feat: codewars kata object oriented piracy. test: test codewars test object oriented piracy. chore: README updated for kata

README.md

@@ -19,3 +19,4 @@ Repository for CDS-2020 Programming and Promt Engineering II
 |-|-|-|-|
 |Find the force of gravity between two objects|kata_force_of_gravity.py|test_force_of_gravity.py|[5b609ebc8f47bd595e000627](https://www.codewars.com/kata/5b609ebc8f47bd595e000627/)|
 |The Lamp: Revisited|kata_the_lamp.py|test_the_lamp.py|[570e6e32de4dc8a8340016dd](https://www.codewars.com/kata/570e6e32de4dc8a8340016dd)|
+|OOP: Object Oriented Piracy|kata_object_oriented_piracy.py|test_object_oriented_piracy.py|[54fe05c4762e2e3047000add](https://www.codewars.com/kata/54fe05c4762e2e3047000add)|

src/codewars/kata_object_oriented_piracy.py

@@ -0,0 +1,7 @@
+class Ship:
+    def __init__(self, draft, crew):
+        self.draft = draft
+        self.crew = crew
+
+    def is_worth_it(self):
+        return self.draft - self.crew * 1.5 > 20

tests/codewars/test_object_oriented_piracy.py

@@ -0,0 +1,15 @@
+from src.codewars.kata_object_oriented_piracy import Ship
+
+
+def test_piracy():
+    empty_ship = Ship(0, 0)
+    assert not empty_ship.is_worth_it()
+
+    boat = Ship(15, 20)
+    assert not boat.is_worth_it()
+
+    worthy_ship = Ship(100, 20)
+    assert worthy_ship.is_worth_it()
+
+    big_boat = Ship(35, 20)
+    assert not big_boat.is_worth_it()