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Merge branch 'main' into chroma

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Bwook (Byoungwook) Kim 2025-08-18 16:11:36 +09:00 • committed by GitHub
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207 changed files with 15490 additions and 7927 deletions
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17
llama_stack/providers/remote/vector_io/chroma/chroma.py
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@ -26,6 +26,7 @@ from llama_stack.providers.utils.kvstore import kvstore_impl
from llama_stack.providers.utils.kvstore.api import KVStore
from llama_stack.providers.utils.memory.openai_vector_store_mixin import OpenAIVectorStoreMixin
from llama_stack.providers.utils.memory.vector_store import (
ChunkForDeletion,
EmbeddingIndex,
VectorDBWithIndex,
)
@ -146,8 +147,10 @@ class ChromaIndex(EmbeddingIndex):
return QueryChunksResponse(chunks=chunks, scores=scores)
async def delete_chunk(self, chunk_id: str) -> None:
await maybe_await(self.collection.delete([chunk_id]))
async def delete_chunks(self, chunks_for_deletion: list[ChunkForDeletion]) -> None:
"""Delete a single chunk from the Chroma collection by its ID."""
ids = [f"{chunk.document_id}:{chunk.chunk_id}" for chunk in chunks_for_deletion]
await maybe_await(self.collection.delete(ids=ids))
async def query_hybrid(
self,
@ -175,6 +178,7 @@ class ChromaVectorIOAdapter(OpenAIVectorStoreMixin, VectorIO, VectorDBsProtocolP
self.cache = {}
self.kvstore: KVStore | None = None
self.vector_db_store = None
self.files_api = files_api
async def initialize(self) -> None:
self.kvstore = await kvstore_impl(self.config.kvstore)
@ -258,5 +262,10 @@ class ChromaVectorIOAdapter(OpenAIVectorStoreMixin, VectorIO, VectorDBsProtocolP
self.cache[vector_db_id] = index
return index
async def delete_chunks(self, store_id: str, chunk_ids: list[str]) -> None:
raise NotImplementedError("OpenAI Vector Stores API is not supported in Chroma")
async def delete_chunks(self, store_id: str, chunks_for_deletion: list[ChunkForDeletion]) -> None:
"""Delete chunks from a Chroma vector store."""
index = await self._get_and_cache_vector_db_index(store_id)
if not index:
raise ValueError(f"Vector DB {store_id} not found")
await index.index.delete_chunks(chunks_for_deletion)