gscrapper to answers

# coding:utf-8
from bs4 import BeautifulSoup
import requests
import re
import sys
import unidecode


class GoogleScraper(object):
    def __init__(self, question):
        self._url = "https://www.google.com/search?q="
        self._headers = {'User-agent': 'Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36 OPR/55.0.2994.61'}
        self.question = u"%s" % question.decode('utf-8', 'ignore')

    def get_answers(self, site=None):
        sites = {1: 'https://brainly.com.br', 2: 'https://galeranerd.me'}
        site = sites.get(site)
        term2search = "site%3A{} {}".format(site, self.question).replace(' ', '+')
        req = requests.get("{google}{search_term}".format(google=self._url, search_term=term2search),
                            headers=self._headers)
        if req.status_code == 200:
            response = req.content.decode('utf-8').encode('ascii', 'ignore')
            soup = BeautifulSoup(response, 'lxml')
            results = soup.findAll('h3', {'class': 'r'})
            for result in results:
                title = result.a.text
                link = result.a['href']
                if re.search(site.replace('/', '\\/').replace('.', '\\.'), link):
                    if 'brainly' in link:
                        link += "#answers"
                    print('{}\n\t{}\n\n'.format(title, link))
            else:
                try:
                    re.search(site.replace('/', '\\/').replace('.', '\\.'), link)
                except Exception as e:
                    print("{}".format(e))
        else:
            return False

if __name__ == '__main__':
    google = GoogleScraper(raw_input("Qual a pergunta? "))
    google.get_answers(int(raw_input("[1] - Brainly\n[2] - Galera Nerd\nEscolha: ")))