Complete task-3 Classes and objects

Author: Konvaly

sprint-5-prep/3-classes-and-objects.py

@@ -0,0 +1,24 @@
+class Person:
+    def __init__(self, name: str, age: int, preferred_operating_system: str):
+        self.name = name
+        self.age = age
+        self.preferred_operating_system = preferred_operating_system
+
+imran = Person("Imran", 22, "Ubuntu")
+print(imran.name)
+#print(imran.address)
+#error: Person class has no attribute "address"
+
+eliza = Person("Eliza", 34, "Arch Linux")
+print(eliza.name)
+#print(eliza.address)
+#the same error: Person class has no attribute "address"
+
+def is_adult(person: Person) -> bool:
+    return person.age >= 18
+
+print(is_adult(imran))
+
+def get_phone(person: Person) -> str:
+    return person.phone_number
+# After running mypy this method also causes an error, because Person class has no attribute "phone_number"