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test_builtin_tools_text_editor() — langchain Function Reference

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

Function python LangChainCore LanguageModelBase

Entity Profile

Dependency Diagram

graph TD
  b83a7814_8b0a_75ce_1158_d7bb68e5dad2["test_builtin_tools_text_editor()"]
  f27640dd_3870_5548_d153_f9504ae1021f["test_chat_models.py"]
  b83a7814_8b0a_75ce_1158_d7bb68e5dad2 -->|defined in| f27640dd_3870_5548_d153_f9504ae1021f
  style b83a7814_8b0a_75ce_1158_d7bb68e5dad2 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/partners/anthropic/tests/integration_tests/test_chat_models.py lines 567–582

def test_builtin_tools_text_editor() -> None:
    llm = ChatAnthropic(model="claude-sonnet-4-5-20250929")  # type: ignore[call-arg]
    tool = {"type": "text_editor_20250728", "name": "str_replace_based_edit_tool"}
    llm_with_tools = llm.bind_tools([tool])
    response = llm_with_tools.invoke(
        "There's a syntax error in my primes.py file. Can you help me fix it?",
    )
    assert isinstance(response, AIMessage)
    assert response.tool_calls

    content_blocks = response.content_blocks
    assert len(content_blocks) == 2
    assert content_blocks[0]["type"] == "text"
    assert content_blocks[0]["text"]
    assert content_blocks[1]["type"] == "tool_call"
    assert content_blocks[1]["name"] == "str_replace_based_edit_tool"

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does test_builtin_tools_text_editor() do?
test_builtin_tools_text_editor() is a function in the langchain codebase, defined in libs/partners/anthropic/tests/integration_tests/test_chat_models.py.
Where is test_builtin_tools_text_editor() defined?
test_builtin_tools_text_editor() is defined in libs/partners/anthropic/tests/integration_tests/test_chat_models.py at line 567.

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