Convert formatting to use ruff instead of yapf + isort (#26247)

Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>

tests/models/multimodal/processing/test_phi4mm.py

@@ -1,6 +1,7 @@
 # SPDX-License-Identifier: Apache-2.0
 # SPDX-FileCopyrightText: Copyright contributors to the vLLM project
 """Tests for phi4mm's multimodal preprocessing kwargs."""
+
 import pytest
 
 from vllm.multimodal import MULTIMODAL_REGISTRY
@@ -18,7 +19,8 @@ from ...utils import build_model_context
         ({"dynamic_hd": 16}, 4433),
         # the default num_crops of phi-4-multimodal is 36
         ({}, 9585),
-    ])
+    ],
+)
 # yapf: enable
 @pytest.mark.parametrize("num_imgs", [1, 2])
 @pytest.mark.parametrize("kwargs_on_init", [True, False])
@@ -46,8 +48,7 @@ def test_processor_override(
     img_str = "".join([f"<|image_{idx}|>\n" for idx in range(1, num_imgs + 1)])
     prompt = f"<|user|>\n{img_str}<|end|>\n<|assistant|>\n"
 
-    image_size = ctx.get_hf_config(
-    ).embd_layer["image_embd_layer"]["crop_size"]
+    image_size = ctx.get_hf_config().embd_layer["image_embd_layer"]["crop_size"]
     dummy_image_size = (image_size * 7, image_size * 7)
     dummy_image = image_assets[0].pil_image.resize(dummy_image_size)
     mm_data = {"image": [dummy_image] * num_imgs}
@@ -56,5 +57,6 @@ def test_processor_override(
 
     # Ensure we have the right number of placeholders per num_crops size
     img_tok_count = processed_inputs["prompt_token_ids"].count(
-        _IMAGE_PLACEHOLDER_TOKEN_ID)
+        _IMAGE_PLACEHOLDER_TOKEN_ID
+    )
     assert img_tok_count == expected_toks_per_img * num_imgs