Update README

README.md

 # JPush API Python Client
-A Python client library for JPush REST APIs.
 
-## Installation
-To install jpush-api-python-client, simply:
+JPush REST APIs 的 Python 语言版本开发包。由 JPush 官方维护。
+
+## 安装
+
+通过 pip 命令：
 
     $ sudo pip install jpush
 
-or alternatively install via easy_install:
+或者使用 easy_install：
 
     $ sudo easy_install jpush
 
-or from source:
+或者直接从源代码安装：
 
     $ sudo python setup.py install
 
-## Examples
-
-Details refer to `examples <https://github.com/jpush/jpush-api-python-client/blob/master/examples>`_
-
-
-# JPush API Python 客户端
-
-## 安装
-
 ## 示例
 
+详情参考：[Examples](https://github.com/jpush/jpush-api-python-client/blob/master/examples)
+