Add new file

diy-test1.py

+class Cat:
+    def __init__(self):
+        self.footNum = 4  # 腿
+        self.eyeNum = 2   # 眼睛
+        self.head = 1    # 头
+        self.earsNum = 2   # 耳朵
+        self.skin = "black"
+
+    def run(self):
+        print("小猫飞快的跑起来")
+
+    def skill():
+        ??
+
+role = Cat()
+role.skill("老鼠")
\ No newline at end of file