decorators

Author: pcakhilnadh

.gitignore

@@ -0,0 +1,3 @@
+/Topics/Env_Python
+.DS_Store
+Topics/.idea

Topics/decorators.py

@@ -0,0 +1,27 @@
+def smart_div_dec(original_fun):
+    def smart_div(a,b):
+        if a<b:
+            a,b=b,a
+        return original_fun(a,b)
+    return smart_div
+
+@smart_div_dec
+def div(a,b):
+    print (a/b)
+
+print(div(2,4))
+
+
+class smart_div_dec_class():
+    def __init__(self,original_func):
+        self.original_func = original_func
+    def __call__(self, a,b):
+        if a<b :
+            a,b =b,a
+        return self.original_func(a,b)
+
+@smart_div_dec_class
+def div(a,b):
+    print (a/b)
+
+print(div(2,4))