test_count_tokens_approximately_list_content() — langchain Function Reference

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

Function python LangChainCore MessageInterface

Entity Profile

LangChainCore→ MessageInterface→ test_count_tokens_approximately_list_content() — langchain Function Reference

Dependency Diagram

graph TD
  0497c3f3_e550_9a14_59d9_66a1d8ceb8b4["test_count_tokens_approximately_list_content()"]
  03f6a5ae_d57a_eb66_626a_b9e082b763ea["test_utils.py"]
  0497c3f3_e550_9a14_59d9_66a1d8ceb8b4 -->|defined in| 03f6a5ae_d57a_eb66_626a_b9e082b763ea
  style 0497c3f3_e550_9a14_59d9_66a1d8ceb8b4 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/messages/test_utils.py lines 1524–1531

def test_count_tokens_approximately_list_content() -> None:
    messages = [
        # '[{"foo": "bar"}]' -> 16 chars + 4 role chars -> 5 + 3 = 8 tokens
        HumanMessage(content=[{"foo": "bar"}]),
        # '[{"test": 123}]' -> 15 chars + 9 role chars -> 6 + 3 = 9 tokens
        AIMessage(content=[{"test": 123}]),
    ]
    assert count_tokens_approximately(messages) == 17