Ensure init Method call `db.load` to Restore leaf Instances about superduperdb HOT 3 OPEN

import dataclasses as dc
import typing as t

import pandas as pd

from superduperdb import superduper
from superduperdb.components.component import Component
from superduperdb.components.datatype import (
    pickle_serializer,
)


@dc.dataclass(kw_only=True)
class SpecialComponent(Component):
    type_id: t.ClassVar[str] = "special"
    my_data: pd.DataFrame
    _artifacts: t.ClassVar = (("my_data", pickle_serializer),)


df = pd.DataFrame(
    [{"a": 1, "b": 2}, {"a": 3, "b": 4}, {"a": 5, "b": 6}, {"a": 7, "b": 8}]
)

db = superduper("mongomock://test")
c = SpecialComponent("test", my_data=df)

db.add(c)

reloaded = db.load("special", c.identifier)