RedisTranslator

class langchain_community.query_constructors.redis.RedisTranslator(schema: RedisModel)

Visitor for translating structured queries to Redis filter expressions.

Attributes

allowed_comparators	Subset of allowed logical comparators.
allowed_operators	Subset of allowed logical operators.

Methods

__init__(schema)
from_vectorstore(vectorstore)
visit_comparison(comparison)	Translate a Comparison.
visit_operation(operation)	Translate an Operation.
visit_structured_query(structured_query)	Translate a StructuredQuery.

Parameters:

schema (RedisModel) –

__init__(schema: RedisModel) → None

Parameters:

schema (RedisModel) –

Return type:

None

classmethod from_vectorstore(vectorstore: Redis) → RedisTranslator

Parameters:

vectorstore (Redis) –

Return type:

RedisTranslator

visit_comparison(comparison: Comparison) → RedisFilterExpression

Translate a Comparison.

Parameters:

comparison (Comparison) – Comparison to translate.

Return type:

RedisFilterExpression

visit_operation(operation: Operation) → Any

Translate an Operation.

Parameters:

operation (Operation) – Operation to translate.

Return type:

Any

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

Translate a StructuredQuery.

Parameters:

structured_query (StructuredQuery) – StructuredQuery to translate.

Return type:

Tuple[str, dict]