feat: Drop support for Python 3.9 as EOL reached and add Python 3.14 support

.github/workflows/pythonpackage.yml

@@ -6,7 +6,7 @@ jobs:
   python-check:
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
         platform: [ubuntu-22.04, macos-latest, windows-latest]
     runs-on: ${{ matrix.platform }}
     steps:

commitizen/changelog_formats/__init__.py

@@ -1,12 +1,8 @@
 from __future__ import annotations
 
-import sys
-from typing import Callable, ClassVar, Protocol
-
-if sys.version_info >= (3, 10):
-    from importlib import metadata
-else:
-    import importlib_metadata as metadata
+from collections.abc import Callable
+from importlib import metadata
+from typing import ClassVar, Protocol
 
 from commitizen.changelog import Metadata
 from commitizen.config.base_config import BaseConfig

commitizen/cz/__init__.py

@@ -2,14 +2,9 @@
 
 import importlib
 import pkgutil
-import sys
 import warnings
 from collections.abc import Iterable
-
-if sys.version_info >= (3, 10):
-    from importlib import metadata
-else:
-    import importlib_metadata as metadata
+from importlib import metadata
 
 from commitizen.cz.base import BaseCommitizen
 

commitizen/cz/base.py

@@ -2,8 +2,8 @@
 
 import re
 from abc import ABCMeta, abstractmethod
-from collections.abc import Iterable, Mapping
-from typing import Any, Callable, NamedTuple, Protocol
+from collections.abc import Callable, Iterable, Mapping
+from typing import Any, NamedTuple, Protocol
 
 from jinja2 import BaseLoader, PackageLoader
 from prompt_toolkit.styles import Style

commitizen/providers/__init__.py

@@ -1,13 +1,8 @@
 from __future__ import annotations
 
-import sys
+from importlib import metadata
 from typing import cast
 
-if sys.version_info >= (3, 10):
-    from importlib import metadata
-else:
-    import importlib_metadata as metadata
-
 from commitizen.config.base_config import BaseConfig
 from commitizen.exceptions import VersionProviderUnknown
 from commitizen.providers.base_provider import VersionProvider

commitizen/question.py

@@ -1,4 +1,5 @@
-from typing import Callable, Literal, TypedDict, Union
+from collections.abc import Callable
+from typing import Literal, TypedDict
 
 
 class Choice(TypedDict, total=False):
@@ -29,4 +30,4 @@ class ConfirmQuestion(TypedDict):
     default: bool
 
 
-CzQuestion = Union[ListQuestion, InputQuestion, ConfirmQuestion]
+CzQuestion = ListQuestion | InputQuestion | ConfirmQuestion

commitizen/version_schemes.py

@@ -3,6 +3,7 @@
 import re
 import sys
 import warnings
+from importlib import metadata
 from itertools import zip_longest
 from typing import (
     TYPE_CHECKING,
@@ -14,23 +15,14 @@
     runtime_checkable,
 )
 
-if sys.version_info >= (3, 10):
-    from importlib import metadata
-else:
-    import importlib_metadata as metadata
-
 from packaging.version import InvalidVersion  # noqa: F401 (expose the common exception)
 from packaging.version import Version as _BaseVersion
 
 from commitizen.defaults import MAJOR, MINOR, PATCH, Settings
 from commitizen.exceptions import VersionSchemeUnknown
 
 if TYPE_CHECKING:
-    # TypeAlias is Python 3.10+ but backported in typing-extensions
-    if sys.version_info >= (3, 10):
-        from typing import TypeAlias
-    else:
-        from typing_extensions import TypeAlias
+    from typing import TypeAlias
 
     # Self is Python 3.11+ but backported in typing-extensions
     if sys.version_info < (3, 11):

docs/README.md

@@ -55,7 +55,7 @@ This standardization makes your commit history more readable and meaningful, whi
 
 Before installing Commitizen, ensure you have:
 
-- [Python](https://www.python.org/downloads/) `3.9+`
+- [Python](https://www.python.org/downloads/) `3.10+`
 - [Git][gitscm] `1.8.5.2+`
 
 ### Installation

docs/contributing.md

@@ -15,7 +15,7 @@ If you're a first-time contributor, please check out issues labeled [good first
 ### Required Tools
 
 1. **Python Environment**
-    - Python `>=3.9`
+    - Python `>=3.10`
     - [Poetry](https://python-poetry.org/docs/#installing-with-the-official-installer) `>=2.0.0`
 2. **Version Control & Security**
     - Git

docs/contributing_tldr.md

@@ -2,7 +2,7 @@ Feel free to send a PR to update this file if you find anything useful. 🙇
 
 ## Environment
 
-- Python `>=3.9`
+- Python `>=3.10`
 - [Poetry](https://python-poetry.org/docs/#installing-with-the-official-installer) `>=2.0.0`
 
 ## Useful commands
@@ -21,8 +21,8 @@ poetry format
 # Check if ruff and mypy are happy
 poetry lint
 
-# Check if mypy is happy in python 3.9
-mypy --python-version 3.9
+# Check if mypy is happy in python 3.10
+mypy --python-version 3.10
 
 # Run tests in parallel.
 pytest -n auto # This may take a while.

docs/tutorials/gitlab_ci.md

@@ -74,7 +74,7 @@ test:
 
 auto-bump:
   stage: auto-bump
-  image: python:3.9
+  image: python:3.10
   before_script:
     - "which ssh-agent || ( apt-get update -qy && apt-get install openssh-client -qqy )"
     - eval `ssh-agent -s`