add decorator version

wangxx · wangxx · commit 6d3cc7f8a8c6 · 2016-03-30T18:21:34.000+08:00
diff --git a/AK-wang/0001/key_gen_deco.py b/AK-wang/0001/key_gen_deco.py
@@ -0,0 +1,37 @@
+#!/usr/bin/env python
+#-*-coding:utf-8-*-
+
+"""
+第 0001 题：做为 Apple Store App 独立开发者，你要搞限时促销，为你的应用生成激活码（或者优惠券），使用 Python 如何生成 200 个激活码（或者优惠券）？
+"""
+
+import string
+import random
+
+KEY_LEN = 20
+KEY_ALL = 200
+
+def base_str():
+    return (string.letters+string.digits)
+
+def key_gen():  
+    keylist = [random.choice(base_str()) for i in range(KEY_LEN)]
+    return ("".join(keylist))
+
+def print_key(func):
+    def _print_key(num):
+        for i in func(num):
+            print i
+    return _print_key
+
+@print_key
+def key_num(num,result=None):
+    if result is None:
+        result = []
+    for i in range(num):
+        result.append(key_gen())
+    return result
+
+if __name__ == "__main__":
+    #print_key(KEY_ALL)
+    key_num(KEY_ALL)
