Tips and Traps¶
The command-line tool of some (e.g., network) applications might be slow to authenticate. If you use pexect to automate such a command-line tool, it is best to wait for sometime after sending password using
child.sendline(passwd). If the authentication has ouput on both success and failure, a smart way is to wait for the success or failure message to come out.
Terminal Multiplexers
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There are 2 mature popular terminal multiplexer apps: screen and tmux. Both of them are very useful if you want to work on multiple tasks over 1 SSH connection. Screen is relative simple to use while tmux is much more powerful and more complicated to use.
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Besides enabling users to …