initial creation

py3interm/EXAMPLES/animal.py

@@ -0,0 +1,47 @@
+#!/usr/bin/env python
+class Animal():
+    count = 0  # <1>
+
+    def __init__(self, species, name, sound):
+        self._species = species
+        self._name = name
+        self._sound = sound
+        Animal.count += 1
+
+    @property
+    def species(self):
+        return self._species
+
+    @classmethod
+    def kill(cls):
+        cls.count -= 1
+
+    @property
+    def name(self):
+        return self._name
+
+    def make_sound(self):
+        print(self._sound)
+
+    @classmethod
+    def remove(cls):
+        cls.count -= 1  # <2>
+
+    @classmethod
+    def zoo_size(cls):  # <3>
+        return cls.count
+
+
+if __name__ == "__main__":
+    leo = Animal("African lion", "Leo", "Roarrrrrrr")
+    garfield = Animal("cat", "Garfield", "Meowwwww")
+    felix = Animal("cat", "Felix", "Meowwwww")
+
+    print(leo.name, "is a", leo.species, "--", end=' ')
+    leo.make_sound()
+
+    print(garfield.name, "is a", garfield.species, "--", end=' ')
+    garfield.make_sound()
+
+    print(felix.name, "is a", felix.species, "--", end=' ')
+    felix.make_sound()