test_profile() — langchain Function Reference

Architecture documentation for the test_profile() function in test_chat_models.py from the langchain codebase.

Function python LangChainCore LanguageModelBase

Entity Profile

LangChainCore→ LanguageModelBase→ test_profile() — langchain Function Reference

Dependency Diagram

graph TD
  9c76b482_4c59_c355_156d_7d240623ec96["test_profile()"]
  18428dc5_a41b_90c6_88ad_615296ee3311["test_chat_models.py"]
  9c76b482_4c59_c355_156d_7d240623ec96 -->|defined in| 18428dc5_a41b_90c6_88ad_615296ee3311
  style 9c76b482_4c59_c355_156d_7d240623ec96 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/partners/anthropic/tests/unit_tests/test_chat_models.py lines 2055–2076

def test_profile() -> None:
    model = ChatAnthropic(model="claude-sonnet-4-20250514")
    assert model.profile
    assert not model.profile["structured_output"]

    model = ChatAnthropic(model="claude-sonnet-4-5")
    assert model.profile
    assert model.profile["structured_output"]
    assert model.profile["tool_calling"]

    # Test overwriting a field
    model.profile["tool_calling"] = False
    assert not model.profile["tool_calling"]

    # Test we didn't mutate
    model = ChatAnthropic(model="claude-sonnet-4-5")
    assert model.profile
    assert model.profile["tool_calling"]

    # Test passing in profile
    model = ChatAnthropic(model="claude-sonnet-4-5", profile={"tool_calling": False})
    assert model.profile == {"tool_calling": False}