exceptiongroup: drop Python 3.9 support.

Only user on-tree (pytest) is 3.10 only already.

dev-python/exceptiongroup/exceptiongroup-1.1.1.recipe

@@ -18,7 +18,7 @@ exception hook won't be installed."
 HOMEPAGE="https://github.com/agronholm/exceptiongroup"
 COPYRIGHT="2022 Alex Grönholm"
 LICENSE="MIT"
-REVISION="1"
+REVISION="2"
 SOURCE_URI="$HOMEPAGE/archive/refs/tags/$portVersion.tar.gz"
 CHECKSUM_SHA256="abe42a62bac0948d95bba6a48f63d8ebb21a7420fd26039a4ec951873fafaee7"
 SOURCE_FILENAME="exceptiongroup.tar.gz"
@@ -36,11 +36,10 @@ BUILD_REQUIRES="
 	haiku_devel
 	"
 
-PYTHON_PACKAGES=(python39 python310)
-PYTHON_VERSIONS=(3.9 3.10)
-for i in "${!PYTHON_PACKAGES[@]}"; do
-	pythonPackage=${PYTHON_PACKAGES[i]}
-	pythonVersion=${PYTHON_VERSIONS[$i]}
+PYTHON_VERSIONS=(3.10)
+
+for pythonVersion in ${PYTHON_VERSIONS[@]}; do
+	pythonPackage=python${pythonVersion//.}
 
 	eval "PROVIDES_$pythonPackage=\"
 		${portName}_$pythonPackage = $portVersion
@@ -69,15 +68,15 @@ INSTALL()
 {
 	export SETUPTOOLS_SCM_PRETEND_VERSION=$portVersion
 
-	for i in "${!PYTHON_PACKAGES[@]}"; do
-		pythonVersion=${PYTHON_VERSIONS[$i]}
+	for pythonVersion in ${PYTHON_VERSIONS[@]}; do
+		pythonPackage=python${pythonVersion//.}
 
 		python=python$pythonVersion
 
 		$python -m build --wheel --skip-dependency-check --no-isolation
 		$python -m installer -p $prefix dist/*.whl
 
-		packageEntries ${PYTHON_PACKAGES[i]} \
+		packageEntries $pythonPackage \
 			$prefix/lib/python*
 	done
 }