set location to Norway

import scrapy
from scrapy_selenium import SeleniumRequest
import logging
from shutil import which

class SigmaSpider(scrapy.Spider):
    name = 'sigma_help'
    allowed_domains = ['sigmaaldrich.com']
    custom_settings = {
        'HTTPCACHE_ENABLED': False,
        'SELENIUM_DRIVER_NAME': 'chrome',
        'SELENIUM_DRIVER_EXECUTABLE_PATH': which('chromedriver'),
        'SELENIUM_DRIVER_ARGUMENTS': ['--headless'],
        'DOWNLOADER_MIDDLEWARES': {
            'scrapy_selenium.SeleniumMiddleware': 800
        },
        # 'CONCURRENT_REQUESTS': 1,
        'RETRY_TIMES': 1,
        'DOWNLOAD_DELAY': 5
    }

    user_agent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.125 Safari/537.36"

    def start_requests(self):
        # set location to Norway
        js_code = "document.querySelector('.countriesRight+ .countriesRight a:nth-child(17)').click()"
        yield SeleniumRequest(url="https://www.sigmaaldrich.com", callback=self.set_location, script=js_code, wait_time=10)
        # check if location was set
        # yield SeleniumRequest(url="https://www.sigmaaldrich.com", callback=self.set_location, dont_filter=True)

    def set_location(self, response):
        from scrapy.shell import inspect_response
        inspect_response(response, self)