Home / Function/ test_chat_prompt_template_message_class_tuples_empty_template() — langchain Function Reference

test_chat_prompt_template_message_class_tuples_empty_template() — langchain Function Reference

Architecture documentation for the test_chat_prompt_template_message_class_tuples_empty_template() function in test_chat.py from the langchain codebase.

Entity Profile

Dependency Diagram

graph TD
  155b887c_c043_cf87_f4b9_c3e176abf48a["test_chat_prompt_template_message_class_tuples_empty_template()"]
  bf3138ca_0068_68ea_f479_35376e264d13["test_chat.py"]
  155b887c_c043_cf87_f4b9_c3e176abf48a -->|defined in| bf3138ca_0068_68ea_f479_35376e264d13
  style 155b887c_c043_cf87_f4b9_c3e176abf48a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/prompts/test_chat.py lines 399–411

def test_chat_prompt_template_message_class_tuples_empty_template() -> None:
    """Test message class tuples with empty string template."""
    template = ChatPromptTemplate.from_messages(
        [
            (HumanMessage, ""),
        ]
    )

    messages = template.format_messages()

    assert len(messages) == 1
    assert isinstance(messages[0], HumanMessage)
    assert messages[0].content == ""

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Frequently Asked Questions

What does test_chat_prompt_template_message_class_tuples_empty_template() do?
test_chat_prompt_template_message_class_tuples_empty_template() is a function in the langchain codebase, defined in libs/core/tests/unit_tests/prompts/test_chat.py.
Where is test_chat_prompt_template_message_class_tuples_empty_template() defined?
test_chat_prompt_template_message_class_tuples_empty_template() is defined in libs/core/tests/unit_tests/prompts/test_chat.py at line 399.

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