stricter ruff formatting

custom_components/hunterdouglas_powerview_ble/__init__.py

@@ -5,7 +5,6 @@
 """
 
 from bleak.exc import BleakError
-
 from homeassistant.components.bluetooth import async_ble_device_from_address
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import Platform

custom_components/hunterdouglas_powerview_ble/api.py

@@ -1,28 +1,27 @@
 """Hunter Douglas PowerView BLE API."""
 
 import asyncio
+import time
 from dataclasses import dataclass
 from enum import Enum
-import time
 from typing import Final
 
 from bleak import BleakClient
 from bleak.backends.device import BLEDevice
 from bleak.exc import BleakError
 from bleak.uuids import normalize_uuid_str
-from bleak_retry_connector import close_stale_connections, establish_connection
+from bleak_retry_connector import establish_connection
 from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
-
 from homeassistant.components.cover import ATTR_CURRENT_POSITION
 
 from .const import LOGGER, TIMEOUT
 
-UUID_COV_SERVICE: Final = normalize_uuid_str("fdc1")
+UUID_COV_SERVICE: Final[str] = normalize_uuid_str("fdc1")
-UUID_TX: Final = "cafe1001-c0ff-ee01-8000-a110ca7ab1e0"
+UUID_TX: Final[str] = "cafe1001-c0ff-ee01-8000-a110ca7ab1e0"
-UUID_DEV_SERVICE: Final = normalize_uuid_str("180a")
+UUID_DEV_SERVICE: Final[str] = normalize_uuid_str("180a")
-UUID_BAT_SERVICE: Final = normalize_uuid_str("180f")
+UUID_BAT_SERVICE: Final[str] = normalize_uuid_str("180f")
 
-ATTR_ACTIVITY: Final = "activity"
+ATTR_ACTIVITY: Final[str] = "activity"
 
 
 SHADE_TYPE: Final[dict[int, str]] = {
@@ -82,7 +81,15 @@ class PowerViewBLE:
         self._ble_device: Final[BLEDevice] = ble_device
         self.name: Final[str] = self._ble_device.name or "unknown"
         self._seqcnt: int = 1
-        self._client: BleakClient | None = None
+        self._client: BleakClient = BleakClient(
+            self._ble_device,
+            disconnected_callback=self._on_disconnect,
+            services=[
+                UUID_COV_SERVICE,
+                # self.UUID_DEV_SERVICE,
+                # self.UUID_BAT_SERVICE,
+            ],
+        )
         self._data_event = asyncio.Event()
         self._data: bytearray
         self._info: PVDeviceInfo = PVDeviceInfo()
@@ -106,7 +113,7 @@ class PowerViewBLE:
     @property
     def is_connected(self) -> bool:
         """Return whether remote device is connected."""
-        return self._client is not None and self._client.is_connected
+        return self._client.is_connected
 
     # general cmd: uint16_t cmd, uint8_t seqID, uint8_t data_len
     async def _cmd(
@@ -120,7 +127,6 @@ class PowerViewBLE:
         async with self._cmd_lock:
             try:
                 await self._connect()
-                assert self._client is not None, "missing BT client"
                 cmd_run = self._cmd_next
                 tx_data = (
                     bytearray(
@@ -156,7 +162,7 @@ class PowerViewBLE:
             LOGGER.debug("not a V2 record!")
             return []
         pos = int.from_bytes(data[3:5], byteorder="little")
-        pos2 = ((int(data[5]) << 4) + (int(data[4]) >> 4))
+        pos2 = (int(data[5]) << 4) + (int(data[4]) >> 4)
         return [
             (ATTR_CURRENT_POSITION, ((pos >> 2) / 10)),
             ("position2", pos2 >> 2),
@@ -215,12 +221,12 @@ class PowerViewBLE:
             ),
         )
 
-    def _verify_response(self, input: bytearray, seq_nr: int, cmd: ShadeCmd) -> bool:
+    def _verify_response(self, din: bytearray, seq_nr: int, cmd: ShadeCmd) -> bool:
         """Verify shade response data."""
-        data = input
+        data: bytearray = din
         if self._cipher is not None:
             dec = self._cipher.decryptor()
-            data = dec.update(input) + dec.finalize()
+            data = bytearray(dec.update(din) + dec.finalize())
         if len(data) < 4:
             LOGGER.error("Reponse message too short")
             return False
@@ -229,14 +235,14 @@ class PowerViewBLE:
             return False
         if int(data[2]) != seq_nr:
             LOGGER.warning(
-                f"Response sequence id {int(data[2])} wrong, expected {seq_nr}"
+                "Response sequence id %i wrong, expected %d", int(data[2]), seq_nr
             )
             return False
         if int(data[3]) != 1:
             LOGGER.error("Wrong response data length")
             return False
         if int(data[4] != 0):
-            LOGGER.error(f"Command {cmd.value} returned error #{int(data[4])}")
+            LOGGER.error("Command %d returned error #%d", cmd.value, int(data[4]))
             return False
         return True
 
@@ -255,7 +261,6 @@ class PowerViewBLE:
         async with self._cmd_lock:
             try:
                 await self._connect()
-                assert self._client is not None
 
                 for key, uuid in uuids.items():
                     LOGGER.debug("querying %s(%s)", key, uuid)
@@ -265,7 +270,7 @@ class PowerViewBLE:
                         .decode("UTF-8")
                     )
             finally:
-                await self._disconnect()
+                await self.disconnect()
         LOGGER.debug("%s device data: %s", self.name, data)
         return data.copy()
 
@@ -289,8 +294,6 @@ class PowerViewBLE:
             return
 
         start = time.time()
-        await close_stale_connections(self._ble_device)
-
         self._client = await establish_connection(
             BleakClient,
             self._ble_device,
@@ -308,10 +311,10 @@ class PowerViewBLE:
 
         # await self._query_dev_info()
 
-    async def _disconnect(self) -> None:
+    async def disconnect(self) -> None:
         """Disconnect the device and stop notifications."""
 
-        if self._client is not None and self.is_connected:
+        if self.is_connected:
             LOGGER.debug("Disconnecting device %s", self.name)
             try:
                 self._data_event.clear()

custom_components/hunterdouglas_powerview_ble/config_flow.py

@@ -4,7 +4,6 @@ from dataclasses import dataclass
 from typing import Any
 
 import voluptuous as vol
-
 from homeassistant import config_entries
 from homeassistant.components.bluetooth import (
     BluetoothServiceInfoBleak,

custom_components/hunterdouglas_powerview_ble/coordinator.py

@@ -3,9 +3,8 @@
 from typing import Any
 
 from bleak.backends.device import BLEDevice
-
 from homeassistant.components import bluetooth
-from homeassistant.components.bluetooth import DOMAIN as BLUETOOTH_DOMAIN
+from homeassistant.components.bluetooth.const import DOMAIN as BLUETOOTH_DOMAIN
 from homeassistant.components.bluetooth.passive_update_coordinator import (
     PassiveBluetoothDataUpdateCoordinator,
 )
@@ -79,6 +78,12 @@ class PVCoordinator(PassiveBluetoothDataUpdateCoordinator):
         """Check if a device is present."""
         return bluetooth.async_address_present(self.hass, self._mac, connectable=True)
 
+    def _async_stop(self) -> None:
+        """Shutdown coordinator and any connection."""
+        LOGGER.debug("%s: shuting down BMS device", self.name)
+        self.hass.async_create_task(self.api.disconnect())
+        super()._async_stop()
+
     @callback
     def _async_handle_bluetooth_event(
         self,

custom_components/hunterdouglas_powerview_ble/cover.py

@@ -3,7 +3,6 @@
 from typing import Any, Final
 
 from bleak.exc import BleakError
-
 from homeassistant.components.bluetooth.passive_update_coordinator import (
     PassiveBluetoothCoordinatorEntity,
 )
@@ -127,7 +126,10 @@ class PowerViewCover(PassiveBluetoothCoordinatorEntity[PVCoordinator], CoverEnti
                 self.async_write_ha_state()
             except BleakError as err:
                 LOGGER.error(
-                    f"Failed to move cover '{self.name}' to {target_position}%: {err}"
+                    "Failed to move cover '%s' to %f%%: %s",
+                    self.name,
+                    target_position,
+                    err,
                 )
 
     def _reset_target_position(self) -> None:
@@ -143,7 +145,7 @@ class PowerViewCover(PassiveBluetoothCoordinatorEntity[PVCoordinator], CoverEnti
             await self._coord.api.open()
             self.async_write_ha_state()
         except BleakError as err:
-            LOGGER.error(f"Failed to open cover '{self.name}': {err}")
+            LOGGER.error("Failed to open cover '%s': %s", self.name, err)
             self._reset_target_position()
 
     async def async_close_cover(self, **kwargs: Any) -> None:
@@ -156,7 +158,7 @@ class PowerViewCover(PassiveBluetoothCoordinatorEntity[PVCoordinator], CoverEnti
             await self._coord.api.close()
             self.async_write_ha_state()
         except BleakError as err:
-            LOGGER.error(f"Failed to close cover '{self.name}': {err}")
+            LOGGER.error("Failed to close cover '%s': %s", self.name, err)
             self._reset_target_position()
 
     async def async_stop_cover(self, **kwargs: Any) -> None:
@@ -167,4 +169,4 @@ class PowerViewCover(PassiveBluetoothCoordinatorEntity[PVCoordinator], CoverEnti
             self._reset_target_position()
             self.async_write_ha_state()
         except BleakError as err:
-            LOGGER.error(f"Failed to stop cover '{self.name}': {err}")
+            LOGGER.error("Failed to stop cover '%s': %s", self.name, err)

custom_components/hunterdouglas_powerview_ble/sensor.py

@@ -4,9 +4,11 @@ from homeassistant.components.bluetooth.passive_update_coordinator import (
     PassiveBluetoothCoordinatorEntity,
 )
 from homeassistant.components.sensor import (
-    SensorDeviceClass,
     SensorEntity,
     SensorEntityDescription,
+)
+from homeassistant.components.sensor.const import (
+    SensorDeviceClass,
     SensorStateClass,
 )
 from homeassistant.const import (

pyproject.toml

@@ -1,12 +1,11 @@
 # pyproject.toml
 
-#[tool.setuptools.packages.find]
+[project]
-#where = ["custom_components/"]
+requires-python = ">=3.12.0"
-#include = ["bms_ble"]
 
 [tool.pytest.ini_options]
 minversion = "8.0"
-addopts="--cov=custom_components.bms_ble --cov-report=term-missing --cov-fail-under=100"
+addopts="--cov=custom_components.hunterdouglas_powerview_ble --cov-report=term-missing --cov-fail-under=100"
 pythonpath = [
     "custom_components.hunterdouglas_powerview_ble",
 ]
@@ -14,3 +13,151 @@ testpaths = [
     "tests",
 ]
 asyncio_mode = "auto"
+
+# ruff configuration taken from HA 2024.11.2 (less ignores)
+[tool.ruff]
+required-version = ">=0.6.8"
+
+[tool.ruff.lint]
+select = [
+    "A001", # Variable {name} is shadowing a Python builtin
+    "ASYNC210", # Async functions should not call blocking HTTP methods
+    "ASYNC220", # Async functions should not create subprocesses with blocking methods
+    "ASYNC221", # Async functions should not run processes with blocking methods
+    "ASYNC222", # Async functions should not wait on processes with blocking methods
+    "ASYNC230", # Async functions should not open files with blocking methods like open
+    "ASYNC251", # Async functions should not call time.sleep
+    "B002", # Python does not support the unary prefix increment
+    "B005", # Using .strip() with multi-character strings is misleading
+    "B007", # Loop control variable {name} not used within loop body
+    "B014", # Exception handler with duplicate exception
+    "B015", # Pointless comparison. Did you mean to assign a value? Otherwise, prepend assert or remove it.
+    "B017", # pytest.raises(BaseException) should be considered evil
+    "B018", # Found useless attribute access. Either assign it to a variable or remove it.
+    "B023", # Function definition does not bind loop variable {name}
+    "B026", # Star-arg unpacking after a keyword argument is strongly discouraged
+    "B032", # Possible unintentional type annotation (using :). Did you mean to assign (using =)?
+    "B904", # Use raise from to specify exception cause
+    "B905", # zip() without an explicit strict= parameter
+    "BLE",
+    "C", # complexity
+    "COM818", # Trailing comma on bare tuple prohibited
+    "D", # docstrings
+    "DTZ003", # Use datetime.now(tz=) instead of datetime.utcnow()
+    "DTZ004", # Use datetime.fromtimestamp(ts, tz=) instead of datetime.utcfromtimestamp(ts)
+    "E", # pycodestyle
+    "F", # pyflakes/autoflake
+    "F541", # f-string without any placeholders
+    "FLY", # flynt
+    "FURB", # refurb
+    "G", # flake8-logging-format
+    "I", # isort
+    "INP", # flake8-no-pep420
+    "ISC", # flake8-implicit-str-concat
+    "ICN001", # import concentions; {name} should be imported as {asname}
+    "LOG", # flake8-logging
+    "N804", # First argument of a class method should be named cls
+    "N805", # First argument of a method should be named self
+    "N815", # Variable {name} in class scope should not be mixedCase
+    "PERF", # Perflint
+    "PGH", # pygrep-hooks
+    "PIE", # flake8-pie
+    "PL", # pylint
+    "PT", # flake8-pytest-style
+    "PTH", # flake8-pathlib
+    "PYI", # flake8-pyi
+    "RET", # flake8-return
+    "RSE", # flake8-raise
+    "RUF005", # Consider iterable unpacking instead of concatenation
+    "RUF006", # Store a reference to the return value of asyncio.create_task
+    "RUF010", # Use explicit conversion flag
+    "RUF013", # PEP 484 prohibits implicit Optional
+    "RUF017", # Avoid quadratic list summation
+    "RUF018", # Avoid assignment expressions in assert statements
+    "RUF019", # Unnecessary key check before dictionary access
+    # "RUF100", # Unused `noqa` directive; temporarily every now and then to clean them up
+    "S102", # Use of exec detected
+    "S103", # bad-file-permissions
+    "S108", # hardcoded-temp-file
+    "S306", # suspicious-mktemp-usage
+    "S307", # suspicious-eval-usage
+    "S313", # suspicious-xmlc-element-tree-usage
+    "S314", # suspicious-xml-element-tree-usage
+    "S315", # suspicious-xml-expat-reader-usage
+    "S316", # suspicious-xml-expat-builder-usage
+    "S317", # suspicious-xml-sax-usage
+    "S318", # suspicious-xml-mini-dom-usage
+    "S319", # suspicious-xml-pull-dom-usage
+    "S320", # suspicious-xmle-tree-usage
+    "S601", # paramiko-call
+    "S602", # subprocess-popen-with-shell-equals-true
+    "S604", # call-with-shell-equals-true
+    "S608", # hardcoded-sql-expression
+    "S609", # unix-command-wildcard-injection
+    "SIM", # flake8-simplify
+    "SLF", # flake8-self
+    "SLOT", # flake8-slots
+    "T100", # Trace found: {name} used
+    "T20", # flake8-print
+    "TCH", # flake8-type-checking
+    "TID", # Tidy imports
+    "TRY", # tryceratops
+    "UP", # pyupgrade
+    "UP031", # Use format specifiers instead of percent format
+    "UP032", # Use f-string instead of `format` call
+    "W", # pycodestyle
+]
+
+ignore = [
+    "D202", # No blank lines allowed after function docstring
+    "D203", # 1 blank line required before class docstring
+    "D213", # Multi-line docstring summary should start at the second line
+    "D406", # Section name should end with a newline
+    "D407", # Section name underlining
+    "E501", # line too long
+
+#    "PLC1901", # {existing} can be simplified to {replacement} as an empty string is falsey; too many false positives
+#    "PLR0911", # Too many return statements ({returns} > {max_returns})
+#    "PLR0912", # Too many branches ({branches} > {max_branches})
+#    "PLR0913", # Too many arguments to function call ({c_args} > {max_args})
+#    "PLR0915", # Too many statements ({statements} > {max_statements})
+    "PLR2004", # Magic value used in comparison, consider replacing {value} with a constant variable
+#    "PLW2901", # Outer {outer_kind} variable {name} overwritten by inner {inner_kind} target
+#    "PT004", # Fixture {fixture} does not return anything, add leading underscore
+#    "PT011", # pytest.raises({exception}) is too broad, set the `match` parameter or use a more specific exception
+#    "PT018", # Assertion should be broken down into multiple parts
+#    "RUF001", # String contains ambiguous unicode character.
+#    "RUF002", # Docstring contains ambiguous unicode character.
+#    "RUF003", # Comment contains ambiguous unicode character.
+#    "RUF015", # Prefer next(...) over single element slice
+#    "SIM102", # Use a single if statement instead of nested if statements
+#    "SIM103", # Return the condition {condition} directly
+#    "SIM108", # Use ternary operator {contents} instead of if-else-block
+#    "SIM115", # Use context handler for opening files
+
+    # Moving imports into type-checking blocks can mess with pytest.patch()
+    "TCH001", # Move application import {} into a type-checking block
+    "TCH002", # Move third-party import {} into a type-checking block
+    "TCH003", # Move standard library import {} into a type-checking block
+
+    "TRY003", # Avoid specifying long messages outside the exception class
+    "TRY400", # Use `logging.exception` instead of `logging.error`
+    # Ignored due to performance: https://github.com/charliermarsh/ruff/issues/2923
+    "UP038", # Use `X | Y` in `isinstance` call instead of `(X, Y)`
+
+    # May conflict with the formatter, https://docs.astral.sh/ruff/formatter/#conflicting-lint-rules
+    "W191",
+    "E111",
+    "E114",
+    "E117",
+    "D206",
+    "D300",
+    "Q",
+    "COM812",
+    "COM819",
+    "ISC001",
+
+    # Disabled because ruff does not understand type of __all__ generated by a function
+    "PLE0605"
+]
+

requirements.txt

@@ -1,4 +1,4 @@
 homeassistant==2024.8.0
 pip>=21.3.1
-ruff==0.4.2
+ruff==0.6.8