facebook scrapper

from selenium import webdriver
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.common.by import By
from selenium.common.exceptions import TimeoutException

from bs4 import BeautifulSoup
import urllib.request
import math


# defining variables within the facebook url
class FacebookScraper(object):
    def __init__(self, browser):
        self.browser = browser
        self.url = f"https://wwww.facebook.com/marketplace/" + location + "/search?query=" + query + "&maxPrice=" + max_price


    def log_into_fb(self, usernameStr, passwordStr):
        self.browser.get("https://www.facebook.com")
        # fill in username
        username = browser.find_element_by_id("email")
        username.send_keys(usernameStr)

        # fill in password
        password = browser.find_element_by_id("pass")
        password.send_keys(passwordStr)

        # sign in to facebook
        signInButton = browser.find_element_by_id("loginbutton")
        signInButton.click()

    # navigating to the facebook url
    def load_facebook_url(self, query, location, max_price):

        try:
            # defining the facebook url as a whole
            #url = "https://wwww.facebook.com/marketplace/" + location + "/search?query=" + query + "&maxPrice=" + max_price
            self.browser.get(self.url)
            element = WebDriverWait(browser, 10).until(EC.presence_of_element_located((By.ID, "facebook")),
            print("Page is ready"))
        except TimeoutException:
            print("Loading took too much time")


# extracting information from facebook
    def extract_post_titles(self):

        all_posts = self.browser.find_elements_by_class_name("_1oem")
        post_title_list = []
        for post in all_posts:
            print(post.text)
            post_title_list.append(post.text)
        return post_title_list

    def extract_post_urls(self):
       # url = "https://wwww.facebook.com/marketplace/" + location + "/search?query=" + query + "&maxPrice=" + max_price
        url_list = []
        html_page = urllib.request.urlopen(self.url)
        soup = BeautifulSoup(html_page, "html.parser")
        for link in soup.findAll("a", {"class": "_1oem"}):
            print(link)


# user input variables
location = "nyc"
max_price = "0"
# radius = "2"
query = "books"

# Browser
browser = webdriver.Firefox(
    executable_path=r'C:\Users\Alex\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Python 3.7\geckodriver.exe'
)
# defining log in and password variables
usernameStr = "alexb2123@gmail.com"
passwordStr = "2123Constantine"
scraper = FacebookScraper(browser)
scraper.log_into_fb(usernameStr, passwordStr)
scraper.load_facebook_url(query, location, max_price)
#scraper.extract_post_titles()
scraper.extract_post_urls()