Remove Python 3.10 support

Python 3.10 is no longer part of the tested runtimes.

Also fix one mypy error caused by typed oslo.config .

Change-Id: I6ff86d494e520a0800b33a31d0c4051b8d98761b
Signed-off-by: Takashi Kajinami <kajinamit@oss.nttdata.com>

oslo_upgradecheck/upgradecheck.py

@@ -13,7 +13,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from collections.abc import Callable, Iterable
+from collections.abc import Callable
 import json
 import sys
 import textwrap
@@ -238,7 +238,7 @@ def main(
     project: str,
     upgrade_command: UpgradeCommands,
     argv: list[str] = sys.argv[1:],
-    default_config_files: Iterable[str] | None = None,
+    default_config_files: list[str] | None = None,
 ) -> int:
     """Simple implementation of main for upgrade checks
 

pyproject.toml

@@ -11,7 +11,7 @@ authors = [
 readme = {file = "README.rst", content-type = "text/x-rst"}
 license = "Apache-2.0"
 dynamic = ["version", "dependencies"]
-requires-python = ">=3.10"
+requires-python = ">=3.11"
 classifiers = [
     "Environment :: OpenStack",
     "Intended Audience :: Information Technology",
@@ -19,10 +19,10 @@ classifiers = [
     "Operating System :: POSIX :: Linux",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Typing :: Typed",
 ]
 
@@ -34,7 +34,7 @@ Repository = "https://opendev.org/openstack/oslo.upgradecheck"
 include = ["oslo_upgradecheck"]
 
 [tool.mypy]
-python_version = "3.10"
+python_version = "3.11"
 show_column_numbers = true
 show_error_context = true
 strict = true

releasenotes/notes/remove-py310-9337f8eb1fb6c3b3.yaml

@@ -0,0 +1,5 @@
+---
+upgrade:
+  - |
+    Support for Python 3.10 has been removed. Now the minimum python version
+    supported is 3.11.