add autoflake to .pre-commit-config.yaml to automatically remove unused imports (#1637)

* add autoflake to .pre-commit-config.yaml to automatically remove unused imports

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.pre-commit-config.yaml

@@ -5,6 +5,12 @@ repos:
       - id: pyupgrade
         args: ["--py37-plus"]
 
+  - repo: https://github.com/PyCQA/autoflake
+    rev: v2.0.0
+    hooks:
+      - id: autoflake
+        args: ["--in-place", "--ignore-pass-after-docstring", "--imports"]
+
   - repo: https://github.com/PyCQA/flake8
     rev: 6.0.0
     hooks:

kombu/utils/text.py

@@ -5,7 +5,7 @@
 from __future__ import annotations
 
 from difflib import SequenceMatcher
-from typing import Iterable, Iterator, Optional, Tuple, Union
+from typing import Iterable, Iterator
 
 from kombu import version_info_t