15 lines
396 B
Python
15 lines
396 B
Python
from typing import Generic, TypeVar
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T = TypeVar("T")
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class CatalogBundle(Generic[T]):
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def __init__(self, items: list[T]) -> None:
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self._items_by_id = {item.id: item for item in items}
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def get_item(self, item_id: str) -> T:
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return self._items_by_id[item_id]
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def select_items(self, ids: list[str]) -> list[T]:
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return [self._items_by_id[id_] for id_ in ids]
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