task: Complete step 5 prep exercises

Author: jakr-s

prep-exercises/dataclasses_ex.py

@@ -0,0 +1,30 @@
+# ------------------------
+# Q. Write a Person class using @datatype which uses a datetime.date for date of birth, rather than an int for age.
+
+# Re-add the is_adult method to it.
+# ------------------------
+
+# A.
+
+import datetime as dt
+from dataclasses import dataclass
+
+
+@dataclass
+class Person:
+    name: str
+    birthdate: dt.date
+    preferred_operating_system: str
+
+    def is_adult(self) -> bool:
+        today = dt.date.today()
+        age = today.year - self.birthdate.year
+        birthday_this_year = dt.date(
+            today.year, self.birthdate.month, self.birthdate.day)
+        if today < birthday_this_year:
+            age -= 1
+        return age >= 18
+
+
+imran = Person("Imran", dt.date(2008, 3, 21), "Ubuntu")
+print(imran.is_adult())