import csv
import sys
from urllib.request import urlopen, Request
from bs4 import BeautifulSoup

titulo, plataforma, soporte, anio = range(4)
def get_year(titulo, plataforma):
    url = "https://www.google.com/search?q=" + titulo.replace(" ", "+") + "+" + plataforma + "+year"
    page = urlopen(Request(url, headers={"User-Agent": "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:69.0) Gecko/20100101 Firefox/69.0"})).read()
    soup = BeautifulSoup(page, "html.parser")
    year = soup.find_all("div", class_=["Z0LcW"])[0].contents[0][-4:]
    return year

csv_reader = csv.reader(sys.stdin)
csv_writer = csv.writer(sys.stdout)
for game in csv_reader:
    if not game[anio]:
        title = game[titulo]
        platform = game[plataforma]
        try:
            new_year = get_year(title, platform)
        except:
            new_year = ""
        game[anio] = new_year
    csv_writer.writerow(game)