fix(integrations): log DSPy and LiteLLM images as attachments

py/noxfile.py

@@ -632,6 +632,7 @@ def test_dspy(session, version):
     # on Python 3.10 due to unresolved Pydantic forward references.
     _skip_if_incompatible(session)
     _install_test_deps(session)
+    _install_group_locked(session, "test-dspy")
     if version == LATEST:
         # DSPy only lower-bounds LiteLLM, whose 1.92.0 release lacks Windows
         # and Python 3.14 wheels. Preinstall our portable matrix pin so DSPy's

py/pyproject.toml

@@ -141,6 +141,11 @@ test-litellm = [
     "orjson==3.12.0; python_version>='3.15'",
 ]
 
+test-dspy = [
+    # DSPy 2.6 requires Pillow to format image inputs but does not install it.
+    "pillow==12.3.0",
+]
+
 test-agno = [
     {include-group = "test"},
     "openai==2.31.0",

py/src/braintrust/integrations/auto_test_scripts/test_auto_dspy.py

@@ -1,7 +1,7 @@
 """Test auto_instrument for DSPy.
 
 Note: This test focuses on patching behavior only. Span verification for DSPy
-is done in test_dspy.py::test_dspy_callback which uses pytest-vcr (supports httpx).
+is done in test_dspy.py::test_dspy_images_materialize_attachments which uses pytest-vcr (supports httpx).
 The standalone VCR in test_utils doesn't capture httpx used by litellm/dspy.
 """