import pxssh
s = pxssh.pxssh()
if not s.login ('localhost', 'myusername', 'mypassword'):
print "SSH session failed on login."
print str(s)
else:
print "SSH session login successful"
s.sendline ('mycommand')
s.prompt() # match the prompt
print s.before # print everything before the prompt.
s.logout()
#We can also execute multiple command like this:
s.sendline ('uptime;df -h')