Class _PyEqHash

tests/python/test_dataclass_compare.py:1294–1302

@_py_class_cmp(_unique_key_cmp("PyEqHash"))
class _PyEqHash(_Object_cmp):
    key: int
    label: str

    def __ffi_hash__(self, fn_hash: _Callable_cmp[..., _Any_cmp]) -> int:
        return fn_hash(self.key)

    def __ffi_eq__(self, other: _PyEqHash, fn_eq: _Callable_cmp[..., _Any_cmp]) -> bool:
        return fn_eq(self.key, other.key)


@_py_class_cmp(_unique_key_cmp("PyCmp"))