langchain.retrievers.self_query.weaviate.WeaviateTranslator¶

class langchain.retrievers.self_query.weaviate.WeaviateTranslator[source]¶

Bases: Visitor

Translate the internal query language elements to valid filters.

Methods

__init__()

visit_comparison(comparison)

Translate a Comparison.

visit_operation(operation)

Translate an Operation.

visit_structured_query(structured_query)

Translate a StructuredQuery.

Attributes

allowed_comparators

allowed_operators

Subset of allowed logical operators.
visit_comparison(comparison: Comparison) → Dict[source]¶

Translate a Comparison.

visit_operation(operation: Operation) → Dict[source]¶

Translate an Operation.

visit_structured_query(structured_query: StructuredQuery) → Tuple[str, dict][source]¶

Translate a StructuredQuery.

allowed_comparators: Optional[Sequence[Comparator]] = [<Comparator.EQ: 'eq'>]¶
allowed_operators: Optional[Sequence[Operator]] = [<Operator.AND: 'and'>, <Operator.OR: 'or'>]¶

Subset of allowed logical operators.