Merge pull request flaggo#11 from flaggo/feature/setobject

Feature/setobject

Author: istommao

README.md

@@ -62,7 +62,7 @@ gitbook serve
     - [ ] Python 字符串 对象
     - [ ] Python List 对象
     - [x] Python Dict 对象
-    - [ ] Python Set 对象
+    - [x] Python Set 对象
     - [ ] 实现简版 Python
 - [ ] Python 虚拟机
     - [ ] Python 编译结果