auth_cookie = self.get_secure_cookie('user')
auth_cookie = tornado.escape.native_str(self.get_secure_cookie('user'))
from BeautifulSoup import BeautifulSoup
soup = BeautifulSoup('<textarea name="classified_description"></textarea>')
soup.find('textarea', {'name': 'classified_description'}).insert(0, 'value')
assert str(soup) == '<textarea name="classified_description">value</textarea>'