RedisTranslator#
- class langchain_community.query_constructors.redis.RedisTranslator(schema: RedisModel)[source]#
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 [source]#
- Parameters:
schema (RedisModel) –
- Return type:
None
- classmethod from_vectorstore(vectorstore: Redis) RedisTranslator [source]#
- Parameters:
vectorstore (Redis) –
- Return type:
- visit_comparison(comparison: Comparison) RedisFilterExpression [source]#
Translate a Comparison.
- Parameters:
comparison (Comparison) – Comparison to translate.
- Return type:
- visit_operation(operation: Operation) Any [source]#
Translate an Operation.
- Parameters:
operation (Operation) – Operation to translate.
- Return type:
Any
- visit_structured_query(structured_query: StructuredQuery) Tuple[str, dict] [source]#
Translate a StructuredQuery.
- Parameters:
structured_query (StructuredQuery) – StructuredQuery to translate.
- Return type:
Tuple[str, dict]