Dog with inheritance

src/dog.py

@@ -0,0 +1,59 @@
+class Dog:
+    amount_of_dogs = 0
+    name: str
+    race: str
+    age: int
+    weight: float
+    bark_sound: str
+
+    def __init__(
+        self, name: str, race: str, age: int, weight: float, bark_sound: str
+    ) -> None:
+        self.name = name
+        self.race = race
+        self.age = age
+        self.weight = weight
+        self.bark_sound = bark_sound
+
+        Dog.amount_of_dogs += 1
+
+    def __str__(self):
+        return f"{self.name} is a {self.age} year old {self.race}"
+
+    def bark(self, times: int = 1) -> str:
+        return f"{self.name} says:" + (f" {self.bark_sound}" * times)
+
+    def birthday(self) -> str:
+        self.age += 1
+        return f"Happy Birthday, {self.name}! You're now {self.age} years old!"
+
+    def is_puppy(self) -> bool:
+        return self.age < 2
+
+
+class Shepperd(Dog):
+    race: str = "shepperd"
+    bark_sound: str = "Woo!"
+
+    def __init__(self, name: str, age: int, weight: float) -> None:
+        Dog.__init__(self, name, Shepperd.race, age, weight, Shepperd.bark_sound)
+
+
+class Poodle(Dog):
+    race: str = "poodle"
+    bark_sound: str = "Wow!"
+
+    def __init__(self, name: str, age: int, weight: float) -> None:
+        Dog.__init__(self, name, Poodle.race, age, weight, Poodle.bark_sound)
+
+
+dog1 = Shepperd("Bello", 5, 22.5)
+print(dog1)
+print(dog1.bark())
+print(dog1.birthday())
+print(Dog.amount_of_dogs)
+
+dog2 = Poodle("Barky", 10, 20)
+print(dog2.bark(3))
+print(dog2.is_puppy())
+print(Dog.amount_of_dogs)