# fiftyone.core.map.typing Miscellaneous types Copyright 2017-2026, Voxel51, Inc.
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**Classes:** | [`SampleCollection`](#fiftyone.core.map.typing.SampleCollection)(\*args, \*\*kwargs) | Type for sample collection | |----------------------------------------------------------------------------------------|------------------------------| ### *class* fiftyone.core.map.typing.SampleCollection(\*args, \*\*kwargs) Bases: `Protocol`[`T`] Type for sample collection **Methods:** | [`iter_samples`](#fiftyone.core.map.typing.SampleCollection.iter_samples)() | | |-------------------------------------------------------------------------------|----| | [`values`](#fiftyone.core.map.typing.SampleCollection.values)() | | #### iter_samples(\*args, \*\*kwargs) → Iterator[T] #### values(key: Literal['id'], \_enforce_natural_order: [bool](fiftyone.core.stages.md#fiftyone.core.stages.Exists.bool) = False) → List[[ObjectId](https://pymongo.readthedocs.io/en/stable/api/bson/objectid.html#bson.objectid.ObjectId)]