Drop flake8 in favor of Ruff (#89863)

script/lint

@@ -12,10 +12,6 @@ if [ -z "$files" ] ; then
   exit
 fi
 printf "%s\n" $files
-echo "================"
-echo "LINT with flake8"
-echo "================"
-pre-commit run flake8 --files $files
 echo "=============="
 echo "LINT with ruff"
 echo "=============="

script/lint_and_test.py

@@ -116,9 +116,9 @@ async def pylint(files):
     return res
 
 
-async def _ruff_or_flake8(tool, files):
-    """Exec ruff or flake8."""
-    _, log = await async_exec("pre-commit", "run", tool, "--files", *files)
+async def ruff(files):
+    """Exec ruff."""
+    _, log = await async_exec("pre-commit", "run", "ruff", "--files", *files)
     res = []
     for line in log.splitlines():
         line = line.split(":")
@@ -129,23 +129,12 @@ async def _ruff_or_flake8(tool, files):
     return res
 
 
-async def flake8(files):
-    """Exec flake8."""
-    return await _ruff_or_flake8("flake8", files)
-
-
-async def ruff(files):
-    """Exec ruff."""
-    return await _ruff_or_flake8("ruff", files)
-
-
 async def lint(files):
     """Perform lint."""
     files = [file for file in files if os.path.isfile(file)]
     res = sorted(
         itertools.chain(
             *await asyncio.gather(
-                flake8(files),
                 pylint(files),
                 ruff(files),
             )