code: def web_screenshot(url, outfile, browser=None):
      
  
      valid_browsers = ['firefox', 'chromium-browser']
      available_browsers = [ b for b in valid_browsers if which(b) ]
  
      if not available_browsers:
          print("You don't have firefox or chromium-browser in your PATH".format(browser), file=sys.stderr)
          return False
  
      if not browser:
          browser = available_browsers[0]
  
      if browser not in available_browsers:
          print("You don't have {} in your PATH".format(browser), file=sys.stderr)
          return False
  
      #screenshot_cmd = ''
      #profile_firefox = shlex.split('firefox --new-instance --CreateProfile habu.web.screenshot')
      #screenshot_firefox = shlex.split('firefox --new-instance --headless -P habu.web.screenshot --screenshot {} {}'.format(outfile, url))
      #screenshot_chromium = shlex.split('chromium-browser --headless --disable-gpu --window-size=1440,900 --screenshot={} {}'.format(outfile, url))
  
      if browser == 'firefox':
          profile_firefox = shlex.split('firefox --new-instance --CreateProfile habu.web.screenshot')
          subprocess.Popen(profile_firefox, stderr=subprocess.DEVNULL)
          screenshot_cmd = shlex.split('firefox --new-instance --headless -P habu.web.screenshot --screenshot {} {}'.format(outfile, url))
  
      if browser == 'chromium-browser':
          screenshot_cmd = shlex.split('chromium-browser --headless --disable-gpu --window-size=1440,900 --screenshot={} {}'.format(outfile, url))
  
      outfile = Path(outfile)
      if outfile.is_file():
          outfile.unlink()
  
      with subprocess.Popen(screenshot_cmd, stderr=subprocess.DEVNULL) as proc:
  
          for count in range(DURATION):
  
              sleep(1)
  
              if outfile.is_file():
                  break
  
              if count == DURATION - 1:
                  print("Unable to create screenshot", file=sys.stderr)
                  break
  
          proc.kill()
  
      return True
docs: Create a screenshot of a website.