fix BackupMultiBucket's need for ExceptionGroup

.github/workflows/python-package.yml

@@ -32,6 +32,8 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           python -m pip install poetry
+          cd python
+          poetry lock
           poetry install --with dev
       - name: Run tests
         env:
@@ -53,6 +55,8 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           python -m pip install poetry
+          cd python
+          poetry lock
           poetry install --with dev
       - name: Run tests in container
         env:

python/bucketbase/backup_multi_bucket.py

@@ -1,9 +1,12 @@
 import contextlib
 import logging
+import sys
 from pathlib import Path, PurePosixPath
 from typing import BinaryIO, Iterable
 
-from exceptiongroup import ExceptionGroup
+if sys.version_info < (3, 11):
+    from exceptiongroup import ExceptionGroup
+
 from streamerate import slist, sset
 from typing_extensions import override
 

python/pyproject.toml

@@ -13,7 +13,7 @@ requests = ">=2.25.1"
 streamerate = ">=1.2.1"
 pyxtension = ">=1.17.1"
 StrEnum = ">=0.4.0"
-filelock= ">3.20.0"
+filelock = ">=3.20.0"
 minio = { version = ">=7.2.4,<=8.0.0", optional = true }
 multiminio = { version = ">=1.0.2", optional = true }
 
@@ -29,6 +29,7 @@ pyarrow = ">=21.0.0"
 twine = ">=6.1.0"
 pre-commit = ">=4.3.0"
 mypy = "^1.18.2"
+psutil = "^7.1.3"
 
 [tool.black]
 line-length = 160

python/tests/test_backup_multi_bucket.py

@@ -1,6 +1,7 @@
 # mypy: disable-error-code="no-untyped-def"
 import gc
 import os
+import sys
 import tempfile
 import threading
 from io import BytesIO
@@ -9,7 +10,9 @@
 from unittest import TestCase
 
 import psutil
-from exceptiongroup import ExceptionGroup
+if sys.version_info < (3, 11):
+    from exceptiongroup import ExceptionGroup
+
 from minio import Minio
 
 from bucketbase import MemoryBucket, MinioBucket, ShallowListing