code: def _init_browser(self):
          
          self.browser = mechanize.Browser()
          self.browser.set_handle_robots(False)
          self.browser.open(self.server_url + "/youraccount/login")
          self.browser.select_form(nr=0)
          try:
              self.browser['nickname'] = self.user
              self.browser['password'] = self.password
          except:
              self.browser['p_un'] = self.user
              self.browser['p_pw'] = self.password
          # Set login_method to be writable
          self.browser.form.find_control('login_method').readonly = False
          self.browser['login_method'] = self.login_method
          self.browser.submit()
docs: Ovveride this method with the appropriate way to prepare a logged in
          browser.