add ruff as formatter

PathDict.code-workspace

@@ -5,8 +5,12 @@
 		}
 	],
 	"settings": {
-		"python.pythonPath": ".venv/bin/python",
-		"python.formatting.provider": "black",
-		"python.analysis.typeCheckingMode": "basic",
+		"[python]": {
+			"editor.formatOnSave": true,
+			"editor.defaultFormatter": "charliermarsh.ruff"
+		},
+		"editor.codeActionsOnSave": {
+			"source.organizeImports": true
+		},
 	}
 }

pyproject.toml

@@ -27,3 +27,33 @@ pyinstrument = "^4.3.0"
 [build-system]
 requires = ["poetry-core"]
 build-backend = "poetry.core.masonry.api"
+
+[tool.ruff]
+show-fixes = true
+line-length = 120
+select = [
+	"ANN", # annotations
+    "B", # bugbear
+    "C", # comprehensions
+    "E", # style errors
+    "F", # flakes
+    "I", # import sorting
+    "M", # meta
+    "N", # naming
+    "U", # upgrade
+    "W", # style warnings
+    "YTT", # sys.version
+]
+ignore = [
+	"ANN101", # missing type annotation for self
+    "ANN202", # Missing return type annotation for private function
+	"E501", # line length
+	"UP006", # use Dict (not possible in python 3.8)
+	"UP007", # use X | Y for union (not possible in python 3.8)
+    "UP035", # use typing Dict and List (not possible in python 3.8)
+    "W191", # indentation contains tabs
+]
+
+[tool.ruff.format]
+indent-style = "tab"
+quote-style = "double"