how to get full-text search of pysqlite3 work in python2.5.2

[hawk]

Hi,
my environment is debian, python 2.5.2.
when i call con.enable_load_extension(True), the following message
prompt out.
debian:~# python2.5
Python 2.5 (release25-maint, Jul 20 2008, 20:47:25)
[GCC 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import sqlite3
>>> con = sqlite3.connect(":memory:")
>>> con.enable_load_extension(True)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
AttributeError: 'sqlite3.Connection' object has no attribute
'enable_load_extension'

Thanks
Hawk