typo fix

docs/00-集群规划和基础参数设定.md

@@ -62,6 +62,29 @@ yum install git python-pip -y
 pip install pip --upgrade -i http://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com
 pip install --no-cache-dir ansible -i http://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com
 ```
+
+在`Ubuntu 16.04`中，如果出现以下错误:
+
+``` bash
+Traceback (most recent call last):
+  File "/usr/bin/pip", line 9, in <module>
+    from pip import main
+ImportError: cannot import name main
+```
+将`/usr/bin/pip`做以下修改：
+
+``` bash
+#原代码
+from pip import main
+if __name__ == '__main__':
+    sys.exit(main())
+
+#修改后
+from pip import __main__
+if __name__ == '__main__':
+    sys.exit(__main__._main())
+```
+
 ### 4.在deploy节点配置免密码登陆
 
 ``` bash

docs/quickStart.md

@@ -51,7 +51,7 @@ Traceback (most recent call last):
     from pip import main
 ImportError: cannot import name main
 ```
-将`/usr/bin/python`做以下修改：
+将`/usr/bin/pip`做以下修改：
 
 ``` bash
 #原代码