Fixed GDM installation, reworked label_files.py, fixed theme removing

scripts/install/theme_installer.py

@@ -1,11 +1,13 @@
 import argparse
+from abc import ABC, abstractmethod
 
 from scripts.install.colors_definer import ColorsDefiner
 from scripts.theme import Theme
 from scripts.tweaks_manager import TweaksManager
 
 
-class ThemeInstaller:
+class ThemeInstaller(ABC):
+    """Base class for theme installers"""
     theme: Theme
 
     def __init__(self, args: argparse.Namespace, colors: ColorsDefiner):
@@ -14,24 +16,39 @@ class ThemeInstaller:
         self.stop_after_first_installed_color = False
         self._define_theme()
 
+    @abstractmethod
     def remove(self):
+        """Method for removing already installed themes"""
         pass
 
     def install(self):
         self.theme.prepare()
         self._apply_tweaks_to_theme()
         self._apply_colors()
+        self._after_install()
 
+    @abstractmethod
     def _define_theme(self):
+        """Here is the place to define the theme object"""
         pass
 
-    def _install_theme(self, hue, theme_name, sat):
-        pass
-
+    @abstractmethod
     def _apply_tweaks_to_theme(self):
+        """Should apply the tweaks for prepared theme"""
+        pass
+
+    @abstractmethod
+    def _install_theme(self, hue, theme_name, sat):
+        """Should say how to install the defined theme"""
+        pass
+
+    @abstractmethod
+    def _after_install(self):
+        """Method to be called after the theme is installed. Can be used for logging or other actions"""
         pass
 
     def _apply_tweaks(self, theme):
+        """This method should be called in the _apply_tweaks_to_theme method"""
         tweaks_manager = TweaksManager()
         tweaks_manager.apply_tweaks(self.args, theme, self.colors)