[xqueue-watcher] add python 3.11 and 3.12 support

.github/workflows/ci.yml

@@ -3,10 +3,10 @@ name: Python CI
 on:
   push:
     branches:
-      - master
+    - master
   pull_request:
     branches:
-      - '**'
+    - '**'
 
 jobs:
   run_tests:
@@ -15,10 +15,8 @@ jobs:
     strategy:
       matrix:
         os:
-          - ubuntu-20.04
-        python-version:
-          - 3.8
-
+        - ubuntu-20.04
+        python-version: ['3.8', '3.11', '3.12']
     steps:
     - uses: actions/checkout@v2
     - name: setup python

setup.py

@@ -3,7 +3,7 @@
 
 setup(
     name='xqueue_watcher',
-    version='0.2',
+    version='0.3',
     description='XQueue Pull Grader',
     packages=[
         'grader_support',

xqueue_watcher/grader.py

@@ -2,7 +2,6 @@
 Implementation of a grader compatible with XServer
 """
 import html
-import imp
 import sys
 import time
 import json

xqueue_watcher/jailedgrader.py

@@ -4,7 +4,7 @@
 import codecs
 import os
 import sys
-import imp
+import importlib
 import json
 import random
 import gettext
@@ -122,7 +122,8 @@ def grade(self, grader_path, grader_config, submission):
         # Import the grader, straight from the original file.  (It probably isn't in
         # sys.path, and we may be in a long running gunicorn process, so we don't
         # want to add stuff to sys.path either.)
-        grader_module = imp.load_source("grader_module", str(grader_path))
+        sf_loader = importlib.machinery.SourceFileLoader("grader_module", str(grader_path))
+        grader_module = sf_loader.load_module()
         grader = grader_module.grader
 
         # Preprocess for grader-specified errors