Add Python version specifiers to [core] dependencies

mgorny · mgorny · commit 8608d384c84e · 2024-07-19T06:12:18.000+02:00
Add Python version specifiers to importlib_metadata, importlib_resources
and tomli dependencies, to require them only on Python versions on which
they are actually used.
diff --git a/newsfragments/4492.misc.rst b/newsfragments/4492.misc.rst
@@ -0,0 +1 @@
+Now backports in ``core`` dependencies are installed only on Python versions requiring them.
diff --git a/pyproject.toml b/pyproject.toml
@@ -107,9 +107,9 @@ core = [
 	"ordered-set>=3.1.1",
 	"more_itertools>=8.8",
 	"jaraco.text>=3.7",
-	"importlib_resources>=5.10.2",
-	"importlib_metadata>=6",
-	"tomli>=2.0.1",
+	"importlib_resources>=5.10.2; python_version < '3.9'",
+	"importlib_metadata>=6; python_version < '3.10'",
+	"tomli>=2.0.1; python_version < '3.11'",
 	"wheel>=0.43.0",
 
 	# pkg_resources

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	+Now backports in ``core`` dependencies are installed only on Python versions requiring them.