Takes a full page screenshot of a website using Selenium and Firefox with a delay of 1 second.

screenshot.py

from selenium import webdriver
from selenium.webdriver.firefox.options import Options
import sys
import time

# Get the url and name
if len(sys.argv) != 3:
    print("Usage: " + sys.argv[0] + " <File> <URL>")
    sys.exit()

file = sys.argv[1]
url = sys.argv[2]

options = Options()
options.add_argument( "--headless" )
driver = webdriver.Firefox( firefox_options=options )
driver.get(url)
time.sleep(1)
el = driver.find_element_by_tag_name('body')
el.screenshot(file)
driver.quit()
sys.exit()