| import attr | |
| # no kw_only, no default | |
| @attr.dataclass | |
| class Base1: | |
| a: int | |
| @attr.dataclass(kw_only=True) | |
| class Derived1(Base1): | |
| b: str = "b" | |
| # kw_only, no default | |
| @attr.dataclass(kw_only=True) | |
| class Base2: | |
| a: int | |
| @attr.dataclass(kw_only=True) | |
| class Derived2(Base2): | |
| b: str = "b" | |
| # no kw_only, default | |
| @attr.dataclass | |
| class Base3: | |
| a: int = 1 | |
| @attr.dataclass(kw_only=True) | |
| class Derived3(Base3): | |
| b: str = "b" | |
| # kw_only, default | |
| @attr.dataclass(kw_only=True) | |
| class Base4: | |
| a: int = 1 | |
| @attr.dataclass(kw_only=True) | |
| class Derived4(Base4): | |
| b: str = "b" |