langchain.chains.query_constructor.parser.get_parser¶

langchain.chains.query_constructor.parser.get_parser(allowed_comparators: Optional[Sequence[Comparator]] = None, allowed_operators: Optional[Sequence[Operator]] = None, allowed_attributes: Optional[Sequence[str]] = None) → object[source]¶

Returns a parser for the query language.

Parameters

  • allowed_comparators – Optional[Sequence[Comparator]]

  • allowed_operators – Optional[Sequence[Operator]]

Returns

Lark parser for the query language.