paramiko_custom_key.py

#!/usr/bin/python

import os
import paramiko


key = paramiko.RSAKey.from_private_key_file(
                        os.path.expanduser('~/.ssh/id_rsa_priv'))
client = paramiko.SSHClient()
client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
client.connect(hostname='test', pkey = key)
stdin , stdout, stderr = client.exec_command('hostname')
print stdout.read()
print stderr.read()
client.close()