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test_get_buffer_string_prefix_custom_separator() — langchain Function Reference

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

Function python CoreAbstractions MessageSchema

Entity Profile

Dependency Diagram

graph TD
  fc4cd497_3be7_bef4_744a_84e4fd8791e7["test_get_buffer_string_prefix_custom_separator()"]
  ea3f8d89_f44b_6738_3cb9_a740a73cfca4["test_utils.py"]
  fc4cd497_3be7_bef4_744a_84e4fd8791e7 -->|defined in| ea3f8d89_f44b_6738_3cb9_a740a73cfca4
  style fc4cd497_3be7_bef4_744a_84e4fd8791e7 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/messages/test_utils.py lines 1943–1951

def test_get_buffer_string_prefix_custom_separator() -> None:
    """Test prefix format with custom message separator."""
    messages = [
        HumanMessage(content="Hello"),
        AIMessage(content="Hi there"),
    ]
    result = get_buffer_string(messages, format="prefix", message_separator=" | ")
    expected = "Human: Hello | AI: Hi there"
    assert result == expected

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Defined In

Source

Frequently Asked Questions

What does test_get_buffer_string_prefix_custom_separator() do?
test_get_buffer_string_prefix_custom_separator() is a function in the langchain codebase, defined in libs/core/tests/unit_tests/messages/test_utils.py.
Where is test_get_buffer_string_prefix_custom_separator() defined?
test_get_buffer_string_prefix_custom_separator() is defined in libs/core/tests/unit_tests/messages/test_utils.py at line 1943.

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