Method deserialize

mypy/types.py:1509–1511

(cls, data: JsonDict)

    @classmethod
    def deserialize(cls, data: JsonDict) -> DeletedType:
        assert data[".class"] == "DeletedType"
        return DeletedType(data["source"])

    def write(self, data: WriteBuffer) -> None:
        write_tag(data, DELETED_TYPE)