inheritance task

Author: ebrahimbeiati

sprint-5/inheritance.py

@@ -0,0 +1,54 @@
+class Parent:
+    def __init__(self, first_name: str, last_name: str):
+        self.first_name = first_name
+        self.last_name = last_name
+
+    def get_name(self) -> str:
+        return f"{self.first_name} {self.last_name}"
+
+
+class Child(Parent):
+    def __init__(self, first_name: str, last_name: str):
+        super().__init__(first_name, last_name)
+        self.previous_last_names = []
+
+    def change_last_name(self, last_name) -> None:
+        self.previous_last_names.append(self.last_name)
+        self.last_name = last_name
+
+    def get_full_name(self) -> str:
+        suffix = ""
+        if len(self.previous_last_names) > 0:
+            suffix = f" (née {self.previous_last_names[0]})"
+        return f"{self.first_name} {self.last_name}{suffix}"
+    
+person1 = Child("Elizaveta", "Alekseeva")
+#first name is Elizaveta, last name is Alekseeva, no previous last names
+print(person1.get_name())
+#Elizaveta Alekseeva
+
+print(person1.get_full_name())
+#Elizaveta Alekseeva
+
+person1.change_last_name("Tyurina")
+#previous last name is now Alekseeva, current last name is Tyurina
+
+print(person1.get_name())
+#Elizaveta Tyurina
+
+print(person1.get_full_name())
+#Elizaveta Tyurina (née Alekseeva)
+
+person2 = Parent("Elizaveta", "Alekseeva")
+# first name is Elizaveta, last name is Alekseeva
+print(person2.get_name())
+#Elizaveta Alekseeva
+
+print(person2.get_full_name())
+# AttributeError: 'Parent' object has no attribute 'get_full_name'
+person2.change_last_name("Tyurina")
+# AttributeError: 'Parent' object has no attribute 'change_last_name'
+print(person2.get_name())
+#Elizaveta Alekseeva, because the last name was not changed
+print(person2.get_full_name())
+# AttributeError: 'Parent' object has no attribute 'get_full_name'