Logged In: YES 
user_id=30293

They are pipes:

Python 2.4b1 (#1, Oct 17 2004, 12:04:08) 
[GCC 3.3.3 [FreeBSD] 20031106] on freebsd5
Type "help", "copyright", "credits" or "license" for more
information.
>>> import os, subprocess
>>> subprocess.call(["lsof", "-p", str(os.getpid())])
COMMAND  PID    USER   FD   TYPE     DEVICE SIZE/OFF    NODE
NAME
<snipped seemingly irrelevant .so files and folders>
python  1609 shalabh    0u  VCHR        5,1  0t15826     114
/dev/ttyp1
python  1609 shalabh    1u  VCHR        5,1  0t15826     114
/dev/ttyp1
python  1609 shalabh    2u  VCHR        5,1  0t15826     114
/dev/ttyp1
python  1609 shalabh    3u  PIPE 0xc541acc4    16384       
 ->0xc541ad70
python  1609 shalabh    4u  PIPE 0xc541ad70    16384       
 ->0xc541acc4
0