Add Codex-generated wrappergen

src/wrappergen/model.py

@@ -0,0 +1,74 @@
+from __future__ import annotations
+
+from dataclasses import dataclass, field
+
+
+@dataclass(slots=True)
+class ParameterModel:
+    name: str
+    cpp_name: str
+    cpp_type: str
+    adapter: str
+    has_default: bool = False
+    default_cpp_value: str | None = None
+    default_python_value: str | None = None
+
+
+@dataclass(slots=True)
+class CallableModel:
+    kind: str
+    owner_cpp_name: str
+    owner_py_name: str
+    cpp_name: str
+    py_name: str
+    c_name: str
+    return_cpp_type: str
+    return_adapter: str
+    parameters: list[ParameterModel] = field(default_factory=list)
+
+    @property
+    def minimum_arity(self) -> int:
+        defaults = 0
+        for parameter in reversed(self.parameters):
+            if not parameter.has_default:
+                break
+            defaults += 1
+        return len(self.parameters) - defaults
+
+
+@dataclass(slots=True)
+class EnumValueModel:
+    name: str
+    c_name: str
+    value: int
+
+
+@dataclass(slots=True)
+class EnumModel:
+    cpp_name: str
+    py_name: str
+    c_name: str
+    values: list[EnumValueModel]
+
+
+@dataclass(slots=True)
+class ClassModel:
+    cpp_name: str
+    py_name: str
+    handle_kind: str
+    owner_cpp_name: str | None = None
+    owner_py_name: str | None = None
+    callables: list[CallableModel] = field(default_factory=list)
+
+
+@dataclass(slots=True)
+class ModuleModel:
+    module_name: str
+    c_prefix: str
+    api_header_name: str
+    api_implementation_name: str
+    extension_source_name: str
+    python_source_name: str
+    source_headers: list[str]
+    classes: list[ClassModel]
+    enums: list[EnumModel]