Add typings for builtins

pyproject.toml

@@ -13,6 +13,9 @@ classifiers = [
   "Development Status :: 4 - Beta",
   "Topic :: Scientific/Engineering",
 ]
+dependencies = [
+    "gwpy>=3.0.10",
+]
 
 [build-system]
 requires = ["hatchling"]
@@ -32,3 +35,9 @@ docstring-code-format = true
 
 [tool.basedpyright]
 typeCheckingMode = "all"
+
+[dependency-groups]
+dev = [
+    "basedpyright>=1.28.4",
+    "ruff>=0.11.2",
+]

typings/__builtins__.pyi

@@ -0,0 +1 @@
+def _(str: str) -> str: ...