David Peter 141ba253da [red-knot] Add support for @classmethods (#16305) ...

## Summary

Add support for `@classmethod`s.

```py
class C:
    @classmethod
    def f(cls, x: int) -> str:
        return "a"

reveal_type(C.f(1))  # revealed: str
```

## Test Plan

New Markdown tests

2025-02-24 09:55:34 +01:00

..

bytes.md

[red-knot] Add support for @classmethods (#16305)

2025-02-24 09:55:34 +01:00

class.md

Improve mdtests style (#14884)

2024-12-10 13:05:51 +00:00

instance.md

[red-knot] Use Unknown | T_inferred for undeclared public symbols (#15674)

2025-01-24 12:47:48 +01:00

lists.md

[red-knot] Add support for @classmethods (#16305)

2025-02-24 09:55:34 +01:00

stepsize_zero.md

[red-knot] have mdformat wrap mdtest files to 100 columns (#14020)

2024-10-31 21:00:51 +00:00

string.md

[red-knot] Add support for @classmethods (#16305)

2025-02-24 09:55:34 +01:00

tuple.md

[red-knot] Add support for @classmethods (#16305)

2025-02-24 09:55:34 +01:00