Improved module priority handling

src/modules_core/abc/module_abc.py

@@ -5,7 +5,10 @@ import discord
 class ModuleABC(ABC):
 
     @abstractmethod
-    def __init__(self): pass
-    
-    @abstractmethod
-    def get_priority(self, t: type) -> int: pass
+    def __init__(self):
+        self._priorities = {}
+
+    def get_priority(self, t: type) -> int:
+        if t not in self._priorities:
+            raise Exception(f'Priority for {t} not found!')
+        return self._priorities[t]