Enforce ruff/pyupgrade rule UP030

UP030 Use implicit references for positional format fields

Author: DimitriPapadopoulos

ruff.toml

@@ -35,7 +35,6 @@ ignore = [
 	"TRY003", # raise-vanilla-args, avoid multitude of exception classes
 	"TRY301", # raise-within-try, it's handy
 	"UP015", # redundant-open-modes, explicit is preferred
-	"UP030", # temporarily disabled
 	"UP031", # temporarily disabled
 	"UP032", # temporarily disabled
 	"UP038", # Using `X | Y` in `isinstance` call is slower and more verbose https://github.com/astral-sh/ruff/issues/7871

setuptools/command/sdist.py

@@ -53,7 +53,7 @@ class sdist(orig.sdist):
     negative_opt: ClassVar[dict[str, str]] = {}
 
     README_EXTENSIONS = ['', '.rst', '.txt', '.md']
-    READMES = tuple('README{0}'.format(ext) for ext in README_EXTENSIONS)
+    READMES = tuple('README{}'.format(ext) for ext in README_EXTENSIONS)
 
     def run(self) -> None:
         self.run_command('egg_info')

setuptools/tests/test_wheel.py

@@ -605,7 +605,7 @@ def test_wheel_install_pep_503():
 def test_wheel_no_dist_dir():
     project_name = 'nodistinfo'
     version = '1.0'
-    wheel_name = '{0}-{1}-py2.py3-none-any.whl'.format(project_name, version)
+    wheel_name = '{}-{}-py2.py3-none-any.whl'.format(project_name, version)
     with tempdir() as source_dir:
         wheel_path = os.path.join(source_dir, wheel_name)
         # create an empty zip file