Remove Python 3.10 support

Python 3.10 is no longer part of the tested runtimes.

Change-Id: I1fc4488cd6979f30991d3035564d592beca8c756
Signed-off-by: Takashi Kajinami <kajinamit@oss.nttdata.com>

oslo_log/pipe_mutex.py

@@ -20,7 +20,7 @@ import fcntl
 import importlib.metadata
 import logging
 from types import TracebackType
-from typing import TYPE_CHECKING
+from typing import Self, TYPE_CHECKING
 
 import eventlet
 import eventlet.asyncio
@@ -31,8 +31,6 @@ import eventlet.hubs.asyncio
 import eventlet.patcher
 
 if TYPE_CHECKING:
-    from typing_extensions import Self
-
     # Needed until we bump our minimum to Python 3.11
     #
     # https://github.com/python/typeshed/issues/7855

pyproject.toml

@@ -10,7 +10,7 @@ authors = [
     {name = "OpenStack", email = "openstack-discuss@lists.openstack.org"},
 ]
 license = "Apache-2.0"
-requires-python = ">=3.10"
+requires-python = ">=3.11"
 classifiers = [
     "Environment :: OpenStack",
     "Intended Audience :: Information Technology",
@@ -18,10 +18,10 @@ 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",
     "Programming Language :: Python :: 3 :: Only",
     "Programming Language :: Python :: Implementation :: CPython",
     "Typing :: Typed",
@@ -50,7 +50,7 @@ convert-json = "oslo_log.cmds.convert_json:main"
 include = ["oslo_log"]
 
 [tool.mypy]
-python_version = "3.10"
+python_version = "3.11"
 show_column_numbers = true
 show_error_context = true
 strict = true