Update linting configuration (#1915)

* Update linting configuration

This removes flake8 in favor of ruff, which also provides isort support, and
updates all files to be black, isort, and ruff compliant. This also adds black
and ruff checks to the tox and Github linting workflow.

* Tweak the code coverage config and calls

1 files changed, 3 insertions, 3 deletions

diff --git a/rq/utils.py b/rq/utils.py
index db483ab..5e61983 100644
--- a/rq/utils.py
+++ b/rq/utils.py
@@ -7,16 +7,16 @@ terminal colorizing code, originally by Georg Brandl.
 
 import calendar
 import datetime
+import datetime as dt
 import importlib
 import logging
 import numbers
-import sys
-import datetime as dt
 from collections.abc import Iterable
-from typing import TYPE_CHECKING, Dict, List, Optional, Any, Callable, Tuple, Union
+from typing import TYPE_CHECKING, Any, Callable, Dict, List, Optional, Tuple, Union
 
 if TYPE_CHECKING:
     from redis import Redis
+
     from .queue import Queue
 
 from redis.exceptions import ResponseError