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test_create_usage_metadata_with_reasoning_tokens() — langchain Function Reference

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

Function python LangChainCore LanguageModelBase

Entity Profile

Dependency Diagram

graph TD
  0dd67ddb_9911_e505_d7f5_e237a1b6a6f0["test_create_usage_metadata_with_reasoning_tokens()"]
  5bf2e477_37e0_3e98_4042_bc609f2f7f60["test_chat_models.py"]
  0dd67ddb_9911_e505_d7f5_e237a1b6a6f0 -->|defined in| 5bf2e477_37e0_3e98_4042_bc609f2f7f60
  style 0dd67ddb_9911_e505_d7f5_e237a1b6a6f0 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

libs/partners/groq/tests/unit_tests/test_chat_models.py lines 451–469

def test_create_usage_metadata_with_reasoning_tokens() -> None:
    """Test usage metadata with reasoning tokens."""
    token_usage = {
        "prompt_tokens": 100,
        "completion_tokens": 450,
        "total_tokens": 550,
        "output_tokens_details": {"reasoning_tokens": 200},
    }

    result = _create_usage_metadata(token_usage)

    assert isinstance(result, dict)
    assert result["input_tokens"] == 100
    assert result["output_tokens"] == 450
    assert result["total_tokens"] == 550
    assert "output_token_details" in result
    assert isinstance(result["output_token_details"], dict)
    assert result["output_token_details"]["reasoning"] == 200
    assert "input_token_details" not in result

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Defined In

Source

Frequently Asked Questions

What does test_create_usage_metadata_with_reasoning_tokens() do?
test_create_usage_metadata_with_reasoning_tokens() is a function in the langchain codebase, defined in libs/partners/groq/tests/unit_tests/test_chat_models.py.
Where is test_create_usage_metadata_with_reasoning_tokens() defined?
test_create_usage_metadata_with_reasoning_tokens() is defined in libs/partners/groq/tests/unit_tests/test_chat_models.py at line 451.

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