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How do list command on one ssh command?

I try connect with ssh2 and run script in one line command.

/usr/bin/ssh2 --password ${password} -l root ${address} cd ${dir} ; python script.py

But directory isn't changed. Why ? I want write with two command. It does only first command (cd)

Solved

Hello you should use && instead of ; and put command in " example:

/usr/bin/ssh2 --password ${password} -l root ${address} "cd ${dir} && python script.py"


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