Whatsapp automation Using Selenium

try:

from selenium import webdriver 

from selenium.webdriver.support.ui import WebDriverWait 

from selenium.webdriver.support import expected_conditions as EC 

from selenium.webdriver.common.keys import Keys 

from selenium.webdriver.common.by import By 

import time 

driver = webdriver.Firefox(executable_path=r"D:\\selenium\\geckodriver.exe")

driver.get("https://web.whatsapp.com/") 

wait = WebDriverWait(driver, 600)

target = '"Target"'

string = "Message sent using Python!!!"

x_arg = '//span[contains(@title,' + target + ')]'

group_title = wait.until(EC.presence_of_element_located((By.XPATH, x_arg)))

group_title.click() 

input_box = driver.find_element_by_css_selector("._2UL8j > div:nth-child(2)")

for x in range(1):

    input_box.send_keys(string+Keys.ENTER)

            time.sleep(1)

except Exception as e:

print(e)