How to change focus from window to popup window using selenium. focus change from parent window to popup. Here is my python code which does not work

''' 'from selenium import webdriver from selenium.webdriver.common.by import By from time import sleep LINK = "https://tinder.com/" dev = 'C:\development\chromedriver_win32\chromedriver.exe' driver = webdriver.Chrome(executable_path=dev) driver.get(LINK) sleep(5) login = driver.find_element(By.XPATH, '//*[@id="s1362659109"]/div/div[1]/div/main/div[1]/div/div/div/div/header/div/div[2]/div[2]') login.click() sleep(2)

base_window = driver.window_handles[0]
Facebook = driver.find_element(By.XPATH, '//*[@id="s- 
365721967"]/main/div/div[1]/div/div/div[3]/span/div[2]/button')
Facebook.click()
sleep(2)
fb_login_window = driver.window_handles[1]
driver.switch_to.window(fb_login_window)
print(driver.title)'

'''