get_parser#
- langchain.chains.query_constructor.parser.get_parser(allowed_comparators: Sequence[Comparator] | None = None, allowed_operators: Sequence[Operator] | None = None, allowed_attributes: Sequence[str] | None = None) object [source]#
Return a parser for the query language.
- Parameters:
allowed_comparators (Sequence[Comparator] | None) – Optional[Sequence[Comparator]]
allowed_operators (Sequence[Operator] | None) – Optional[Sequence[Operator]]
allowed_attributes (Sequence[str] | None) –
- Returns:
Lark parser for the query language.
- Return type:
object