fix readme doc, test=document_fix (#498)

README.md

@@ -203,7 +203,7 @@ pip install paddleslim -i https://pypi.tuna.tsinghua.edu.cn/simple
 ```
 ### 量化和Paddle版本的对应关系
 
-如果在ARM和GPU上预测，每个版本都可以，如果在CPU上预测，请选择Paddle 2.0对应的PaddleSlim 1.1.0版本
+如果在ARM和GPU上预测，每个版本都可以，如果在CPU上预测，请选择Paddle 2.0对应的PaddleSlim 1.2.0版本
 
 - Paddle 1.7 系列版本，需要安装PaddleSlim 1.0.1版本
 
@@ -217,10 +217,10 @@ pip install paddleslim==1.0.1 -i https://pypi.tuna.tsinghua.edu.cn/simple
 pip install paddleslim==1.1.1 -i https://pypi.tuna.tsinghua.edu.cn/simple
 ```
 
-- Paddle 2.0 系列版本，需要安装PaddleSlim 1.1.0版本
+- Paddle 2.0 系列版本，需要安装PaddleSlim 1.2.0版本
 
 ```bash
-pip install paddleslim==1.1.0 -i https://pypi.tuna.tsinghua.edu.cn/simple
+pip install paddleslim==1.2.0 -i https://pypi.tuna.tsinghua.edu.cn/simple
 ```
 
 

README_en.md

@@ -60,7 +60,7 @@ pip install paddleslim -i https://pypi.org/simple
 
 If you want to use quantization in PaddleSlim, please install PaddleSlim as follows.
 
-If you want to use quantized model in ARM and GPU, any PaddleSlim version is ok and you should install 1.1.0 for CPU.
+If you want to use quantized model in ARM and GPU, any PaddleSlim version is ok and you should install 1.2.0 for CPU.
 
 - For Paddle 1.7, install PaddleSlim 1.0.1
 
@@ -74,10 +74,10 @@ pip install paddleslim==1.0.1 -i https://pypi.tuna.tsinghua.edu.cn/simple
 pip install paddleslim==1.1.1 -i https://pypi.tuna.tsinghua.edu.cn/simple
 ```
 
-- For Paddle 2.0 ，install PaddleSlim 1.1.0
+- For Paddle 2.0 ，install PaddleSlim 1.2.0
 
 ```bash
-pip install paddleslim==1.1.0 -i https://pypi.tuna.tsinghua.edu.cn/simple
+pip install paddleslim==1.2.0 -i https://pypi.tuna.tsinghua.edu.cn/simple
 ```
 
 ## Usage