def get_and_post_form(self, url, params, del_params=[], post_url=None):
        
        post_url = post_url or url
        opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(self.cookiejar))
        urllib2.install_opener(opener)
        f = urllib2.urlopen(url)
        form_params = self.get_form_inputs(f.read())
        form_params.update(params)

        for k in del_params:
            if k in form_params:
                del form_params[k]
    
        data = urllib.urlencode(form_params)
        req = urllib2.Request(url=post_url, data=data)
        req.add_header('Referer', url)
        f = urllib2.urlopen(req)
        return f
Extend the expiration time of app *appId* by *minutes*.
dataset/ETHPy150Open fp7-ofelia/ocf/expedient/src/python/expedient/common/tests/client.py/Browser.get_and_post_form--crossover with--dataset/ETHPy150Open ryran/ravshello/rav-notify.py/extend_app_autostop