Clean some leftovers of Python 3.9 removal - Airflow CTL pieces

airflow-ctl/README.md

@@ -31,7 +31,7 @@ A command-line tool for interacting with Apache Airflow instances through the Ai
 
 ## Requirements
 
-- Python 3.9 or later (compatible with Python >= 3.9 and < 3.13)
+- Python 3.10 or later (compatible with Python >= 3.10 and < 3.13)
 - Network access to an Apache Airflow instance with REST API enabled
 - Keyring backend installed in operating system for secure token storage
 

airflow-ctl/docs/installation/installing-from-pypi.rst

@@ -97,7 +97,7 @@ You can create the URL to the file substituting the variables in the template be
 where:
 
 - ``AIRFLOW_CTL_VERSION`` - Airflow CTL version (e.g. :subst-code:`|version|`) or ``main``, ``2-0``, for latest development version
-- ``PYTHON_VERSION`` Python version e.g. ``3.9``, ``3.10``
+- ``PYTHON_VERSION`` Python version e.g. ``3.10``, ``3.11``
 
 
 Verifying installed dependencies

airflow-ctl/pyproject.toml

@@ -20,7 +20,7 @@ name = "apache-airflow-ctl"
 dynamic = ["version"]
 description = "Apache Airflow command line tool for communicating with an Apache Airflow, using the API."
 readme = { file = "README.md", content-type = "text/markdown" }
-requires-python = ">=3.9, <3.13"
+requires-python = ">=3.10, <3.13"
 dependencies = [
     # TODO there could be still missing deps such as airflow-core
     "argcomplete>=1.10",
@@ -33,7 +33,6 @@ dependencies = [
     "rich-argparse>=1.0.0",
     "structlog>=25.2.0",
     "uuid6>=2024.7.10",
-    "eval-type-backport>=0.2.0; python_version == '3.9'",
 ]
 
 classifiers = [
@@ -130,14 +129,14 @@ enum-field-as-literal='one' # When a single enum member, make it output a `Liter
 input-file-type='openapi'
 output-model-type='pydantic_v2.BaseModel'
 output-datetime-class='datetime'
-target-python-version='3.9'
+target-python-version='3.10'
 use-annotated=true
 use-default=true
 use-double-quotes=true
 use-schema-description=true  # Desc becomes class doc comment
 use-standard-collections=true # list[] not List[]
 use-subclass-enum=true # enum, not union of Literals
-use-union-operator=true # 3.9+annotations, not `Union[]`
+use-union-operator=true # +annotations, not `Union[]`
 
 input = "../airflow-core/src/airflow/api_fastapi/core_api/openapi/v2-rest-api-generated.yaml"
 output = "src/airflowctl/api/datamodels/generated.py"

airflow-ctl/src/airflowctl/api/client.py

@@ -22,8 +22,9 @@
 import json
 import os
 import sys
+from collections.abc import Callable
 from functools import wraps
-from typing import TYPE_CHECKING, Any, Callable, Literal, TypeVar, cast
+from typing import TYPE_CHECKING, Any, Literal, ParamSpec, TypeVar, cast
 
 import httpx
 import keyring
@@ -53,7 +54,6 @@
     AirflowCtlException,
     AirflowCtlNotFoundException,
 )
-from airflowctl.typing_compat import ParamSpec
 
 if TYPE_CHECKING:
     # # methodtools doesn't have typestubs, so give a stub

airflow-ctl/src/airflowctl/ctl/cli_config.py

@@ -27,10 +27,10 @@
 import os
 import textwrap
 from argparse import Namespace
-from collections.abc import Iterable
+from collections.abc import Callable, Iterable
 from functools import partial
 from pathlib import Path
-from typing import Any, Callable, NamedTuple, Union
+from typing import Any, NamedTuple
 
 import rich
 
@@ -330,7 +330,7 @@ def from_group_command(cls, group_command: GroupCommand) -> GroupCommandParser:
         )
 
 
-CLICommand = Union[ActionCommand, GroupCommand, GroupCommandParser]
+CLICommand = ActionCommand | GroupCommand | GroupCommandParser
 
 
 class CommandFactory:

airflow-ctl/src/airflowctl/utils/helpers.py

@@ -18,8 +18,8 @@
 from __future__ import annotations
 
 import itertools
-from collections.abc import Iterable
-from typing import Callable, TypeVar
+from collections.abc import Callable, Iterable
+from typing import TypeVar
 
 T = TypeVar("T")