Fix library cleanup (#1739)

Fixes #1737

This commit...

1. adds python 3.13 to the list of legacy environments requiring cleanup, 
   if no longer supported.
2. uses ST versions to detect supported python version(s), to avoid wrong
   assumptions if an upgrade doesn't cleanup obsolete files.

Author: deathaxe

package_control/package_cleanup.py

@@ -159,20 +159,12 @@ def cleanup_python_environments(self):
         cache2 = os.path.join(sys_path.cache_path(), "__pycache__", "data", "Lib", "python")
 
         supported_versions = sys_path.python_versions()
-        if "3.3" not in supported_versions:
-            # Python folder is re-created at each startup, hence just clear it for now.
-            clear_directory(libdir + "33")
-            # Python 3.3 itself doesn't support nor create compiled cache modules,
-            # ST's fallback mechanism might however have created some py38 or py313 cache files
-            # in those directories, which need to be cleared out.
-            delete_directory(cache1 + "33")
-            delete_directory(cache2 + "33")
-
-        if "3.8" not in supported_versions:
-            # if 3.8 is not supported it is not present, delete all folders
-            delete_directory(libdir + "38")
-            delete_directory(cache1 + "38")
-            delete_directory(cache2 + "38")
+        for pyver in ("3.3", "3.8", "3.13", "3.14"):
+            if pyver not in supported_versions:
+                pyver = pyver.replace(".", "")
+                clear_directory(libdir + pyver)
+                delete_directory(cache1 + pyver)
+                delete_directory(cache2 + pyver)
 
     def cleanup_pending_packages(self):
         """

package_control/sys_path.py

@@ -75,6 +75,8 @@
     if __installed_packages_path is None:
         raise FileNotFoundError('Installed Packages')
 
+assert __data_path
+
 if PREFIX:
     __data_path = PREFIX + __data_path
     __default_packages_path = PREFIX + __default_packages_path
@@ -151,28 +153,25 @@ def lib_paths():
     try:
         return lib_paths.cache
     except AttributeError:
+        assert __data_path
         st_version = int(sublime.version())
-        if st_version > 4000:
-            root = os.path.dirname(__executable_path)
-            fext = ".exe" if sublime.platform() == "windows" else ""
+        if st_version >= 4203:
+            lib_paths.cache = {"3.14": os.path.join(__data_path, "Lib", "python314")}
+        elif st_version >= 4201:
+            lib_paths.cache = {"3.13": os.path.join(__data_path, "Lib", "python313")}
+        elif st_version >= 4000:
+            lib_paths.cache = {"3.8": os.path.join(__data_path, "Lib", "python38")}
+        else:
+            lib_paths.cache = {"3.3": os.path.join(__data_path, "Lib", "python3.3")}
 
+        if st_version >= 4194:
             settings = sublime.load_settings("Preferences.sublime-settings")
-            data = (
-                ("3.3", "python33", not settings.get('disable_plugin_host_3.3', False)),
-                ("3.8", "python38", True),
-                ("3.13", "python313", True),
-                ("3.14", "python314", True),
-            )
-            lib_paths.cache = {
-                py_ver: os.path.join(__data_path, "Lib", py_dir)
-                for py_ver, py_dir, enable in data
-                if enable and os.path.isfile(os.path.join(root, "plugin_host-" + py_ver + fext))
-            }
+            if not settings.get("disable_plugin_host_3.3", False):
+                root = os.path.dirname(__executable_path)
+                fext = ".exe" if sublime.platform() == "windows" else ""
+                if os.path.isfile(os.path.join(root, "plugin_host-3.3" + fext)):
+                    lib_paths.cache["3.3"] = os.path.join(__data_path, "Lib", "python33")
 
-        else:
-            lib_paths.cache = {
-                "3.3": os.path.join(__data_path, "Lib", "python3.3")
-            }
         return lib_paths.cache