3.2

.github/workflows/run_tox.yml

@@ -11,7 +11,7 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: '3.10'
-      - uses: pre-commit/[email protected].0
+      - uses: pre-commit/[email protected].1
 
 
   tests:

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.6.0
+    rev: v5.0.0
     hooks:
       - id: check-ast
       - id: check-builtin-literals
@@ -14,23 +14,35 @@ repos:
 
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.5.5
+    rev: v0.7.2
     hooks:
+      - id: ruff
+        name: ruff unused imports
+        #  F401 [*] {name} imported but unused
+        args: [ "--select", "F401", "--extend-exclude", "__init__.py", "--fix"]
+
       - id: ruff
         #  I001 [*] Import block is un-sorted or un-formatted
         # UP035 [*] Import from {target} instead: {names}
         #  Q000 [*] Double quote found but single quotes preferred
         #  Q001 [*] Double quote multiline found but single quotes preferred
         args: [ "--select", "I001,UP035,Q000,Q001", "--fix"]
 
-      - id: ruff
 
   - repo: https://github.com/pre-commit/pygrep-hooks
     rev: v1.10.0
     hooks:
       - id: rst-backticks
 
 
+  - repo: https://github.com/JelleZijlstra/autotyping
+    rev: 24.9.0
+    hooks:
+      - id: autotyping
+        types: [python]
+        args: [--safe]
+
+
   - repo: meta
     hooks:
       - id: check-hooks-apply

.ruff.toml

@@ -1,79 +1,103 @@
-
-line-length = 120
 indent-width = 4
+line-length  = 120
 
 target-version = "py310"
-src = ["src", "test"]
-
-[lint]
 
-select = [
-    "E", "W",   # https://docs.astral.sh/ruff/rules/#pycodestyle-e-w
-    "I",        # https://docs.astral.sh/ruff/rules/#isort-i
-    "UP",       # https://docs.astral.sh/ruff/rules/#pyupgrade-up
-
-    "A",        # https://docs.astral.sh/ruff/rules/#flake8-builtins-a
-    "ASYNC",    # https://docs.astral.sh/ruff/rules/#flake8-async-async
-    "C4",       # https://docs.astral.sh/ruff/rules/#flake8-comprehensions-c4
-    "EM",       # https://docs.astral.sh/ruff/rules/#flake8-errmsg-em
-    "FIX",      # https://docs.astral.sh/ruff/rules/#flake8-fixme-fix
-    "INP",      # https://docs.astral.sh/ruff/rules/#flake8-no-pep420-inp
-    "ISC",      # https://docs.astral.sh/ruff/rules/#flake8-implicit-str-concat-isc
-    "PIE",      # https://docs.astral.sh/ruff/rules/#flake8-pie-pie
-    "PT",       # https://docs.astral.sh/ruff/rules/#flake8-pytest-style-pt
-    "PTH",      # https://docs.astral.sh/ruff/rules/#flake8-use-pathlib-pth
-    "RET",      # https://docs.astral.sh/ruff/rules/#flake8-return-ret
-    "SIM",      # https://docs.astral.sh/ruff/rules/#flake8-simplify-sim
-    "SLOT",     # https://docs.astral.sh/ruff/rules/#flake8-slots-slot
-    "T10",      # https://docs.astral.sh/ruff/rules/#flake8-debugger-t10
-    "TCH",      # https://docs.astral.sh/ruff/rules/#flake8-type-checking-tch
-    "TD",       # https://docs.astral.sh/ruff/rules/#flake8-todos-td
-
-    "TRY",      # https://docs.astral.sh/ruff/rules/#tryceratops-try
-    "FLY",      # https://docs.astral.sh/ruff/rules/#flynt-fly
-    "PERF",     # https://docs.astral.sh/ruff/rules/#perflint-perf
-    "RUF",      # https://docs.astral.sh/ruff/rules/#ruff-specific-rules-ruf
-
-    # "PL",       # https://docs.astral.sh/ruff/rules/#pylint-pl
-    # "FURB",     # https://docs.astral.sh/ruff/rules/#refurb-furb
+src = [
+    "src",
+    "tests"
 ]
 
+
+[lint]
+select = ["ALL"]
+
 ignore = [
+    "D",        # https://docs.astral.sh/ruff/rules/#pydocstyle-d
+    "T20",      # https://docs.astral.sh/ruff/rules/#flake8-print-t20
+    "DTZ",      # https://docs.astral.sh/ruff/rules/#flake8-datetimez-dtz
+    "SLF",      # https://docs.astral.sh/ruff/rules/#flake8-self-slf
+
     "RET501",   # https://docs.astral.sh/ruff/rules/unnecessary-return-none/#unnecessary-return-none-ret501
     "TRY400",   # https://docs.astral.sh/ruff/rules/error-instead-of-exception/
 
-    "A003",     # https://docs.astral.sh/ruff/rules/builtin-attribute-shadowing/
+    # https://docs.astral.sh/ruff/rules/#flake8-builtins-a
+    "A003",     # Python builtin is shadowed by class attribute {name} from {row}
+
+    # https://docs.astral.sh/ruff/rules/#pyflakes-f
+    "F401",     # {name} imported but unused; consider using importlib.util.find_spec to test for availability
+
+    # https://docs.astral.sh/ruff/rules/#flake8-bandit-s
+    "S311",     # Standard pseudo-random generators are not suitable for cryptographic purposes
+
+    # https://docs.astral.sh/ruff/rules/#pyupgrade-up
+    "UP038",    # Use X | Y in {} call instead of (X, Y)
+
+    # https://docs.astral.sh/ruff/rules/#flake8-annotations-ann
+    "ANN101",   # Missing type annotation for {name} in method
+    "ANN102",   # Missing type annotation for {name} in classmethod
+    "ANN401",   # Dynamically typed expressions (typing.Any) are disallowed in {name}
+
+    # https://docs.astral.sh/ruff/rules/#flake8-blind-except-ble
+    "BLE001",   # Do not catch blind exception: {name}
+
+    # https://docs.astral.sh/ruff/rules/#flake8-raise-rse
+    "RSE102",   # Unnecessary parentheses on raised exception
+
+    # https://docs.astral.sh/ruff/rules/#flake8-commas-com
+    "COM812",   # Trailing comma missing
+    "COM819",   # Trailing comma prohibited
 
-    "UP038",    # https://docs.astral.sh/ruff/rules/non-pep604-isinstance/
+    # https://docs.astral.sh/ruff/rules/#warning-w_1
+    "PLW0603",  # Using the global statement to update {name} is discouraged
+
+    # https://docs.astral.sh/ruff/rules/#flake8-logging-format-g
+    "G004",     # Logging statement uses f-string
+
+    # https://docs.astral.sh/ruff/rules/#refactor-r
+    "PLR1711",  # Useless return statement at end of function
+
+    # https://docs.astral.sh/ruff/rules/#ruff-specific-rules-ruf
+    "RUF005",  # Consider {expression} instead of concatenation
 ]
 
 
 [format]
-# Use single quotes for non-triple-quoted strings.
 quote-style = "single"
 
 
 # https://docs.astral.sh/ruff/settings/#lintflake8-quotes
 [lint.flake8-quotes]
-inline-quotes = "single"
+inline-quotes    = "single"
 multiline-quotes = "single"
 
 
 [lint.flake8-builtins]
 builtins-ignorelist = ["id", "input"]
 
 
+# https://docs.astral.sh/ruff/settings/#lintisort
+[lint.isort]
+lines-after-imports = 2     # https://docs.astral.sh/ruff/settings/#lint_isort_lines-after-imports
+
+
 [lint.per-file-ignores]
-"docs/conf.py" = ["INP001", "A001"]
-"setup.py" = ["PTH123"]
-"tests/*" = [
-    "ISC002",   # Implicitly concatenated string literals over multiple lines
-    "E501",     # Line too long
-    "INP001",    # File `FILE_NAME` is part of an implicit namespace package. Add an `__init__.py`
+"docs/conf.py" = [
+    "INP001",   # File `conf.py` is part of an implicit namespace package. Add an `__init__.py`.
+    "A001",     # Variable `copyright` is shadowing a Python builtin
+    "PTH118",   # `os.path.join()` should be replaced by `Path` with `/` operator
+    "PTH100",   # `os.path.abspath()` should be replaced by `Path.resolve()`
 ]
 
+"setup.py" = ["PTH123"]
+
+"tests/*" = [
+    "ANN",  # https://docs.astral.sh/ruff/rules/#flake8-annotations-ann
 
+    # https://docs.astral.sh/ruff/rules/#flake8-bandit-s
+    "S101",     # Use of assert detected
 
-[lint.isort]
-# https://docs.astral.sh/ruff/settings/#lint_isort_lines-after-imports
-lines-after-imports = 2
+    # https://docs.astral.sh/ruff/rules/#refactor-r
+    "PLR2004",  # Magic value used in comparison, consider replacing {value} with a constant variable
+    "PLR0913",  # Too many arguments in function definition ({c_args} > {max_args})
+]

readme.md

@@ -21,6 +21,9 @@ To read from the serial port an IR to USB reader for energy meter is required.
 
 # Changelog
 
+#### 3.2 (2024-11-05)
+- Automatically select CRC e.g. for Holley DTZ541
+
 #### 3.1 (2024-08-05)
 - Updated dependencies
 - Added some small log messages

requirements.txt

@@ -1,10 +1,10 @@
 -r requirements_setup.txt
 
 # Testing
-pytest          == 8.3.2
-pre-commit      == 3.8.0
-pytest-asyncio  == 0.23.8
+pytest          == 8.3.3
+pre-commit      == 4.0.1
+pytest-asyncio  == 0.24.0
 aioresponses    == 0.7.6
 
 # Linter
-ruff == 0.5.6
+ruff == 0.7.2

requirements_setup.txt

@@ -1,6 +1,6 @@
-aiomqtt          == 2.2.0
+aiomqtt          == 2.3.0
 pyserial-asyncio == 0.6
 easyconfig       == 0.3.2
 pydantic         == 2.8.2
-smllib           == 1.4
-aiohttp          == 3.10.1
+smllib           == 1.5
+aiohttp          == 3.10.10

src/sml2mqtt/__log__.py

@@ -18,7 +18,7 @@ def get_logger(suffix: str) -> logging.Logger:
 
 class MidnightRotatingFileHandler(RotatingFileHandler):
 
-    def __init__(self, *args, **kwargs):
+    def __init__(self, *args, **kwargs) -> None:
         super().__init__(*args, **kwargs)
         self.last_check: date = datetime.now().date()
 
@@ -29,7 +29,7 @@ def shouldRollover(self, record) -> int:
         return super().shouldRollover(record)
 
 
-def setup_log():
+def setup_log() -> None:
     level = sml2mqtt.CONFIG.logging.set_log_level()
 
     # This is the longest logger name str

src/sml2mqtt/__main__.py

@@ -13,7 +13,7 @@
 from sml2mqtt.sml_source import create_source
 
 
-async def a_main():
+async def a_main() -> None:
     # Add possibility to stop program with Ctrl + c
     signal_handler_setup()
 

src/sml2mqtt/__version__.py

@@ -1 +1 @@
-__version__ = '3.1'
+__version__ = '3.2'

src/sml2mqtt/config/config.py

@@ -31,13 +31,18 @@ class GeneralSettings(BaseModel):
         description='Additional OBIS fields for the serial number to configuration matching',
         alias='device id obis', in_file=False
     )
+    crc: list[str] = Field(
+        default=['x25', 'kermit'],
+        description='Which crc algorithms are used to calculate the checksum of the smart meter',
+        alias='crc', in_file=False
+    )
 
 
 class Settings(AppBaseModel):
     logging: LoggingSettings = Field(default_factory=LoggingSettings)
     mqtt: MqttConfig = Field(default_factory=MqttConfig)
     general: GeneralSettings = Field(default_factory=GeneralSettings)
-    inputs: list[HttpSourceSettings | SerialSourceSettings] = Field([], discriminator='type')
+    inputs: list[HttpSourceSettings | SerialSourceSettings] = Field(default_factory=list, discriminator='type')
     devices: dict[LowerStr, SmlDeviceConfig] = Field({}, description='Device configuration by ID or url',)
 
 

src/sml2mqtt/config/logging.py

@@ -1,7 +1,7 @@
 import logging
 
 from easyconfig import BaseModel
-from pydantic import Extra, Field, field_validator
+from pydantic import Field, field_validator
 
 
 class LoggingSettings(BaseModel):

src/sml2mqtt/config/operations.py

@@ -11,7 +11,7 @@
 
 from sml2mqtt.const import DateTimeFinder, DurationType, TimeSeries
 
-from .types import Number, ObisHex, PercentStr  # noqa: TCH001
+from .types import Number, ObisHex  # noqa: TCH001
 
 
 class EmptyKwargs(TypedDict):

src/sml2mqtt/const/protocols.py

@@ -8,19 +8,19 @@ class DeviceProto(Protocol):
     def name(self) -> str:
         ...
 
-    def on_source_data(self, data: bytes):
+    def on_source_data(self, data: bytes) -> None:
         ...
 
-    def on_source_failed(self, reason: str):
+    def on_source_failed(self, reason: str) -> None:
         ...
 
-    def on_error(self, e: Exception, *, show_traceback: bool = True):
+    def on_error(self, e: Exception, *, show_traceback: bool = True) -> None:
         ...
 
 
 class SourceProto(Protocol):
-    def start(self):
+    def start(self) -> None:
         ...
 
-    def cancel_and_wait(self):
+    def cancel_and_wait(self) -> None:
         ...

src/sml2mqtt/const/sml_helpers.py

@@ -57,14 +57,14 @@ def create(cls, timestamp: float, values: Iterable[SmlListEntry]):
             c.values[value.obis] = value
         return c
 
-    def __init__(self, timestamp: float):
+    def __init__(self, timestamp: float) -> None:
         self.timestamp: Final = timestamp
         self.values: Final[dict[str, SmlListEntry]] = {}
 
     def __getattr__(self, item: str) -> SmlListEntry:
         return self.values[item]
 
-    def __len__(self):
+    def __len__(self) -> int:
         return len(self.values)
 
     def get_value(self, obis: str) -> SmlListEntry | None: