[!] fix2 __getattr__

internationalization/i18n.py

@@ -19,12 +19,17 @@ class NestedAccessor:
         self.key_chain = key_chain
 
     def __getattr__(self, item):
-        return NestedAccessor(self.parent, self.key_chain + [item])  # Продолжаем цепочку
+        if item.startswith("__"):  # Проверяем системные атрибуты
+            raise AttributeError(f"'{item}' is not accessible")
+        return NestedAccessor(self.parent, self.key_chain + [item])
 
     def __call__(self, **kwargs):
         key = ".".join(self.key_chain)
         return self.parent.get_phrase(key, **kwargs)
 
+    def __add__(self, other):
+        return self() + other
+
     def __str__(self):
         return self()
 
@@ -97,9 +102,6 @@ class I18N:
         key = item.replace("_", ".")  # заменяем _ на . для удобства
         return NestedAccessor(self, [key])  # Начинаем цепочку
 
-    def __setattr__(self, key, value):
-        raise AttributeError("Can't set attribute")
-
     def __call__(self, key: str, **kwargs):
         return self.get_phrase(key, **kwargs)