using @datatype& datetime.date & add the is_adult method

Author: sheida-shab

sprint5-prep/prep5-exercise.py

@@ -0,0 +1,17 @@
+from dataclasses import dataclass
+import datetime
+@dataclass(frozen=True)
+class Person:
+    name: str
+    date_of_birth: datetime.date
+    preferred_operating_system: str
+    def is_adult(self) -> bool :
+      today=datetime.date.today()
+      age=today.year-self.date_of_birth.year
+      if(today.month,today.day)<(self.date_of_birth.month,self.date_of_birth.day) :
+         age -=1
+      return age>=18
+imran = Person("Imran", datetime.date(2007,12,16), "Ubuntu")  
+print(imran) 
+print(imran.is_adult())
+