Replace flake8, pyupgrade, isort and black with ruff (#407)

.pre-commit-config.yaml

@@ -24,22 +24,12 @@ repos:
       - id: check-builtin-literals
       - id: trailing-whitespace
 
-  - repo: https://github.com/psf/black
-    rev: 22.12.0
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.8.0
     hooks:
-      - id: black
-
-  - repo: https://github.com/PyCQA/isort
-    rev: 5.12.0
-    hooks:
-      - id: isort
-        files: \.py$
-
-  - repo: https://github.com/asottile/pyupgrade
-    rev: v3.3.1
-    hooks:
-      - id: pyupgrade
-        args: [--py37-plus]
+      - id: ruff
+        args: [ --fix ]
+      - id: ruff-format
 
   - repo: https://github.com/PyCQA/doc8
     rev: v1.1.1
@@ -48,14 +38,6 @@ repos:
         args: [--max-line-length=200]
         stages: [manual]
 
-  - repo: https://github.com/pycqa/flake8
-    rev: 6.0.0
-    hooks:
-      - id: flake8
-        additional_dependencies:
-          ["flake8-bugbear==22.6.22", "flake8-implicit-str-concat==0.2.0"]
-        stages: [manual]
-
   - repo: https://github.com/pre-commit/mirrors-mypy
     rev: v0.991
     hooks:

pyproject.toml

@@ -36,11 +36,9 @@ docs = [
     "pydata-sphinx-theme"
 ]
 
-[tool.black]
+[tool.ruff]
 line-length = 100
-
-[tool.isort]
-profile = "black"
+exclude = ["binder"]
 
 [tool.hatch.version]
 source = "nodejs"

tests/test_documents.py

@@ -61,7 +61,7 @@ async def test_room_concurrent_initialization(
 
     async def connect(file_format, file_type, file_path):
         websocket, room_name = await rtc_connect_doc_client(file_format, file_type, file_path)
-        async with websocket as ws:
+        async with websocket:
             pass
 
     t0 = time()
@@ -87,7 +87,7 @@ async def test_room_sequential_opening(
     async def connect(file_format, file_type, file_path):
         t0 = time()
         websocket, room_name = await rtc_connect_doc_client(file_format, file_type, file_path)
-        async with websocket as ws:
+        async with websocket:
             pass
         t1 = time()
         return t1 - t0

ui-tests/jupyter_server_test_config.py

@@ -7,6 +7,7 @@
 opens the server to the world and provide access to JupyterLab
 JavaScript objects through the global window variable.
 """
+
 from typing import Any
 
 from jupyterlab.galata import configure_jupyter_server

ui-tests/tests/data/OutputExamples.ipynb

@@ -21,7 +21,7 @@
    "outputs": [],
    "source": [
     "from IPython.display import display\n",
-    "from IPython.display import HTML, Image, Latex, Math, Markdown, SVG"
+    "from IPython.display import HTML, Image, Latex, Markdown, SVG"
    ]
   },
   {
@@ -118,7 +118,7 @@
    "source": [
     "import sys\n",
     "\n",
-    "print('this is stderr', file=sys.stderr)"
+    "print(\"this is stderr\", file=sys.stderr)"
    ]
   },
   {
@@ -389,7 +389,7 @@
     "import numpy as np\n",
     "from IPython.display import set_matplotlib_formats\n",
     "\n",
-    "set_matplotlib_formats('pdf')"
+    "set_matplotlib_formats(\"pdf\")"
    ]
   },
   {