Add parent Record class to _MonthlyRecord to fix autodoc error (#458)

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### Pull Request Checklist:
- [ ] This PR addresses an already opened issue (for bug fixes /
features)
  - This PR fixes #xyz
- [ ] (If applicable) Documentation has been added / updated (for bug
fixes / features).
- [ ] (If applicable) Tests have been added.
- [ ] CHANGELOG.rst has been updated (with summary of main changes).
- [ ] Link to issue (:issue:`number`) and pull request (:pull:`number`)
has been added.

### What kind of change does this PR introduce?

* Bug fix

### Does this PR introduce a breaking change?

Should not

### Other information:

CHANGELOG.rst

@@ -10,6 +10,7 @@ v0.18.0 (unreleased)
     * New `pre-commit` hooks for `vulture` (find dead code) and `codespell` (spelling errors).
     * Removed several `type: ignore` statements.
     * Spelling errors in documentation have been addressed.
+* Fix bug in _MonthlyRecord class definition crashing the pydantic-autodoc serialization. (PR #458)
 
 v0.17.0 (2025-01-27)
 --------------------

docs/conf.py

@@ -76,7 +76,7 @@ def rebuild_readme():
     "sphinx_codeautolink",
     "sphinx_copybutton",
     "sphinxcontrib.cairosvgconverter",
-    # "sphinxcontrib.autodoc_pydantic",  # FIXME: Does not seem to be compatible with RavenPy codebase.
+    "sphinxcontrib.autodoc_pydantic",
 ]
 
 linkcheck_ignore = [

environment-docs.yml

@@ -5,7 +5,7 @@ channels:
 dependencies:
   - python >=3.12,<3.13
   - raven-hydro >=0.3.1,<1.0
-#  - autodoc-pydantic  # disabled
+  - autodoc-pydantic
   - birdy
   - cairosvg >=2.6.0
   - cartopy >=0.23.0

src/ravenpy/config/commands.py

@@ -1077,11 +1077,9 @@ class TerrainClasses(ListCommand):
     _Units: Sequence[str] = PrivateAttr(["m", "km/km2"])
 
 
-class _MonthlyRecord:
+class _MonthlyRecord(Record):
     name: str = "[DEFAULT]"
-    values: Sequence[float] = 12 * [
-        1.0,
-    ]
+    values: Sequence[float] = 12 * [1.0]
 
     def __str__(self):
         return f"{self.name:<16} " + ", ".join(map(str, self.values))