update iersdata

Remove adafruit_datetime.pyi

.github/workflows/codeql.yml

@@ -1,49 +0,0 @@
-# SPDX-FileCopyrightText: 2022-2024 Jeff Epler
-#
-# SPDX-License-Identifier: CC0-1.0
-
-name: "CodeQL"
-
-on:
-  push:
-    branches: [ "main" ]
-  pull_request:
-    branches: [ "main" ]
-  schedule:
-    - cron: "53 3 * * 5"
-
-jobs:
-  analyze:
-    name: Analyze
-    runs-on: ubuntu-latest
-    permissions:
-      actions: read
-      contents: read
-      security-events: write
-
-    strategy:
-      fail-fast: false
-      matrix:
-        language: [ python ]
-
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-        with:
-          persist-credentials: false
-      - name: Install Dependencies (python)
-        run: pip3 install -r requirements-dev.txt
-
-      - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
-        with:
-          languages: ${{ matrix.language }}
-          queries: +security-and-quality
-
-      - name: Autobuild
-        uses: github/codeql-action/autobuild@v3
-
-      - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v3
-        with:
-          category: "/language:${{ matrix.language }}"

.github/workflows/test.yml

@@ -31,6 +31,35 @@ jobs:
     - name: Build HTML docs
       run: make html
 
+  typing:
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version:
+        - '3.13'
+        os-version:
+        - 'ubuntu-latest'
+    runs-on: ${{ matrix.os-version }}
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        persist-credentials: false
+
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Install deps
+      run: |
+        python -mpip install wheel
+        python -mpip install -r requirements-dev.txt
+
+    - name: Check stubs
+      if: (! startsWith(matrix.python-version, 'pypy-'))
+      run: make mypy PYTHON=python
+
+
   test:
     strategy:
       fail-fast: false
@@ -40,7 +69,8 @@ jobs:
         - '3.10'
         - '3.11'
         - '3.12'
-        - '3.13.0-alpha.0 - 3.13'
+        - '3.13'
+        - '3.14.0-alpha.0 - 3.14'
         os-version:
         - 'ubuntu-latest'
         include:
@@ -67,10 +97,6 @@ jobs:
         python -mpip install wheel
         python -mpip install -r requirements-dev.txt
 
-    - name: Check stubs
-      if: (! startsWith(matrix.python-version, 'pypy-'))
-      run: make mypy PYTHON=python
-
     - name: Coverage
       run: make coverage PYTHON=python
 

.pre-commit-config.yaml

@@ -21,7 +21,7 @@ repos:
   - id: reuse
 - repo: https://github.com/astral-sh/ruff-pre-commit
   # Ruff version.
-  rev: v0.9.1
+  rev: v0.11.7
   hooks:
     # Run the linter.
     - id: ruff

.readthedocs.yaml

@@ -0,0 +1,17 @@
+# SPDX-FileCopyrightText: 2024 Jeff Epler
+#
+# SPDX-License-Identifier: GPL-3.0-only
+
+version: 2
+
+build:
+  os: ubuntu-lts-latest
+  tools:
+    python: "3"
+
+sphinx:
+  configuration: doc/conf.py
+
+python:
+  install:
+    - requirements: requirements-dev.txt

LICENSES/Apache-2.0.txt

@@ -1,73 +0,0 @@
-Apache License
-Version 2.0, January 2004
-http://www.apache.org/licenses/
-
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-
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-
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-
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-
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-"Work" shall mean the work of authorship, whether in Source or Object form, made available under the License, as indicated by a copyright notice that is included in or attached to the work (an example is provided in the Appendix below).
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-
-9. Accepting Warranty or Additional Liability. While redistributing the Work or Derivative Works thereof, You may choose to offer, and charge a fee for, acceptance of support, warranty, indemnity, or other liability obligations and/or rights consistent with this License. However, in accepting such obligations, You may act only on Your own behalf and on Your sole responsibility, not on behalf of any other Contributor, and only if You agree to indemnify, defend, and hold each Contributor harmless for any liability incurred by, or claims asserted against, such Contributor by reason of your accepting any such warranty or additional liability.
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-
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-
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-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
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-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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-limitations under the License.

Makefile

@@ -44,7 +44,7 @@ test_venv:
 
 .PHONY: mypy
 mypy:
-	$(Q)mypy --strict --no-warn-unused-ignores src
+	$(Q)mypy --strict --no-warn-unused-ignores src test
 
 .PHONY: update
 update:

README.md

@@ -7,13 +7,11 @@ SPDX-License-Identifier: GPL-3.0-only
 [![codecov](https://codecov.io/gh/jepler/wwvbpy/branch/main/graph/badge.svg?token=Exx0c3Gp65)](https://codecov.io/gh/jepler/wwvbpy)
 [![Update DUT1 data](https://github.com/jepler/wwvbpy/actions/workflows/cron.yml/badge.svg)](https://github.com/jepler/wwvbpy/actions/workflows/cron.yml)
 [![PyPI](https://img.shields.io/pypi/v/wwvb)](https://pypi.org/project/wwvb)
-[![CodeQL](https://github.com/jepler/wwvbpy/actions/workflows/codeql.yml/badge.svg)](https://github.com/jepler/wwvbpy/actions/workflows/codeql.yml)
 [![pre-commit.ci status](https://results.pre-commit.ci/badge/github/jepler/wwvbpy/main.svg)](https://results.pre-commit.ci/latest/github/jepler/wwvbpy/main)
 
 # Purpose
 
-wwvbpy generates WWVB timecodes for any desired time.  These timecodes
-may be useful in testing WWVB decoder software.
+Python package and command line programs for interacting with WWVB timecodes.
 
 Where possible, wwvbpy uses existing facilities for calendar and time
 manipulation (datetime and dateutil).
@@ -39,7 +37,7 @@ The package includes:
 
 # Development status
 
-The author (@jepler) occasionally develops and maintains this project, but
+The author ([@jepler](https://github.com/jepler)) occasionally develops and maintains this project, but
 issues are not likely to be acted on.  They would be interested in adding
 co-maintainer(s).
 
@@ -67,7 +65,7 @@ channel.
 # Usage
 
 ~~~~
-Usage: python -m wwvb.gen [OPTIONS] [TIMESPEC]...
+Usage: wwvbgen [OPTIONS] [TIMESPEC]...
 
   Generate WWVB timecodes
 
@@ -97,7 +95,7 @@ Options:
 
 For example, to display the leap second that occurred at the end of 1998,
 ~~~~
-$ python wwvbgen.py -m 7 1998 365 23 56
+$ wwvbgen -m 7 1998 365 23 56
 WWVB timecode: year=98 days=365 hour=23 min=56 dst=0 ut1=-300 ly=0 ls=1
 '98+365 23:56  210100110200100001120011001102010100010200110100121000001002
 '98+365 23:57  210100111200100001120011001102010100010200110100121000001002
@@ -119,7 +117,7 @@ The letters `a` through `u` represent offsets of -1.0s through +1.0s
 in 0.1s increments; `k` represents 0s.  (In practice, only a smaller range
 of values, typically -0.7s to +0.8s, is seen)
 
-For 2001 through 2019, NIST has published the actual DUT1 values broadcast,
+For 2001 through 2024, NIST has published the actual DUT1 values broadcast,
 and the date of each change, though it in the format of an HTML
 table and not designed for machine readability:
 

adafruit_datetime.pyi

@@ -1,416 +0,0 @@
-# SPDX-FileCopyrightText: 2015-2021 Jukka Lehtosalo and contributors
-# SPDX-FileCopyrightText: 2021-2024 Jeff Epler
-#
-# SPDX-License-Identifier: Apache-2.0
-
-# ruff: noqa
-import sys
-from time import struct_time
-from typing import (
-    AnyStr,
-    ClassVar,
-    NamedTuple,
-    Optional,
-    SupportsAbs,
-    Tuple,
-    Type,
-    TypeVar,
-    overload,
-)
-
-_S = TypeVar("_S")
-
-MINYEAR: int
-MAXYEAR: int
-
-class tzinfo:
-    def tzname(self, dt: Optional[datetime]) -> Optional[str]: ...
-    def utcoffset(self, dt: Optional[datetime]) -> Optional[timedelta]: ...
-    def dst(self, dt: Optional[datetime]) -> Optional[timedelta]: ...
-    def fromutc(self, dt: datetime) -> datetime: ...
-
-class timezone(tzinfo):
-    utc: ClassVar[timezone]
-    min: ClassVar[timezone]
-    max: ClassVar[timezone]
-    def __init__(self, offset: timedelta, name: str = ...) -> None: ...
-    def __hash__(self) -> int: ...
-
-class _IsoCalendarDate(NamedTuple):
-    year: int
-    week: int
-    weekday: int
-
-_tzinfo = tzinfo
-
-class date:
-    min: ClassVar[date]
-    max: ClassVar[date]
-    resolution: ClassVar[timedelta]
-    def __new__(cls: Type[_S], year: int, month: int, day: int) -> _S: ...
-    @classmethod
-    def fromtimestamp(cls: Type[_S], __timestamp: float) -> _S: ...
-    @classmethod
-    def today(cls: Type[_S]) -> _S: ...
-    @classmethod
-    def fromordinal(cls: Type[_S], n: int) -> _S: ...
-    if sys.version_info >= (3, 7):
-        @classmethod
-        def fromisoformat(cls: Type[_S], date_string: str) -> _S: ...
-    if sys.version_info >= (3, 8):
-        @classmethod
-        def fromisocalendar(cls: Type[_S], year: int, week: int, day: int) -> _S: ...
-
-    @property
-    def year(self) -> int: ...
-    @property
-    def month(self) -> int: ...
-    @property
-    def day(self) -> int: ...
-    def ctime(self) -> str: ...
-    def strftime(self, fmt: str) -> str: ...
-    if sys.version_info >= (3,):
-        def __format__(self, fmt: str) -> str: ...
-    else:
-        def __format__(self, fmt: AnyStr) -> AnyStr: ...
-
-    def isoformat(self) -> str: ...
-    def timetuple(self) -> struct_time: ...
-    def toordinal(self) -> int: ...
-    def replace(self, year: int = ..., month: int = ..., day: int = ...) -> date: ...
-    def __le__(self, other: date) -> bool: ...
-    def __lt__(self, other: date) -> bool: ...
-    def __ge__(self, other: date) -> bool: ...
-    def __gt__(self, other: date) -> bool: ...
-    if sys.version_info >= (3, 8):
-        def __add__(self: _S, other: timedelta) -> _S: ...
-        def __radd__(self: _S, other: timedelta) -> _S: ...
-    else:
-        def __add__(self, other: timedelta) -> date: ...
-        def __radd__(self, other: timedelta) -> date: ...
-
-    @overload
-    def __sub__(self, other: timedelta) -> date: ...
-    @overload
-    def __sub__(self, other: date) -> timedelta: ...
-    def __hash__(self) -> int: ...
-    def weekday(self) -> int: ...
-    def isoweekday(self) -> int: ...
-    def isocalendar(self) -> _IsoCalendarDate: ...
-
-class time:
-    min: ClassVar[time]
-    max: ClassVar[time]
-    resolution: ClassVar[timedelta]
-
-    if sys.version_info >= (3, 6):
-        def __init__(
-            self,
-            hour: int = ...,
-            minute: int = ...,
-            second: int = ...,
-            microsecond: int = ...,
-            tzinfo: Optional[_tzinfo] = ...,
-            *,
-            fold: int = ...,
-        ) -> None: ...
-    else:
-        def __init__(
-            self,
-            hour: int = ...,
-            minute: int = ...,
-            second: int = ...,
-            microsecond: int = ...,
-            tzinfo: Optional[_tzinfo] = ...,
-        ) -> None: ...
-
-    @property
-    def hour(self) -> int: ...
-    @property
-    def minute(self) -> int: ...
-    @property
-    def second(self) -> int: ...
-    @property
-    def microsecond(self) -> int: ...
-    @property
-    def tzinfo(self) -> Optional[_tzinfo]: ...
-    if sys.version_info >= (3, 6):
-        @property
-        def fold(self) -> int: ...
-
-    def __le__(self, other: time) -> bool: ...
-    def __lt__(self, other: time) -> bool: ...
-    def __ge__(self, other: time) -> bool: ...
-    def __gt__(self, other: time) -> bool: ...
-    def __hash__(self) -> int: ...
-    if sys.version_info >= (3, 6):
-        def isoformat(self, timespec: str = ...) -> str: ...
-    else:
-        def isoformat(self) -> str: ...
-    if sys.version_info >= (3, 7):
-        @classmethod
-        def fromisoformat(cls: Type[_S], time_string: str) -> _S: ...
-
-    def strftime(self, fmt: str) -> str: ...
-    if sys.version_info >= (3,):
-        def __format__(self, fmt: str) -> str: ...
-    else:
-        def __format__(self, fmt: AnyStr) -> AnyStr: ...
-
-    def utcoffset(self) -> Optional[timedelta]: ...
-    def tzname(self) -> Optional[str]: ...
-    def dst(self) -> Optional[timedelta]: ...
-    if sys.version_info >= (3, 6):
-        def replace(
-            self,
-            hour: int = ...,
-            minute: int = ...,
-            second: int = ...,
-            microsecond: int = ...,
-            tzinfo: Optional[_tzinfo] = ...,
-            *,
-            fold: int = ...,
-        ) -> time: ...
-    else:
-        def replace(
-            self,
-            hour: int = ...,
-            minute: int = ...,
-            second: int = ...,
-            microsecond: int = ...,
-            tzinfo: Optional[_tzinfo] = ...,
-        ) -> time: ...
-
-_date = date
-_time = time
-
-class timedelta(SupportsAbs["timedelta"]):
-    min: ClassVar[timedelta]
-    max: ClassVar[timedelta]
-    resolution: ClassVar[timedelta]
-
-    if sys.version_info >= (3, 6):
-        def __init__(
-            self,
-            days: float = ...,
-            seconds: float = ...,
-            microseconds: float = ...,
-            milliseconds: float = ...,
-            minutes: float = ...,
-            hours: float = ...,
-            weeks: float = ...,
-            *,
-            fold: int = ...,
-        ) -> None: ...
-    else:
-        def __init__(
-            self,
-            days: float = ...,
-            seconds: float = ...,
-            microseconds: float = ...,
-            milliseconds: float = ...,
-            minutes: float = ...,
-            hours: float = ...,
-            weeks: float = ...,
-        ) -> None: ...
-
-    @property
-    def days(self) -> int: ...
-    @property
-    def seconds(self) -> int: ...
-    @property
-    def microseconds(self) -> int: ...
-    def total_seconds(self) -> float: ...
-    def __add__(self, other: timedelta) -> timedelta: ...
-    def __radd__(self, other: timedelta) -> timedelta: ...
-    def __sub__(self, other: timedelta) -> timedelta: ...
-    def __rsub__(self, other: timedelta) -> timedelta: ...
-    def __neg__(self) -> timedelta: ...
-    def __pos__(self) -> timedelta: ...
-    def __abs__(self) -> timedelta: ...
-    def __mul__(self, other: float) -> timedelta: ...
-    def __rmul__(self, other: float) -> timedelta: ...
-    @overload
-    def __floordiv__(self, other: timedelta) -> int: ...
-    @overload
-    def __floordiv__(self, other: int) -> timedelta: ...
-    if sys.version_info >= (3,):
-        @overload
-        def __truediv__(self, other: timedelta) -> float: ...
-        @overload
-        def __truediv__(self, other: float) -> timedelta: ...
-        def __mod__(self, other: timedelta) -> timedelta: ...
-        def __divmod__(self, other: timedelta) -> Tuple[int, timedelta]: ...
-    else:
-        @overload
-        def __div__(self, other: timedelta) -> float: ...
-        @overload
-        def __div__(self, other: float) -> timedelta: ...
-
-    def __le__(self, other: timedelta) -> bool: ...
-    def __lt__(self, other: timedelta) -> bool: ...
-    def __ge__(self, other: timedelta) -> bool: ...
-    def __gt__(self, other: timedelta) -> bool: ...
-    def __hash__(self) -> int: ...
-
-class datetime(date):
-    min: ClassVar[datetime]
-    max: ClassVar[datetime]
-    resolution: ClassVar[timedelta]
-
-    if sys.version_info >= (3, 6):
-        def __new__(
-            cls: Type[_S],
-            year: int,
-            month: int,
-            day: int,
-            hour: int = ...,
-            minute: int = ...,
-            second: int = ...,
-            microsecond: int = ...,
-            tzinfo: Optional[_tzinfo] = ...,
-            *,
-            fold: int = ...,
-        ) -> _S: ...
-    else:
-        def __new__(
-            cls: Type[_S],
-            year: int,
-            month: int,
-            day: int,
-            hour: int = ...,
-            minute: int = ...,
-            second: int = ...,
-            microsecond: int = ...,
-            tzinfo: Optional[_tzinfo] = ...,
-        ) -> _S: ...
-
-    @property
-    def year(self) -> int: ...
-    @property
-    def month(self) -> int: ...
-    @property
-    def day(self) -> int: ...
-    @property
-    def hour(self) -> int: ...
-    @property
-    def minute(self) -> int: ...
-    @property
-    def second(self) -> int: ...
-    @property
-    def microsecond(self) -> int: ...
-    @property
-    def tzinfo(self) -> Optional[_tzinfo]: ...
-    if sys.version_info >= (3, 6):
-        @property
-        def fold(self) -> int: ...
-
-    @classmethod
-    def fromtimestamp(cls: Type[_S], t: float, tz: Optional[_tzinfo] = ...) -> _S: ...
-    @classmethod
-    def utcfromtimestamp(cls: Type[_S], t: float) -> _S: ...
-    @classmethod
-    def today(cls: Type[_S]) -> _S: ...
-    @classmethod
-    def fromordinal(cls: Type[_S], n: int) -> _S: ...
-    if sys.version_info >= (3, 8):
-        @classmethod
-        def now(cls: Type[_S], tz: Optional[_tzinfo] = ...) -> _S: ...
-    else:
-        @overload
-        @classmethod
-        def now(cls: Type[_S], tz: None = ...) -> _S: ...
-        @overload
-        @classmethod
-        def now(cls, tz: _tzinfo) -> datetime: ...
-
-    @classmethod
-    def utcnow(cls: Type[_S]) -> _S: ...
-    if sys.version_info >= (3, 6):
-        @classmethod
-        def combine(cls, date: _date, time: _time, tzinfo: Optional[_tzinfo] = ...) -> datetime: ...
-    else:
-        @classmethod
-        def combine(cls, date: _date, time: _time) -> datetime: ...
-    if sys.version_info >= (3, 7):
-        @classmethod
-        def fromisoformat(cls: Type[_S], date_string: str) -> _S: ...
-
-    def strftime(self, fmt: str) -> str: ...
-    if sys.version_info >= (3,):
-        def __format__(self, fmt: str) -> str: ...
-    else:
-        def __format__(self, fmt: AnyStr) -> AnyStr: ...
-
-    def toordinal(self) -> int: ...
-    def timetuple(self) -> struct_time: ...
-    if sys.version_info >= (3, 3):
-        def timestamp(self) -> float: ...
-
-    def utctimetuple(self) -> struct_time: ...
-    def date(self) -> _date: ...
-    def time(self) -> _time: ...
-    def timetz(self) -> _time: ...
-    if sys.version_info >= (3, 6):
-        def replace(
-            self,
-            year: int = ...,
-            month: int = ...,
-            day: int = ...,
-            hour: int = ...,
-            minute: int = ...,
-            second: int = ...,
-            microsecond: int = ...,
-            tzinfo: Optional[_tzinfo] = ...,
-            *,
-            fold: int = ...,
-        ) -> datetime: ...
-    else:
-        def replace(
-            self,
-            year: int = ...,
-            month: int = ...,
-            day: int = ...,
-            hour: int = ...,
-            minute: int = ...,
-            second: int = ...,
-            microsecond: int = ...,
-            tzinfo: Optional[_tzinfo] = ...,
-        ) -> datetime: ...
-    if sys.version_info >= (3, 8):
-        def astimezone(self: _S, tz: Optional[_tzinfo] = ...) -> _S: ...
-    elif sys.version_info >= (3, 3):
-        def astimezone(self, tz: Optional[_tzinfo] = ...) -> datetime: ...
-    else:
-        def astimezone(self, tz: _tzinfo) -> datetime: ...
-
-    def ctime(self) -> str: ...
-    if sys.version_info >= (3, 6):
-        def isoformat(self, sep: str = ..., timespec: str = ...) -> str: ...
-    else:
-        def isoformat(self, sep: str = ...) -> str: ...
-
-    @classmethod
-    def strptime(cls, date_string: str, format: str) -> datetime: ...
-    def utcoffset(self) -> Optional[timedelta]: ...
-    def tzname(self) -> Optional[str]: ...
-    def dst(self) -> Optional[timedelta]: ...
-    def __le__(self, other: datetime) -> bool: ...  # type: ignore
-    def __lt__(self, other: datetime) -> bool: ...  # type: ignore
-    def __ge__(self, other: datetime) -> bool: ...  # type: ignore
-    def __gt__(self, other: datetime) -> bool: ...  # type: ignore
-    if sys.version_info >= (3, 8):
-        def __add__(self: _S, other: timedelta) -> _S: ...
-        def __radd__(self: _S, other: timedelta) -> _S: ...
-    else:
-        def __add__(self, other: timedelta) -> datetime: ...
-        def __radd__(self, other: timedelta) -> datetime: ...
-
-    @overload  # type: ignore
-    def __sub__(self, other: datetime) -> timedelta: ...
-    @overload
-    def __sub__(self, other: timedelta) -> datetime: ...
-    def __hash__(self) -> int: ...
-    def weekday(self) -> int: ...
-    def isoweekday(self) -> int: ...
-    def isocalendar(self) -> _IsoCalendarDate: ...

doc/conf.py

@@ -56,6 +56,7 @@ version = release = final_version
 # ones.
 extensions = [
     "sphinx.ext.autodoc",
+    "sphinx_mdinclude",
 ]
 
 # Add any paths that contain templates here, relative to this directory.
@@ -82,6 +83,10 @@ html_static_path = ["_static"]
 autodoc_typehints = "description"
 autodoc_class_signature = "separated"
 
+default_role = "any"
+
+intersphinx_mapping = {'py': ('https://docs.python.org/3', None)}
+
 # SPDX-FileCopyrightText: 2021-2024 Jeff Epler
 #
 # SPDX-License-Identifier: GPL-3.0-only

doc/index.rst

@@ -2,17 +2,10 @@
 ..
 .. SPDX-License-Identifier: GPL-3.0-only
 
-wwvbpy
-======
-
-.. image:: https://github.com/jepler/wwvbpy/actions/workflows/test.yml/badge.svg
-    :target: https://github.com/jepler/wwvbpy/actions/workflows/test.yml
-    :alt: Test wwvbpy
-
-.. image:: https://img.shields.io/pypi/v/wwvb
-    :target: https://pypi.org/project/wwvb
-    :alt: PyPI
+wwvbpy |version|
+================
 
+.. mdinclude:: ../README.md
 
 .. toctree::
    :maxdepth: 2

pyproject.toml

@@ -19,7 +19,7 @@ dependencies = {file = "requirements.txt"}
 write_to = "src/wwvb/__version__.py"
 [tool.ruff.lint]
 select = ["E", "F", "D", "I", "N", "UP", "YTT", "BLE", "B", "FBT", "A", "COM", "C4", "DTZ", "FA", "ISC", "ICN", "PIE", "PYI", "Q", "RET", "SIM", "TID", "TCH", "ARG", "PTH", "C", "R", "W", "FLY", "RUF", "PL"]
-ignore = ["D203", "D213", "D400", "D415", "ISC001", "E741", "C901", "PLR0911", "PLR2004", "PLR0913"]
+ignore = ["D203", "D213", "D400", "D415", "ISC001", "E741", "C901", "PLR0911", "PLR2004", "PLR0913", "COM812"]
 [tool.ruff]
 line-length = 120
 [project]
@@ -48,3 +48,6 @@ dut1table = "wwvb.dut1table:main"
 updateiers = "wwvb.updateiers:main"
 [project.gui-scripts]
 wwvbtk = "wwvb.wwvbtk:main"
+[[tool.mypy.overrides]]
+module = ["adafruit_datetime"]
+follow_untyped_imports = true

requirements-dev.txt

@@ -14,9 +14,10 @@ pre-commit
 python-dateutil
 requests; implementation_name=="cpython"
 setuptools>=68; implementation_name=="cpython"
-sphinx>=7,<8
+sphinx
 sphinx-autodoc-typehints
 sphinx-rtd-theme
+sphinx-mdinclude
 twine; implementation_name=="cpython"
 types-beautifulsoup4; implementation_name=="cpython"
 types-python-dateutil; implementation_name=="cpython"

src/uwwvb.py

@@ -4,7 +4,10 @@
 
 # ruff: noqa: C405 PYI024 PLR2004 FBT001 FBT002
 
-"""Implementation of a WWVB state machine & decoder for resource-constrained systems"""
+"""Implementation of a WWVB state machine & decoder for resource-constrained systems
+
+This version is intended for use with MicroPython & CircuitPython.
+"""
 
 from __future__ import annotations
 

src/wwvb/__init__.py

@@ -1,5 +1,13 @@
 #!/usr/bin/python3
-"""A library for WWVB timecodes"""
+"""A package and CLI for WWVB timecodes
+
+This is the full featured library suitable for use on 'real computers'.
+For a reduced version suitable for use on MicroPython & CircuitPython,
+see `uwwvb`.
+
+This package also includes the commandline programs listed above,
+perhaps most importantly ``wwvbgen`` for generating WWVB timecodes.
+"""
 
 # SPDX-FileCopyrightText: 2011-2024 Jeff Epler
 #
@@ -24,12 +32,6 @@ SECOND = datetime.timedelta(seconds=1)
 T = TypeVar("T")
 
 
-def _require(x: T | None) -> T:
-    """Check an Optional item is not None."""
-    assert x is not None
-    return x
-
-
 def _removeprefix(s: str, p: str) -> str:
     if s.startswith(p):
         return s[len(p) :]
@@ -323,11 +325,22 @@ _dst_ls_lut = [
 ]
 
 
-class _WWVBMinute(NamedTuple):
-    """Uniquely identifies a minute of time in the WWVB system.
+@enum.unique
+class DstStatus(enum.IntEnum):
+    """Constants that describe the DST status of a minute"""
 
-    To use ut1 and ls information from IERS, create a WWVBMinuteIERS value instead.
-    """
+    DST_NOT_IN_EFFECT = 0b00
+    """DST not in effect today"""
+    DST_STARTS_TODAY = 0b01
+    """DST starts today at 0200 local standard time"""
+    DST_ENDS_TODAY = 0b10
+    """DST ends today at 0200 local standard time"""
+    DST_IN_EFFECT = 0b11
+    """DST in effect all day today"""
+
+
+class _WWVBMinute(NamedTuple):
+    """(implementation detail)"""
 
     year: int
     """2-digit year within the WWVB epoch"""
@@ -341,7 +354,7 @@ class _WWVBMinute(NamedTuple):
     min: int
     """Minute of hour"""
 
-    dst: int
+    dst: DstStatus
     """2-bit DST code """
 
     ut1: int
@@ -357,7 +370,8 @@ class _WWVBMinute(NamedTuple):
 class WWVBMinute(_WWVBMinute):
     """Uniquely identifies a minute of time in the WWVB system.
 
-    To use ut1 and ls information from IERS, create a WWVBMinuteIERS value instead.
+    To use ``ut1`` and ``ls`` information from IERS, create a `WWVBMinuteIERS`
+    object instead.
     """
 
     epoch: int = 1970
@@ -368,16 +382,25 @@ class WWVBMinute(_WWVBMinute):
         days: int,
         hour: int,
         minute: int,
-        dst: int | None = None,
+        dst: DstStatus | int | None = None,
         ut1: int | None = None,
         ls: bool | None = None,
         ly: bool | None = None,
     ) -> WWVBMinute:
-        """Construct a WWVBMinute"""
-        if dst is None:
-            dst = cls.get_dst(year, days)
-        if dst not in (0, 1, 2, 3):
-            raise ValueError("dst value should be 0..3")
+        """Construct a WWVBMinute
+
+        :param year: The 2- or 4-digit year. This parameter is converted by the `full_year` method.
+        :param days: 1-based day of year
+
+        :param hour: UTC hour of day
+
+        :param minute: Minute of hour
+        :param dst: 2-bit DST code
+        :param ut1: UT1 offset in units of 100ms, range -900 to +900ms
+        :param ls: Leap second warning flag
+        :param ly: Leap year flag
+        """
+        dst = cls.get_dst(year, days) if dst is None else DstStatus(dst)
         if ut1 is None and ls is None:
             ut1, ls = cls._get_dut1_info(year, days)
         elif ut1 is None or ls is None:
@@ -407,13 +430,13 @@ class WWVBMinute(_WWVBMinute):
         return year
 
     @staticmethod
-    def get_dst(year: int, days: int) -> int:
+    def get_dst(year: int, days: int) -> DstStatus:
         """Get the 2-bit WWVB DST value for the given day"""
         d0 = datetime.datetime(year, 1, 1, tzinfo=datetime.timezone.utc) + datetime.timedelta(days - 1)
         d1 = d0 + datetime.timedelta(1)
         dst0 = isdst(d0)
         dst1 = isdst(d1)
-        return dst1 * 2 + dst0
+        return DstStatus(dst1 * 2 + dst0)
 
     def __str__(self) -> str:
         """Implement str()"""
@@ -424,7 +447,10 @@ class WWVBMinute(_WWVBMinute):
         )
 
     def as_datetime_utc(self) -> datetime.datetime:
-        """Convert to a UTC datetime"""
+        """Convert to a UTC datetime
+
+        The returned object has ``tzinfo=datetime.timezone.utc``.
+        """
         d = datetime.datetime(self.year, 1, 1, tzinfo=datetime.timezone.utc)
         d += datetime.timedelta(self.days - 1, self.hour * 3600 + self.min * 60)
         return d
@@ -437,7 +463,18 @@ class WWVBMinute(_WWVBMinute):
         *,
         dst_observed: bool = True,
     ) -> datetime.datetime:
-        """Convert to a local datetime according to the DST bits"""
+        """Convert to a local datetime according to the DST bits
+
+        The returned object has ``tz=datetime.timezone(computed_offset)``.
+
+        :param standard_time_offset: The UTC offset of local standard time, in seconds west of UTC.
+            The default value, ``7 * 3600``, is for Colorado, the source of the WWVB broadcast.
+
+        :param dst_observed: If ``True`` then the locale observes DST, and a
+            one hour offset is applied according to WWVB rules. If ``False``, then
+            the standard time offset is used at all times.
+
+        """
         u = self.as_datetime_utc()
         offset = datetime.timedelta(seconds=-standard_time_offset)
         d = u - datetime.timedelta(seconds=standard_time_offset)
@@ -682,7 +719,7 @@ class WWVBMinute(_WWVBMinute):
         return cls(u.tm_year, u.tm_yday, u.tm_hour, u.tm_min, ut1=newut1, ls=newls)
 
     @classmethod
-    def from_timecode_am(cls, t: WWVBTimecode) -> WWVBMinute | None:
+    def from_timecode_am(cls, t: WWVBTimecode) -> WWVBMinute | None:  # noqa: PLR0912
         """Construct a WWVBMinute from a WWVBTimecode"""
         for i in (0, 9, 19, 29, 39, 49, 59):
             if t.am[i] != AmplitudeModulation.MARK:
@@ -697,9 +734,13 @@ class WWVBMinute(_WWVBMinute):
         minute = t._get_am_bcd(1, 2, 3, 5, 6, 7, 8)
         if minute is None:
             return None
+        if minute >= 60:
+            return None
         hour = t._get_am_bcd(12, 13, 15, 16, 17, 18)
         if hour is None:
             return None
+        if hour >= 24:
+            return None
         days = t._get_am_bcd(22, 23, 25, 26, 27, 28, 30, 31, 32, 33)
         if days is None:
             return None
@@ -716,7 +757,9 @@ class WWVBMinute(_WWVBMinute):
         if days > 366 or (not ly and days > 365):
             return None
         ls = bool(t.am[56])
-        dst = _require(t._get_am_bcd(57, 58))
+        dst = t._get_am_bcd(57, 58)
+        if dst is None:
+            return None
         return cls(year, days, hour, minute, dst, ut1, ls, ly)
 
 
@@ -729,7 +772,7 @@ class WWVBMinuteIERS(WWVBMinute):
         return round(get_dut1(d) * 10) * 100, isls(d)
 
 
-def _bcd_bits(n: int) -> Generator[bool, None, None]:
+def _bcd_bits(n: int) -> Generator[bool]:
     """Return the bcd representation of n, starting with the least significant bit"""
     while True:
         d = n % 10
@@ -743,9 +786,13 @@ class AmplitudeModulation(enum.IntEnum):
     """Constants that describe an Amplitude Modulation value"""
 
     ZERO = 0
+    """A zero bit (reduced carrier during the first 200ms of the second)"""
     ONE = 1
+    """A one bit (reduced carrier during the first 500ms of the second)"""
     MARK = 2
+    """A mark bit (reduced carrier during the first 800ms of the second)"""
     UNSET = -1
+    """An unset or unknown amplitude modulation value"""
 
 
 @enum.unique
@@ -753,8 +800,11 @@ class PhaseModulation(enum.IntEnum):
     """Constants that describe a Phase Modulation value"""
 
     ZERO = 0
+    """A one bit (180° phase shift during the second)"""
     ONE = 1
+    """A zero bit (No phase shift during the second)"""
     UNSET = -1
+    """An unset or unknown phase modulation value"""
 
 
 class WWVBTimecode:
@@ -777,7 +827,10 @@ class WWVBTimecode:
         The the bits ``self.am[poslist[i]]`` in MSB order are converted from
         BCD to integer
         """
-        pos = reversed(poslist)
+        pos = list(poslist)[::-1]
+        for p in pos:
+            if self.am[p] not in {AmplitudeModulation.ZERO, AmplitudeModulation.ONE}:
+                return None
         val = [bool(self.am[p]) for p in pos]
         result = 0
         base = 1

src/wwvb/iersdata.json

@@ -1 +1 @@
-{"START": "1972-01-01", "OFFSETS_GZ": "H4sIADstxGcC/+2aa3LDMAiEL5uHLTuxnN5/pn/aTmfSSiAWhGy+E2SWZQE58zwiH/1YivB/96vMXiIX2Io8CTyIrDSWGqlMRdrpDa6aJFnr0m4wYZkCE2UmSF0V+13vBveStK6JTfQyW3O86HLJf0RvDgy5u4FCI+WVKTsVoUdHzsrRoWRfYHIItZ5EEgu0Beu58EgEpMpO9zf4/s3iNO4y7/hqEwOZIPu3+PuO2T7Ic5E8GxsnZHvUYOtELxW1WP+0yx/caFxpyAooq6lq06UEr+UkLeXOIDPZ6EBrqb5K8Tvu6/B9CdnZqFQL05s2KauWy/IeF/tJGAisjK9MgGyDuUkRq4G1gRE+VjA30uZNPsdantkgMq58QO4fw+sqzj+A2/16mmvnyy9UzDvMktDgKYlnkFeB2rx+wNANG40aA4OgsY03AWoDCVs/XMmkyQ0+0jWaUqPdwA0m/MRuccGjCwirHToWzbcs8P7U1nZZLSYdHapWu5HqVg1YjK2fPEwvPZPzLPUF848tyid2u7dh8B7h+wVQ923Q+kqxZe3JclSSB+YTM3nnHrjgFth/vzgZzw6cbOMYa4bHFPU/DR3mp/ubKM4cgwMnHZW4GFxFprOVcevAKGva6oExn1MOmyGDJQPm0rpU8bjqdOo993O6Xz9ofToZela5vwrWoTn4l4o5CIIaKejCEgSnJv784VsvF3wCeP33WU5NAAA="}
+{"START": "1972-01-01", "OFFSETS_GZ": "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"}

src/wwvb/wwvbtk.py

@@ -6,9 +6,8 @@
 # SPDX-License-Identifier: GPL-3.0-only
 from __future__ import annotations
 
+import datetime
 import functools
-import threading
-import time
 from tkinter import Canvas, TclError, Tk
 from typing import TYPE_CHECKING, Any
 
@@ -31,7 +30,7 @@ def validate_colors(ctx: Any, param: Any, value: str) -> list[str]:  # noqa: ARG
     app = _app()
     colors = value.split()
     if len(colors) not in (2, 3, 4, 6):
-        raise click.BadParameter(f"Give 2, 3, 4 or 6 colors (not {len(colors)}")
+        raise click.BadParameter(f"Give 2, 3, 4 or 6 colors (not {len(colors)})")
     for c in colors:
         try:
             app.winfo_rgb(c)
@@ -53,33 +52,36 @@ DEFAULT_COLORS = "#3c3c3c #3c3c3c #3c3c3c #cc3c3c #88883c #3ccc3c"
 
 
 @click.command
-@click.option("--colors", callback=validate_colors, default=DEFAULT_COLORS)
-@click.option("--size", default=48)
-@click.option("--min-size", default=None)
+@click.option(
+    "--colors",
+    callback=validate_colors,
+    default=DEFAULT_COLORS,
+    metavar="COLORS",
+    help="2, 3, 4, or 6 Tk color values",
+)
+@click.option("--size", default=48, help="initial size in pixels")
+@click.option("--min-size", default=None, type=int, help="minimum size in pixels (default: same as initial size)")
 def main(colors: list[str], size: int, min_size: int | None) -> None:  # noqa: PLR0915
     """Visualize the WWVB signal in realtime"""
     if min_size is None:
         min_size = size
 
-    def sleep_deadline(deadline: float) -> None:
-        """Sleep until a deadline"""
-        now = time.time()
-        if deadline > now:
-            time.sleep(deadline - now)
+    def deadline_ms(deadline: datetime.datetime) -> int:
+        """Compute the number of ms until a deadline"""
+        now = datetime.datetime.now(datetime.timezone.utc)
+        return int(max(0, (deadline - now).total_seconds()) * 1000)
 
-    def wwvbtick() -> Generator[tuple[float, wwvb.AmplitudeModulation], None, None]:
+    def wwvbtick() -> Generator[tuple[datetime.datetime, wwvb.AmplitudeModulation]]:
         """Yield consecutive values of the WWVB amplitude signal, going from minute to minute"""
-        timestamp = time.time() // 60 * 60
+        timestamp = datetime.datetime.now(datetime.timezone.utc).replace(second=0, microsecond=0)
 
         while True:
-            tt = time.gmtime(timestamp)
-            key = tt.tm_year, tt.tm_yday, tt.tm_hour, tt.tm_min
-            timecode = wwvb.WWVBMinuteIERS(*key).as_timecode()
+            timecode = wwvb.WWVBMinuteIERS.from_datetime(timestamp).as_timecode()
             for i, code in enumerate(timecode.am):
-                yield timestamp + i, code
-            timestamp = timestamp + 60
+                yield timestamp + datetime.timedelta(seconds=i), code
+            timestamp = timestamp + datetime.timedelta(seconds=60)
 
-    def wwvbsmarttick() -> Generator[tuple[float, wwvb.AmplitudeModulation], None, None]:
+    def wwvbsmarttick() -> Generator[tuple[datetime.datetime, wwvb.AmplitudeModulation]]:
         """Yield consecutive values of the WWVB amplitude signal
 
         .. but deal with time progressing unexpectedly, such as when the
@@ -90,10 +92,10 @@ def main(colors: list[str], size: int, min_size: int | None) -> None:  # noqa: P
         """
         while True:
             for stamp, code in wwvbtick():
-                now = time.time()
-                if stamp < now - 60:
+                now = datetime.datetime.now(datetime.timezone.utc)
+                if stamp < now - datetime.timedelta(seconds=60):
                     break
-                if stamp < now - 1:
+                if stamp < now - datetime.timedelta(seconds=1):
                     continue
                 yield stamp, code
 
@@ -127,18 +129,23 @@ def main(colors: list[str], size: int, min_size: int | None) -> None:  # noqa: P
         """Turn the canvas's virtual LED off"""
         canvas.itemconfigure(circle, fill=colors[i])
 
-    def thread_func() -> None:
-        """Update the canvas virtual LED"""
+    def controller_func() -> Generator[int]:
+        """Update the canvas virtual LED, yielding the number of ms until the next change"""
         for stamp, code in wwvbsmarttick():
-            sleep_deadline(stamp)
+            yield deadline_ms(stamp)
             led_on(code)
             app.update()
-            sleep_deadline(stamp + 0.2 + 0.3 * int(code))
+            yield deadline_ms(stamp + datetime.timedelta(seconds=0.2 + 0.3 * int(code)))
             led_off(code)
             app.update()
 
-    thread = threading.Thread(target=thread_func, daemon=True)
-    thread.start()
+    controller = controller_func().__next__
+
+    def after_func() -> None:
+        """Repeatedly run the controller after the desired interval"""
+        app.after(controller(), after_func)
+
+    app.after_idle(after_func)
     app.mainloop()
 
 

test/testwwvb.py

@@ -395,6 +395,38 @@ class WWVBRoundtrip(unittest.TestCase):
         self.assertEqual(WWVBMinute2k(2070, 1, 1, 0, 0).year, 2070)
         self.assertEqual(WWVBMinute2k(2099, 1, 1, 0, 0).year, 2099)
 
+    def test_invalid_minute(self) -> None:
+        """Check that minute 61 is not valid in an AM timecode"""
+        base_minute = wwvb.WWVBMinute(2021, 1, 1, 0, 0)
+        minute = base_minute.as_timecode()
+        minute._put_am_bcd(61, 1, 2, 3, 5, 6, 7, 8)  # valid BCD, invalid minute
+        decoded_minute = wwvb.WWVBMinute.from_timecode_am(minute)
+        assert decoded_minute is None
+
+    def test_invalid_hour(self) -> None:
+        """Check that hour 25 is not valid in an AM timecode"""
+        base_minute = wwvb.WWVBMinute(2021, 1, 1, 0, 0)
+        minute = base_minute.as_timecode()
+        minute._put_am_bcd(29, 12, 13, 15, 16, 17, 18)  # valid BCD, invalid hour
+        decoded_minute = wwvb.WWVBMinute.from_timecode_am(minute)
+        assert decoded_minute is None
+
+    def test_invalid_bcd_day(self) -> None:
+        """Check that invalid BCD is detected in AM timecode"""
+        base_minute = wwvb.WWVBMinute(2021, 1, 1, 0, 0)
+        minute = base_minute.as_timecode()
+        minute.am[30:34] = [wwvb.AmplitudeModulation.ONE] * 4  # invalid BCD 0xf
+        decoded_minute = wwvb.WWVBMinute.from_timecode_am(minute)
+        assert decoded_minute is None
+
+    def test_invalid_mark(self) -> None:
+        """Check that invalid presence of MARK in a data field is detected"""
+        base_minute = wwvb.WWVBMinute(2021, 1, 1, 0, 0)
+        minute = base_minute.as_timecode()
+        minute.am[57] = wwvb.AmplitudeModulation.MARK
+        decoded_minute = wwvb.WWVBMinute.from_timecode_am(minute)
+        assert decoded_minute is None
+
 
 if __name__ == "__main__":
     unittest.main()