from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.support.ui import WebDriverWait
import time 

name = 'hello world'

driver = webdriver.Firefox()
driver.get('https://www.youtube.com')
id_serth = driver.find_element(By.NAME, "search_query")
id_serth.send_keys(name)
button_serth = driver.find_element(By.ID, "search-icon-legacy")
time.sleep(1)
button_serth.click()
time.sleep(3)
button_filtr = driver.find_element(By.CLASS_NAME ,"ytd-toggle-button-renderer")
button_filtr.click()
time.sleep(3)
button_filtrtode=driver.find_element(By.CLASS_NAME, "ytd-search-filter-renderer")
button_filtrtode.click()


#linkvideo2 = driver.find_element(By.ID, "video-title").get_attribute("href")
time.sleep(3)

urltek = driver.current_url

linkvideo2 = driver.find_element(By.XPATH, '//*[@id="video-title"]').get_attribute('href')


print (linkvideo2)
print (urltek)

None
https://www.youtube.com/results?search_query=hello+world&sp=EgIIAQ%253D%253D