#!/usr/bin/python

import pexpect
import sys

session = pexpect.spawn('telnet asw-47-2-4\n')
session.expect('Username:')
session.sendline('jason')
session.expect('Password:')
session.sendline('superdupersecret')
session.expect('asw-47-2-4#')
session.sendline('reboot')

*************OUTPUT*************************
$ python asw-47-2-4-test.py
Traceback (most recent call last):
  File "asw-47-2-4-test.py", line 7, in <module>
    session.expect('Username:')
  File "/usr/lib/python2.5/site-packages/pexpect.py", line 1311, in expect
    return self.expect_list(compiled_pattern_list, timeout, searchwindowsize)
  File "/usr/lib/python2.5/site-packages/pexpect.py", line 1325, in expect_list
    return self.expect_loop(searcher_re(pattern_list), timeout, searchwindowsize
)
  File "/usr/lib/python2.5/site-packages/pexpect.py", line 1396, in expect_loop
    raise EOF (str(e) + '\n' + str(self))
pexpect.EOF: End Of File (EOF) in read_nonblocking(). Empty string style platfor
m.
<pexpect.spawn object at 0x7ff290cc>
version: 2.3 ($Revision: 399 $)
command: /cygdrive/c/WINDOWS/system32/telnet
args: ['/cygdrive/c/WINDOWS/system32/telnet', 'asw-47-2-4']
searcher: searcher_re:
    0: re.compile("Username:")
buffer (last 100 chars):
before (last 100 chars):
after: <class 'pexpect.EOF'>
match: None
match_index: None
exitstatus: None
flag_eof: True
pid: 4976
child_fd: 3
closed: False
timeout: 30
delimiter: <class 'pexpect.EOF'>
logfile: None
logfile_read: None
logfile_send: None
maxread: 2000
ignorecase: False
searchwindowsize: None
delaybeforesend: 0.05
delayafterclose: 0.1
delayafterterminate: 0.1