BlueZ backend when there are many adapters.
• Added support for Python 3.13.

v0.22.2

Changed

• Retrieve the BLE address required by BleakClientWinRT from scan response if advertising is None (WinRT).
• Changed type hint for adv attribute of bleak.backends.winrt.scanner._RawAdvData.
• BleakGATTCharacteristic.max_write_without_response_size is now dynamic.

Fixed

• Fixed discovered_devices_and_advertisement_data returning devices that should
  be filtered out by service UUIDs. Fixes #1576.
• Fixed a Descriptor None was not found! exception occurring in start_notify() on Android. Fixes #823.
• Fixed exception raised when starting BleakScanner while running in a Windows GUI app.

v0.22.1

Added

• Added bleak.backends.winrt.util.allow_sta() method to allow integration
  with graphical user interfaces on Windows. Fixes #1565.