__ensure_collection() — langchain Function Reference

Architecture documentation for the __ensure_collection() function in vectorstores.py from the langchain codebase.

Function python LangChainCore MessageInterface

Entity Profile

LangChainCore→ MessageInterface→ __ensure_collection() — langchain Function Reference

Dependency Diagram

graph TD
  dfd45f9e_a95c_a824_d03f_b54fcae2c0a0["__ensure_collection()"]
  babbef04_3a0c_25f4_58a8_9d3209d5867e["Chroma"]
  dfd45f9e_a95c_a824_d03f_b54fcae2c0a0 -->|defined in| babbef04_3a0c_25f4_58a8_9d3209d5867e
  style dfd45f9e_a95c_a824_d03f_b54fcae2c0a0 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/partners/chroma/langchain_chroma/vectorstores.py lines 422–429

    def __ensure_collection(self) -> None:
        """Ensure that the collection exists or create it."""
        self._chroma_collection = self._client.get_or_create_collection(
            name=self._collection_name,
            embedding_function=None,
            metadata=self._collection_metadata,
            configuration=self._collection_configuration,
        )