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test_count_tokens_approximately_with_multiple_images() — langchain Function Reference

Architecture documentation for the test_count_tokens_approximately_with_multiple_images() function in test_utils.py from the langchain codebase.

Function python CoreAbstractions MessageSchema

Entity Profile

Dependency Diagram

graph TD
  b26fdb26_190e_5745_7e11_85037e8dd6d9["test_count_tokens_approximately_with_multiple_images()"]
  ea3f8d89_f44b_6738_3cb9_a740a73cfca4["test_utils.py"]
  b26fdb26_190e_5745_7e11_85037e8dd6d9 -->|defined in| ea3f8d89_f44b_6738_3cb9_a740a73cfca4
  style b26fdb26_190e_5745_7e11_85037e8dd6d9 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

libs/core/tests/unit_tests/messages/test_utils.py lines 2783–2796

def test_count_tokens_approximately_with_multiple_images() -> None:
    """Test token counting with multiple images."""
    message = HumanMessage(
        content=[
            {"type": "text", "text": "Compare these images"},
            {"type": "image_url", "image_url": {"url": "data:image/jpeg;base64,AAA"}},
            {"type": "image_url", "image_url": {"url": "data:image/jpeg;base64,BBB"}},
        ]
    )

    token_count = count_tokens_approximately([message])

    # Should be ~85 * 2 (images) + ~6 (text) + 3 (extra) = ~179 tokens
    assert 170 < token_count < 190

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Defined In

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Frequently Asked Questions

What does test_count_tokens_approximately_with_multiple_images() do?
test_count_tokens_approximately_with_multiple_images() is a function in the langchain codebase, defined in libs/core/tests/unit_tests/messages/test_utils.py.
Where is test_count_tokens_approximately_with_multiple_images() defined?
test_count_tokens_approximately_with_multiple_images() is defined in libs/core/tests/unit_tests/messages/test_utils.py at line 2783.

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