After configuring ssh Free id_rsa.pub secret authentication, the terminal may be implemented in cmd Free tight landing configuration corresponding to the key server, but in the python program, wants to perform call cmd Free secret operations, also need to install sshpass, sshpass with in non-interactive ssh password authentication
没有sshpass报错：to use the 'ssh' connection type with passwords, you must install the sshpass program
step:
1. In the official website to download source packages
wget http://sourceforge.net/projects/sshpass/files/sshpass/1.05/sshpass-1.05.tar.gz
2. Extract
tar xvzf sshpass-Lk05ktrkgsh
3. Unzip the file into the
cd sshpass-1.05
4. Environmental Inspection
./configure
The source compiler installation
make&&make install