APIChain() — langchain Function Reference

Architecture documentation for the APIChain() function in base.py from the langchain codebase.

Function python AgentOrchestration ClassicChains called by 1

Entity Profile

AgentOrchestration→ ClassicChains→ APIChain() — langchain Function Reference

Dependency Diagram

graph TD
  7c7dcf33_3baa_8fce_f162_be592bd68a91["APIChain()"]
  abf79bd8_0d60_378a_f86d_85282499aced["base.py"]
  7c7dcf33_3baa_8fce_f162_be592bd68a91 -->|defined in| abf79bd8_0d60_378a_f86d_85282499aced
  0393cea2_16ff_2ed6_ebe5_2e7f4968843e["langchain_community()"]
  0393cea2_16ff_2ed6_ebe5_2e7f4968843e -->|calls| 7c7dcf33_3baa_8fce_f162_be592bd68a91
  style 7c7dcf33_3baa_8fce_f162_be592bd68a91 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/chains/api/base.py lines 390–399

    class APIChain:  # type: ignore[no-redef]
        """Raise an ImportError if APIChain is used without langchain_community."""

        def __init__(self, *_: Any, **__: Any) -> None:
            """Raise an ImportError if APIChain is used without langchain_community."""
            msg = (
                "To use the APIChain, you must install the langchain_community package."
                "pip install langchain_community"
            )
            raise ImportError(msg)