import re
from mechanize import Browser

br = Browser()
br.open("http://201.216.202.89/apps/gombu/fsearch.php?tid=0")
>>> print br

br.addheaders(['Accept: text/html'])

Traceback (most recent call last):
  File "<pyshell#6>", line 1, in <module>
    br.addheaders(['Accept: text/html'])
TypeError: 'list' object is not callable