Add pydocstyle configuration

pyproject.toml

@@ -13,6 +13,16 @@ build-backend = "setuptools.build_meta"
 [tool.lsst_versions]
 write_to = "python/lsst/dax/obscore/version.py"
 
+[tool.pydocstyle]
+convention = "numpy"
+# Our coding style does not require docstrings for magic methods (D105)
+# Our docstyle documents __init__ at the class level (D107)
+# We allow methods to inherit docstrings and this is not compatible with D102.
+# Docstring at the very first line is not required
+# D200, D205 and D400 all complain if the first sentence of the docstring does
+# not fit on one line. We do not require docstrings in __init__ files (D104).
+add-ignore = ["D107", "D105", "D102", "D100", "D200", "D205", "D400", "D104"]
+
 [tool.ruff]
 exclude = [
     "__init__.py",