save project

man.py

+class Dog:
+    def __init__(self):
+        self.footNum = 4
+        self.eyeNum = 2
+        self.head = 1
+        self.earsNum = 2
+        self.skn = 'white'
+
+    def run(self):
+        print('狗跑')
+
+
+class Husky(Dog):
+    def __init__(self):
+        super().__init__()
+        self.skin = 'black'
+
+coco = Husky()
+print(coco.skin)
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