code: def cli():
      
      argv = docopt(__doc__, version=VERSION)
      if argv['genspider']:
          name = f"{argv['<name>']}.py"
          use_async = argv['--async']
          template = 'data_async.tmpl' if use_async else 'data.tmpl'
          package_dir = Path(__file__).parent
          template_text = package_dir.joinpath('templates', template).read_text()
          Path(name).write_text(template_text)
      if argv['shell']:
          url = argv['<url>'] if argv['<url>'] else input(
              'Plz specific a site to crawl\nurl: ')
          res = requests.get(url, headers=DEFAULT_HEADERS)
          if not res:
              exit('Failed to fetch the page.')
          tree = Selector(text=res.text)
          allvars = {**locals(), **globals()}
          try:
              from ptpython.repl import embed
              print(BANNER)
              embed(allvars)
          except ImportError:
              code.interact(local=allvars, banner=BANNER)
docs: Commandline for looter :d