generic ex

Author: sarawone

AYK/generic.py

@@ -0,0 +1,21 @@
+from dataclasses import dataclass
+from typing import List
+
+@dataclass(frozen=True)
+class Person:
+    name: str
+    children: List["Person"]
+    age : int
+    
+
+fatma = Person(name="Fatma", children=[],age = 4)
+aisha = Person(name="Aisha", children=[],age =2)
+
+imran = Person(name="Imran", children=[fatma, aisha],age=33)
+
+def print_family_tree(person: Person) -> None:
+    print(person.name)
+    for child in person.children:
+        print(f"- {child.name} ({child.age})")
+
+print_family_tree(imran)