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failing_tool() — langchain Function Reference

Architecture documentation for the failing_tool() function in test_wrap_tool_call.py from the langchain codebase.

Function python LangChainCore ApiManagement

Entity Profile

Dependency Diagram

graph TD
  cc69b71c_6942_4d34_bd47_249bbc7960a9["failing_tool()"]
  e783c6bd_e3d7_7d3b_e64d_d062c5c12013["test_wrap_tool_call.py"]
  cc69b71c_6942_4d34_bd47_249bbc7960a9 -->|defined in| e783c6bd_e3d7_7d3b_e64d_d062c5c12013
  style cc69b71c_6942_4d34_bd47_249bbc7960a9 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_wrap_tool_call.py lines 34–37

def failing_tool(value: str) -> str:
    """Tool that always fails."""
    msg = f"Failed: {value}"
    raise ValueError(msg)

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does failing_tool() do?
failing_tool() is a function in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_wrap_tool_call.py.
Where is failing_tool() defined?
failing_tool() is defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_wrap_tool_call.py at line 34.

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