Creates `cookielib.Cookie` instance

def create_cookie(name, value, domain, httponly=None, **kwargs):
    """Creates `cookielib.Cookie` instance"""

    if domain == 'localhost':
        domain = ''
    config = dict(
        name=name,
        value=value,
        version=0,
        port=None,
        domain=domain,
        path='/',
        secure=False,
        expires=None,
        discard=True,
        comment=None,
        comment_url=None,
        rfc2109=False,
        rest={'HttpOnly': httponly},
    )

    for key in kwargs:
        if key not in config:
            raise GrabMisuseError('Function `create_cookie` does not accept '
                                  '`%s` argument' % key)

    config.update(**kwargs)
    config['rest']['HttpOnly'] = httponly

    config['port_specified'] = bool(config['port'])
    config['domain_specified'] = bool(config['domain'])
    config['domain_initial_dot'] = (config['domain'] or '').startswith('.')
    config['path_specified'] = bool(config['path'])

    return Cookie(**config)