assessment1.py

@@ -1,4 +1,4 @@
-from Simulation import Simulation
+'''
 class Vault:
     def __init__(self):
         self._treasure = "gold"
@@ -15,4 +15,67 @@ class Vault:
         if self.__dict__ != self._attributes:
             print("attribute deleted!")
         return self._treasure
-    
+
+v=Vault()
+print(v.treasure)
+'''
+'''
+class Vault:
+    def __init__(self):
+        self._treasure = "gold"
+        self._original_dict = dict(self.__dict__)
+
+    def __setattr__(self, name, value):
+        if name != "_treasure" and name in self.__dict__ and self._original_dict.get(name) != value:
+            print("attribute deleted!")
+        self.__dict__[name] = value
+
+    @property
+    def treasure(self):
+        if self.__dict__ != self._original_dict:
+            print("attribute deleted!")
+        return self._treasure
+v = Vault()
+print(v.treasure)
+'''
+'''
+class Vault:
+    def __init__(self):
+        self._treasure = "gold"
+        self._attributes = dict(self.__dict__)
+
+    def __setattr__(self, name, value):
+        if name != "_attributes" and name not in self._attributes:
+            print("attribute deleted!")
+        self._attributes[name] = value
+        super().__setattr__("_attributes", dict(self.__dict__))
+
+    @property
+    def treasure(self):
+        if self.__dict__ != self._attributes:
+            print("attribute deleted!")
+        return self._treasure
+
+v = Vault()
+print(v.treasure)
+'''
+
+class Vault:
+    def __init__(self):
+        self._treasure = "gold"
+
+    def __setattr__(self, name, value):
+        if name != "_attributes" and name not in self.__dict__:
+            print("attribute deleted!")
+        self.__dict__[name] = value
+        self._attributes = dict(self.__dict__)
+
+    @property
+    def treasure(self):
+        if self.__dict__ != self._attributes:
+            print("attribute deleted!")
+        return self._treasure
+
+v = Vault()
+print(v.treasure)
+