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before_model() — langchain Function Reference

Architecture documentation for the before_model() function in test_framework.py from the langchain codebase.

Function python LangChainCore LanguageModelBase calls 1 called by 1

Entity Profile

Dependency Diagram

graph TD
  13577869_5dbe_ab24_f202_d8328056e570["before_model()"]
  175a59a0_2318_ff09_855e_25a1fa78bc6b["NoopSeven"]
  13577869_5dbe_ab24_f202_d8328056e570 -->|defined in| 175a59a0_2318_ff09_855e_25a1fa78bc6b
  442acfb3_0dfc_0199_eccb_eed25bdcb139["before_model()"]
  442acfb3_0dfc_0199_eccb_eed25bdcb139 -->|calls| 13577869_5dbe_ab24_f202_d8328056e570
  442acfb3_0dfc_0199_eccb_eed25bdcb139["before_model()"]
  13577869_5dbe_ab24_f202_d8328056e570 -->|calls| 442acfb3_0dfc_0199_eccb_eed25bdcb139
  style 13577869_5dbe_ab24_f202_d8328056e570 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_framework.py lines 46–47

        def before_model(self, state: AgentState[Any], runtime: Runtime) -> None:
            calls.append("NoopSeven.before_model")

Domain

Subdomains

Defined In

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Called By

Source

Frequently Asked Questions

What does before_model() do?
before_model() is a function in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_framework.py.
Where is before_model() defined?
before_model() is defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_framework.py at line 46.
What does before_model() call?
before_model() calls 1 function(s): before_model.
What calls before_model()?
before_model() is called by 1 function(s): before_model.

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