Python: require 3.8, test 3.12

Author: manics

.github/workflows/workflow.yml

@@ -21,8 +21,8 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-          - '3.7'
-          - '3.10'
+          - '3.8'
+          - '3.12'
     env:
       PACKER_VERSION: 1.6.1
     runs-on: ubuntu-22.04

setup.py

@@ -6,9 +6,8 @@
     install_requires=[
         "dockerfile-parse>=2,<3",
         "jupyter-repo2docker>=2022.02.0",
-        "importlib_resources;python_version<'3.7'",
     ],
-    python_requires=">=3.7",
+    python_requires=">=3.8",
     author="Simon Li",
     url="https://github.com/manics/repo2shellscript",
     description="Repo2docker shell-script extension",