Core Search API Reference
=========================

This page documents public, reusable core classes.
Collection-specific subclasses are documented in :doc:`public_subclasses`.

NMDC Search Base
----------------

The foundational class for cross-collection queries and linked-instance retrieval.
Use this class for custom workflows that span multiple schema classes.

.. autoclass:: nmdc_client.nmdc_search.NMDCSearch
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Collection Search Base
----------------------

Extends ``NMDCSearch`` with collection-focused query helpers.
Use this class for generic collection operations, or use :doc:`public_subclasses` for preconfigured collection targets.

.. autoclass:: nmdc_client.collection_search.CollectionSearch
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Functional Search
-----------------

Provides search utilities focused on functional annotation and related retrieval patterns.

.. autoclass:: nmdc_client.functional_search.FunctionalSearch
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Latitude and Longitude Utilities
--------------------------------

Provides geospatial helper methods for lat/lon-based filtering and coordinate handling.

.. autoclass:: nmdc_client.lat_long_filters.LatLongFilters
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General Utilities
-----------------

General-purpose helper utilities used across workflows.

.. autoclass:: nmdc_client.utils.Utils
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