I had a problem with Facebook share button when I execute that it's doing all good but it's not clicking on facebook share button please help me!
Here is my video you can see here>> https://photos.app.goo.gl/Pi1tRQTwhqg5tmpn9
here is element HTML code:
here is this element code : 
   <span class="_18vi"><a class=" _2nj7 _18vj _18vk" data-ft="{ "tn": "J", "type": 25 }" href="/ajax/sharer/?s=22&appid=25554907596&id=1816791348467451&p[0]=130584170421519&p[1]=1816792805133972&sharer_type=all_modes&av=130584170421519" rel="dialog" role="button" tabindex="0" title="Send this to friends or post it on your timeline.">Share</a></span>
Here is my code:
    from selenium import webdriver
    from selenium.webdriver.common.by import By
    from selenium.webdriver.support.ui import WebDriverWait
    from selenium.webdriver.support import expected_conditions as EC
    from selenium.webdriver.common.keys import Keys
    import time
    
    
    driver = webdriver.Chrome()
    driver.get("https://www.facebook.com/")
    driver.maximize_window()
    phone=WebDriverWait(driver, 50).until(EC.element_to_be_clickable((By.XPATH, "//*[@id='email']"))).send_keys("03460522942")
    time.sleep(2)
    pas=WebDriverWait(driver, 50).until(EC.element_to_be_clickable((By.XPATH, "//*[@id='pass']"))).send_keys("......")
    time.sleep(.5)
    login=WebDriverWait(driver, 50).until(EC.element_to_be_clickable((By.XPATH, "//*[@id='loginbutton']"))).click()
    time.sleep(.5)
    #Searc
    search=WebDriverWait(driver, 100).until(EC.element_to_be_clickable((By.XPATH, "/html[1]/body[1]/div[1]/div[2]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]/div[2]/div[1]/form[1]/div[1]/div[1]/div[1]/div[1]/input[2]"))).send_keys("lunch.pk")
    search2=WebDriverWait( driver, 100).until(EC.element_to_be_clickable((By.XPATH, "/html[1]/body[1]/div[1]/div[2]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]/div[2]/div[1]/form[1]/button[1]"))).click()
    click_page=WebDriverWait( driver, 50).until(EC.element_to_be_clickable((By.XPATH, "/html[1]/body[1]/div[1]/div[3]/div[1]/div[1]/div[3]/div[2]/div[1]/div[1]/div[3]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]/div[2]/div[1]/div[1]/div[1]/div[1]/div[1]/div[2]/div[1]/div[1]/div[2]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]/a[1]/span[1]"))).click()
    click_photos=WebDriverWait( driver, 50).until(EC.element_to_be_clickable((By.XPATH, "/html[1]/body[1]/div[1]/div[3]/div[1]/div[1]/div[1]/div[1]/div[1]/div[1]/div[3]/div[3]"))).click()
    click_banner=WebDriverWait( driver, 50).until(EC.element_to_be_clickable((By.XPATH, "/html[1]/body[1]/div[1]/div[3]/div[1]/div[1]/div[1]/div[2]/div[2]/div[1]/div[2]/div[1]/div[2]/div[1]/div[2]/div[1]/div[1]/a[1]/img[1]"))).click()
    click_Share=WebDriverWait( driver, 50).until(EC.element_to_be_clickable((By.XPATH, "//*[@id='u_1b_2']/div[2]/div/div[2]/div/span[3]/a/text()"))).click()
Here is my error:
    Traceback (most recent call last):
      File ".\facebook.py", line 24, in <module>
        click_Share=WebDriverWait( driver, 50).until(EC.element_to_be_clickable((By.XPATH, "//*[@id='u_1b_2']/div[2]/div/div[2]/div/span[3]/a/text()"))).click()
      File "C:\Users\Hamza Lachi\AppData\Local\Programs\Python\Python37-32\lib\site-packages\selenium\webdriver\support\wait.py", line 71, in until
        value = method(self._driver)
      File "C:\Users\Hamza Lachi\AppData\Local\Programs\Python\Python37-32\lib\site-packages\selenium\webdriver\support\expected_conditions.py", line 297, in __call__
        element = visibility_of_element_located(self.locator)(driver)
      File "C:\Users\Hamza Lachi\AppData\Local\Programs\Python\Python37-32\lib\site-packages\selenium\webdriver\support\expected_conditions.py", line 128, in __call__
        return _element_if_visible(_find_element(driver, self.locator))
      File "C:\Users\Hamza Lachi\AppData\Local\Programs\Python\Python37-32\lib\site-packages\selenium\webdriver\support\expected_conditions.py", line 148, in _element_if_visible
    AttributeError: 'NoneType' object has no attribute 'is_displayed'
Iמ
    return element if element.is_displayed() == visibility else False