1 files changed, 59 insertions, 0 deletions
diff --git a/oop/dp/Decorator.py b/oop/dp/Decorator.py
new file mode 100644
index 0000000..390935a
--- /dev/null
+++ b/oop/dp/Decorator.py
@@ -0,0 +1,59 @@
+
+from abc import ABCMeta, abstractmethod
+
+
+class Person(metaclass=ABCMeta):
+    def __init__(self, name):
+        self._name = name
+
+    @abstractmethod
+    def wear(self):
+        print('着装: ')
+
+
+class Engineer(Person):
+
+    def __init__(self, name, skill):
+        super().__init__(name)
+        self._skill = skill
+
+    def wear(self):
+        print(f'我是 {self._name} 工程师, 我会 {self._skill}')
+        super().wear()
+
+
+class ClothingDecorator(Person):
+    def __init__(self, person: Person):
+        self._decoratored = person
+
+    def wear(self):
+        self._decoratored.wear()
+        self.decorate()
+
+    @abstractmethod
+    def decorate(self):
+        pass
+
+
+class CasualPantDecorator(ClothingDecorator):
+    def __init__(self, person: Person):
+        super().__init__(person)
+    def decorate(self):
+        print('一条卡其色裤子')
+
+
+class BeltDecorator(ClothingDecorator):
+    def __init__(self, person: Person):
+        super().__init__(person)
+
+    def decorate(self):
+        print('一条黑色腰带')
+
+if __name__ == '__main__':
+    tony = Engineer('Tony', '算法')
+    pant = CasualPantDecorator(tony)
+    belt = BeltDecorator(pant)
+    belt.wear()
+
+
+