Test compatibility with Python 3.10 and 3.11

devtool

@@ -41,8 +41,8 @@ test() {
   PY_VERSION=$(python -c 'import sys; print(str(sys.version_info[0]) + "." + str(sys.version_info[1]))')
 
   # Walkthrough tests
-  if [[ $PY_VERSION == "3.9" ]]; then
-    echo "== Python 3.9 Walkthrough Tests =="
+  if [[ $PY_VERSION =~ ^3\.(9|10|11)$ ]]; then
+    echo "== Python >= 3.9 Walkthrough Tests =="
     cd test && pytest --pspec test_walkthrough.py ; cd -
   elif [[ $PY_VERSION == "3.8" ]]; then
     echo "== Python 3.8 Walkthrough Tests =="

test/test_walkthrough.py

@@ -1,5 +1,6 @@
 import os.path
 import subprocess
+import sys
 
 import pkginfo
 
@@ -69,13 +70,16 @@ def test_positive_with_groups():
         "pluggy (==1.0.0)",
         "pycodestyle (==2.8.0)",
         "pyflakes (==2.4.0)",
-        "exceptiongroup (==1.1.1)",
         "pytest (==7.3.1)",
         "pytz (==2023.3)",
-        "tomli (==2.0.1)",
         "typing-extensions (==4.6.2)",
     }
 
+    # These dependencies are only on Python < 3.11
+    if sys.version_info.major == 3 and sys.version_info.minor < 11:
+        expected.add("exceptiongroup (==1.1.1)")
+        expected.add("tomli (==2.0.1)")
+
     # These dependencies are only on Windows
     if os.name == "nt":
         expected.add("colorama (==0.4.6)")