Operation Class — langchain Architecture

Architecture documentation for the Operation class in structured_query.py from the langchain codebase.

Class python

Entity Profile

Dependency Diagram

graph TD
  f29d9457_540d_0e69_f729_30af642db01b["Operation"]
  66dc61b8_a5e5_91c3_400b_bf5fe08394f1["FilterDirective"]
  f29d9457_540d_0e69_f729_30af642db01b -->|extends| 66dc61b8_a5e5_91c3_400b_bf5fe08394f1
  2910db70_4057_4517_fbc4_a618465c787c["structured_query.py"]
  f29d9457_540d_0e69_f729_30af642db01b -->|defined in| 2910db70_4057_4517_fbc4_a618465c787c
  d8589b0a_0a53_9874_5ac5_93208e04bb06["__init__()"]
  f29d9457_540d_0e69_f729_30af642db01b -->|method| d8589b0a_0a53_9874_5ac5_93208e04bb06

Relationship Graph

Source Code

libs/core/langchain_core/structured_query.py lines 154–173

class Operation(FilterDirective):
    """Logical operation over other directives."""

    operator: Operator
    """The operator to use."""

    arguments: list[FilterDirective]
    """The arguments to the operator."""

    def __init__(
        self, operator: Operator, arguments: list[FilterDirective], **kwargs: Any
    ) -> None:
        """Create an Operation.

        Args:
            operator: The operator to use.
            arguments: The arguments to the operator.
        """
        # super exists from BaseModel
        super().__init__(operator=operator, arguments=arguments, **kwargs)