Convert `examples` to `ruff-format` (#18400)

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

examples/others/tensorize_vllm_model.py

@@ -10,8 +10,11 @@ from vllm import LLM, SamplingParams
 from vllm.engine.arg_utils import EngineArgs
 from vllm.lora.request import LoRARequest
 from vllm.model_executor.model_loader.tensorizer import (
-    TensorizerArgs, TensorizerConfig, tensorize_lora_adapter,
-    tensorize_vllm_model)
+    TensorizerArgs,
+    TensorizerConfig,
+    tensorize_lora_adapter,
+    tensorize_vllm_model,
+)
 from vllm.utils import FlexibleArgumentParser
 
 # yapf conflicts with isort for this docstring

examples/pyproject.toml

+# This local pyproject file is part of the migration from yapf to ruff format.
+# It uses the same core rules as the main pyproject.toml file, but with the
+# following differences:
+# - ruff line length is overridden to 88
+# - deprecated typing ignores (UP006, UP035) have been removed
+
+[tool.ruff]
+line-length = 88
+exclude = [
+    # External file, leaving license intact
+    "examples/other/fp8/quantizer/quantize.py",
+    "vllm/vllm_flash_attn/flash_attn_interface.pyi"
+]
+
+[tool.ruff.lint.per-file-ignores]
+"vllm/third_party/**" = ["ALL"]
+"vllm/version.py" = ["F401"]
+"vllm/_version.py" = ["ALL"]
+
+[tool.ruff.lint]
+select = [
+    # pycodestyle
+    "E",
+    # Pyflakes
+    "F",
+    # pyupgrade
+    "UP",
+    # flake8-bugbear
+    "B",
+    # flake8-simplify
+    "SIM",
+    # isort
+    "I",
+    # flake8-logging-format
+    "G",
+]
+ignore = [
+    # star imports
+    "F405", "F403",
+    # lambda expression assignment
+    "E731",
+    # Loop control variable not used within loop body
+    "B007",
+    # f-string format
+    "UP032",
+    # Can remove once 3.10+ is the minimum Python version
+    "UP007",
+]
+
+[tool.ruff.lint.isort]
+known-first-party = ["vllm"]
+
+[tool.ruff.format]
+docstring-code-format = true
\ No newline at end of file

pyproject.toml

@@ -57,6 +57,7 @@ ignore_patterns = [
     ".buildkite/**",
     "benchmarks/**",
     "build/**",
+    "examples/**",
 ]
 
 [tool.ruff]
@@ -144,6 +145,7 @@ skip = "tests/models/fixtures/*,tests/prompts/*,benchmarks/sonnet.txt,tests/lora
 skip_glob = [
     ".buildkite/*",
     "benchmarks/*",
+    "examples/*",
 ]
 use_parentheses = true
 skip_gitignore = true