Class ModelDC

tests/units/test_state.py:2241–2289

A dataclass.

@dataclasses.dataclass
class ModelDC:
    """A dataclass."""

    foo: str = "bar"
    ls: list[dict] = dataclasses.field(default_factory=list)

    def set_foo(self, val: str):
        """Set the attribute foo.

        Args:
            val: The value to set.
        """
        self.foo = val

    def double_foo(self) -> str:
        """Concatenate foo with foo.

        Returns:
            foo + foo
        """
        return self.foo + self.foo

    def copy(self, **kwargs) -> ModelDC:
        """Create a copy of the dataclass with updated fields.

        Returns:
            A new instance of ModelDC with updated fields.
        """
        return dataclasses.replace(self, **kwargs)

    def append_to_ls(self, item: dict):
        """Append an item to the list attribute ls.

        Args:
            item: The item to append.
        """
        self.ls.append(item)

    @classmethod
    def from_dict(cls, data: dict) -> ModelDC:
        """Create an instance of ModelDC from a dictionary.

        Args:
            data: The dictionary to create the instance from.

        Returns:
            An instance of ModelDC.
        """
        return cls(**data)


@pytest.mark.asyncio