#!/usr/bin/env python
import paramiko
client = paramiko.SSHClient()
client.load_system_host_keys()
client.connect('10.90.90.90', 22, 'admin', 'admin')
stdin,stdout,stderr = client.exec_command("show ipif")
print stdout.read()
client.close()


Traceback (most recent call last):
  File "mytest.py", line 6, in <module>
    stdin,stdout,stderr = client.exec_command("show ipif")
  File "build/bdist.linux-x86_64/egg/paramiko/client.py", line 355, in exec_command
  File "build/bdist.linux-x86_64/egg/paramiko/channel.py", line 213, in exec_command
  File "build/bdist.linux-x86_64/egg/paramiko/channel.py", line 1084, in _wait_for_event
paramiko.SSHException: Channel closed.

#!/usr/bin/env expect
spawn ssh admin@10.90.90.90
expect "assword:"
send "admin\r"
expect "#"
send "show ipif\r "
set results $expect_out(buffer)
send "logout\r"
expect eof

#!/usr/bin/env python
import pexpect

ssh_newkey = 'Are you sure you want to continue connecting'

p=pexpect.spawn('ssh admin@10.90.90.90')

i=p.expect([ssh_newkey,'password:',pexpect.EOF])
if i==0:
    p.sendline('yes')
    i=p.expect([ssh_newkey,'password:',pexpect.EOF])
if i==1:
    p.sendline("admin")
    p.expect('#')
    p.sendline("show ipif")
    p.expect("#")
    p.sendline("logout")
elif i==2:
    pass
print p.before