_build_condition() — langchain Function Reference

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

Function python LangChainCore MessageInterface called by 1

Entity Profile

LangChainCore→ MessageInterface→ _build_condition() — langchain Function Reference

Dependency Diagram

graph TD
  35a0577e_7e7f_08c7_8d2d_5d81b8240baf["_build_condition()"]
  2d095452_70a7_4606_a1b1_4650d16b5343["Qdrant"]
  35a0577e_7e7f_08c7_8d2d_5d81b8240baf -->|defined in| 2d095452_70a7_4606_a1b1_4650d16b5343
  369cad42_a217_229d_f010_ae322d9fc342["_qdrant_filter_from_dict()"]
  369cad42_a217_229d_f010_ae322d9fc342 -->|calls| 35a0577e_7e7f_08c7_8d2d_5d81b8240baf
  style 35a0577e_7e7f_08c7_8d2d_5d81b8240baf fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/partners/qdrant/langchain_qdrant/vectorstores.py lines 2061–2081

    def _build_condition(self, key: str, value: Any) -> list[models.FieldCondition]:
        out = []

        if isinstance(value, dict):
            for _key, _value in value.items():
                out.extend(self._build_condition(f"{key}.{_key}", _value))
        elif isinstance(value, list):
            for _value in value:
                if isinstance(_value, dict):
                    out.extend(self._build_condition(f"{key}[]", _value))
                else:
                    out.extend(self._build_condition(f"{key}", _value))
        else:
            out.append(
                models.FieldCondition(
                    key=f"{self.metadata_payload_key}.{key}",
                    match=models.MatchValue(value=value),
                )
            )

        return out