validate_tools_single_input() — langchain Function Reference

Architecture documentation for the validate_tools_single_input() function in utils.py from the langchain codebase.

Function python AgentOrchestration ActionLogic

Entity Profile

AgentOrchestration→ ActionLogic→ validate_tools_single_input() — langchain Function Reference

Dependency Diagram

graph TD
  fb93bc03_ec6e_f1a0_1211_07216cdf053f["validate_tools_single_input()"]
  8238f640_0370_d858_41a2_76c2eb4cd163["utils.py"]
  fb93bc03_ec6e_f1a0_1211_07216cdf053f -->|defined in| 8238f640_0370_d858_41a2_76c2eb4cd163
  style fb93bc03_ec6e_f1a0_1211_07216cdf053f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/agents/utils.py lines 6–19

def validate_tools_single_input(class_name: str, tools: Sequence[BaseTool]) -> None:
    """Validate tools for single input.

    Args:
        class_name: Name of the class.
        tools: List of tools to validate.

    Raises:
        ValueError: If a multi-input tool is found in tools.
    """
    for tool in tools:
        if not tool.is_single_input:
            msg = f"{class_name} does not support multi-input tool {tool.name}."
            raise ValueError(msg)