test_overwrite_retry_count_header() — anthropic-sdk-python Function Reference

Source Code

tests/test_client.py lines 1982–2010

    async def test_overwrite_retry_count_header(
        self, async_client: AsyncAnthropic, failures_before_success: int, respx_mock: MockRouter
    ) -> None:
        client = async_client.with_options(max_retries=4)

        nb_retries = 0

        def retry_handler(_request: httpx.Request) -> httpx.Response:
            nonlocal nb_retries
            if nb_retries < failures_before_success:
                nb_retries += 1
                return httpx.Response(500)
            return httpx.Response(200)

        respx_mock.post("/v1/messages").mock(side_effect=retry_handler)

        response = await client.messages.with_raw_response.create(
            max_tokens=1024,
            messages=[
                {
                    "content": "Hello, world",
                    "role": "user",
                }
            ],
            model="claude-opus-4-6",
            extra_headers={"x-stainless-retry-count": "42"},
        )

        assert response.http_request.headers.get("x-stainless-retry-count") == "42"