🔀 Merge pull request #87 from davep/slide-python-window

Drop support for Python 3.9

Author: davep

.github/workflows/style-and-lint.yaml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     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", "3.15"]
 
     steps:
 

ChangeLog.md

@@ -1,5 +1,12 @@
 # ChangeLog
 
+## Unreleased
+
+**Released: 2025-08-26**
+
+- Dropped support for Python 3.9.
+  ([#39](https://github.com/davep/textual-fspicker/pull/87))
+
 ## v0.6.0
 
 **Released: 2025-08-26**

pyproject.toml

@@ -9,7 +9,7 @@ dependencies = [
     "textual>=1.0.0",
 ]
 readme = "README.md"
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 license = "MIT"
 keywords = [
     "terminal",
@@ -23,7 +23,6 @@ classifiers = [
     "Development Status :: 4 - Beta",
     "Intended Audience :: Developers",
     "Operating System :: OS Independent",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",

src/textual_fspicker/base_dialog.py

@@ -7,8 +7,9 @@
 ##############################################################################
 # Python imports.
 import sys
+from collections.abc import Callable
 from pathlib import Path
-from typing import Callable, Union
+from typing import TypeAlias
 
 ##############################################################################
 # Textual imports.
@@ -19,10 +20,6 @@
 from textual.screen import ModalScreen
 from textual.widgets import Button
 
-##############################################################################
-# Typing extension imports.
-from typing_extensions import TypeAlias
-
 ##############################################################################
 # Local imports.
 from .parts import DirectoryNavigation, DriveNavigation
@@ -39,12 +36,12 @@ class InputBar(Horizontal):
 
 
 ##############################################################################
-ButtonLabel: TypeAlias = Union[str, Callable[[str], str]]
+ButtonLabel: TypeAlias = str | Callable[[str], str]
 """The type for a button label value."""
 
 
 ##############################################################################
-class FileSystemPickerScreen(ModalScreen[Union[Path, None]]):
+class FileSystemPickerScreen(ModalScreen[Path | None]):
     """Base screen for the dialogs in this library."""
 
     DEFAULT_CSS = """

src/textual_fspicker/icons.py

@@ -17,8 +17,9 @@
 
 ##############################################################################
 # Python imports.
+from collections.abc import Callable
 from pathlib import Path
-from typing import Callable, Final
+from typing import Final
 
 ##############################################################################
 # Rich imports.

src/textual_fspicker/parts/directory_navigation.py

@@ -10,7 +10,7 @@
 from dataclasses import dataclass
 from datetime import datetime
 from pathlib import Path
-from typing import ClassVar, Final, NamedTuple, Optional
+from typing import ClassVar, Final, NamedTuple
 
 ##############################################################################
 # Rich imports.
@@ -263,7 +263,7 @@ class PermissionError(_PathMessage):
     _location: var[Path] = var[Path](MakePath.of(".").absolute(), init=False)
     """The current location for the directory."""
 
-    file_filter: var[Filter | None] = var[Optional[Filter]](None)
+    file_filter: var[Filter | None] = var[Filter | None](None)
     """The active file filter."""
 
     show_files: var[bool] = var(True)

src/textual_fspicker/path_filters.py

@@ -6,12 +6,9 @@
 
 ##############################################################################
 # Python imports.
+from collections.abc import Callable
 from pathlib import Path
-from typing import Callable, NamedTuple
-
-##############################################################################
-# Typing extension imports.
-from typing_extensions import TypeAlias
+from typing import NamedTuple, TypeAlias
 
 ##############################################################################
 FilterFunction: TypeAlias = Callable[[Path], bool]

src/textual_fspicker/path_maker.py

@@ -13,8 +13,8 @@ class to use when making a fresh [Path][pathlib.Path] instance. Designed to
 
 ##############################################################################
 # Python imports.
+from collections.abc import Callable
 from pathlib import Path
-from typing import Callable
 
 
 ##############################################################################