test_tool_use() — anthropic-sdk-python Function Reference

Architecture documentation for the test_tool_use() function in test_messages.py from the anthropic-sdk-python codebase.

Function python AnthropicClient SyncAPI calls 4 called by 1

Entity Profile

AnthropicClient→ SyncAPI→ test_tool_use() — anthropic-sdk-python Function Reference

Dependency Diagram

graph TD
  5ebbac27_1dab_4a90_da3e_df522b071a97["test_tool_use()"]
  58e51afa_63b8_b81d_14f4_b90e7b76512c["TestAsyncMessages"]
  5ebbac27_1dab_4a90_da3e_df522b071a97 -->|defined in| 58e51afa_63b8_b81d_14f4_b90e7b76512c
  ee7a56e8_2e83_4351_5d7c_8d9b27fba3d2["test_tool_use()"]
  ee7a56e8_2e83_4351_5d7c_8d9b27fba3d2 -->|calls| 5ebbac27_1dab_4a90_da3e_df522b071a97
  ee7a56e8_2e83_4351_5d7c_8d9b27fba3d2["test_tool_use()"]
  5ebbac27_1dab_4a90_da3e_df522b071a97 -->|calls| ee7a56e8_2e83_4351_5d7c_8d9b27fba3d2
  cb02636d_b74b_7724_2966_191b6bc19c0f["to_async_iter()"]
  5ebbac27_1dab_4a90_da3e_df522b071a97 -->|calls| cb02636d_b74b_7724_2966_191b6bc19c0f
  d1b2725b_0ccb_90ce_868b_51db8c397a89["get_response()"]
  5ebbac27_1dab_4a90_da3e_df522b071a97 -->|calls| d1b2725b_0ccb_90ce_868b_51db8c397a89
  af77ac1b_27fe_6c86_65c8_5db8fbaa22dc["assert_tool_use_response()"]
  5ebbac27_1dab_4a90_da3e_df522b071a97 -->|calls| af77ac1b_27fe_6c86_65c8_5db8fbaa22dc
  style 5ebbac27_1dab_4a90_da3e_df522b071a97 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

tests/lib/streaming/test_messages.py lines 253–271

    async def test_tool_use(self, respx_mock: MockRouter) -> None:
        respx_mock.post("/v1/messages").mock(
            return_value=httpx.Response(200, content=to_async_iter(get_response("tool_use_response.txt")))
        )

        async with async_client.messages.stream(
            max_tokens=1024,
            messages=[
                {
                    "role": "user",
                    "content": "Say hello there!",
                }
            ],
            model="claude-sonnet-4-20250514",
        ) as stream:
            with pytest.warns(DeprecationWarning):
                assert isinstance(cast(Any, stream), AsyncStream)

            assert_tool_use_response([event async for event in stream], await stream.get_final_message())