BLD: drop package level __version__ attribute

CHANGELOG.md

@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 - DEP: drop `[isolated]` extra (external tooling should handle dependency pinning)
+- BLD: drop package level `__version__` attribute
 
 ## [5.2.1] - 2024-09-20
 

pyproject.toml

@@ -4,6 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "idefix_cli"
+version = "6.0.0dev0"
 description = "A command line utility belt for Idefix"
 authors = [
     { name = "C.M.T. Robert" },
@@ -20,7 +21,6 @@ dependencies = [
     "termcolor>=2.3.0",
     "typing-extensions>=4.1.0;python_version < '3.11'",
 ]
-dynamic = ["version"]
 
 [project.license]
 text = "GPL-3.0"
@@ -52,8 +52,6 @@ license-files = [
 ]
 include-package-data = false
 
-[tool.setuptools.dynamic]
- version = {attr = "idefix_cli.__version__"}
 
 [tool.setuptools.packages.find]
 where = ["src"]

src/idefix_cli/__init__.py

@@ -1 +0,0 @@
-__version__ = "5.2.1"

src/idefix_cli/__main__.py

@@ -3,12 +3,12 @@
 import sys
 import unicodedata
 from argparse import ArgumentDefaultsHelpFormatter, ArgumentParser
+from importlib.metadata import version
 from importlib.util import module_from_spec, spec_from_file_location
 from pathlib import Path
 from types import FunctionType, ModuleType
 from typing import Any, Final
 
-from idefix_cli import __version__
 from idefix_cli._theme import set_theme
 from idefix_cli.lib import get_config_file, get_option, print_error, print_warning
 
@@ -114,13 +114,16 @@ def _setup_commands(parser: ArgumentParser) -> CommandMap:
 
 
 def main(
-    argv: "list[str] | None" = None, parser: "ArgumentParser | None" = None
+    argv: list[str] | None = None,
+    parser: ArgumentParser | None = None,
 ) -> Any:
     # the return value is deleguated to sub commands so its type is arbitrary
     # In practice it should be either 'int' or 'typing.NoReturn'
     if parser is None:
         parser = ArgumentParser(prog="idfx", allow_abbrev=False)
-    parser.add_argument("-v", "--version", action="version", version=__version__)
+    parser.add_argument(
+        "-v", "--version", action="version", version=version("idefix-cli")
+    )
     commands = _setup_commands(parser)
 
     known_args, unknown_args = parser.parse_known_args(argv)
@@ -142,7 +145,7 @@ def main(
     return cmd(*unknown_args, **vars(known_args))
 
 
-def alt_main(argv: "list[str] | None" = None) -> Any:
+def alt_main(argv: list[str] | None = None) -> Any:
     print(
         unicodedata.lookup("BASEBALL")
         + unicodedata.lookup("BLACK RIGHT-POINTING TRIANGLE"),