Core, CI: Add Python 3.12 support (#3290)

* Core, CI: add py3.12 compat

* Stardew Valley: Fix tests for Py3.12

* ModuleUpdate: always install pkg_resources

* Docs: update supported python versions

* WebHost: update pony to upstream 0.7.18

* CI: test hosting update to py3.12

* Update docs/running from source.md

.github/workflows/unittests.yml

@@ -37,12 +37,13 @@ jobs:
           - {version: '3.9'}
           - {version: '3.10'}
           - {version: '3.11'}
+          - {version: '3.12'}
         include:
           - python: {version: '3.8'}  # win7 compat
             os: windows-latest
-          - python: {version: '3.11'}  # current
+          - python: {version: '3.12'}  # current
             os: windows-latest
-          - python: {version: '3.11'}  # current
+          - python: {version: '3.12'}  # current
             os: macos-latest
 
     steps:
@@ -70,7 +71,7 @@ jobs:
         os:
           - ubuntu-latest
         python:
-          - {version: '3.11'}  # current
+          - {version: '3.12'}  # current
 
     steps:
     - uses: actions/checkout@v4

ModuleUpdate.py

@@ -75,13 +75,13 @@ def update(yes: bool = False, force: bool = False) -> None:
     if not update_ran:
         update_ran = True
 
+        install_pkg_resources(yes=yes)
+        import pkg_resources
+
         if force:
             update_command()
             return
 
-        install_pkg_resources(yes=yes)
-        import pkg_resources
-
         prev = ""  # if a line ends in \ we store here and merge later
         for req_file in requirements_files:
             path = os.path.join(os.path.dirname(sys.argv[0]), req_file)

WebHostLib/requirements.txt

@@ -1,6 +1,6 @@
 flask>=3.0.3
 werkzeug>=3.0.3
-pony>=0.7.17
+pony>=0.7.18
 waitress>=3.0.0
 Flask-Caching>=2.3.0
 Flask-Compress>=1.15

docs/running from source.md

@@ -8,7 +8,7 @@ use that version. These steps are for developers or platforms without compiled r
 
 What you'll need:
  * [Python 3.8.7 or newer](https://www.python.org/downloads/), not the Windows Store version
-   * **Python 3.12 is currently unsupported**
+   * Python 3.12.x is currently the newest supported version
  * pip: included in downloads from python.org, separate in many Linux distributions
  * Matching C compiler
    * possibly optional, read operating system specific sections
@@ -31,7 +31,7 @@ After this, you should be able to run the programs.
 
 Recommended steps
  * Download and install a "Windows installer (64-bit)" from the [Python download page](https://www.python.org/downloads)
-   * **Python 3.12 is currently unsupported**
+   * [read above](#General) which versions are supported
 
  * **Optional**: Download and install Visual Studio Build Tools from
    [Visual Studio Build Tools](https://visualstudio.microsoft.com/visual-cpp-build-tools/).