>>> from stand import get_proxy
>>> proxy = get_proxy()
>>> print(proxy)
'103.133.222.151:8080'

import scrapy
from scrapy.crawler import CrawlerProcess


class TestSpider(scrapy.Spider):
    name = 'test'
    start_urls = ['https://api.ip.sb/ip']

    def parse(self, response):
        print(response.meta['proxy'])
        print(response.text)


DOWNLOADER_MIDDLEWARES = {
    'stand.UserAgentMiddleware': 543,
    'stand.ProxyMiddleware': 600,
}
settings = dict(
    LOG_ENABLED=False,
    DOWNLOAD_TIMEOUT=30,
    DOWNLOADER_MIDDLEWARES=DOWNLOADER_MIDDLEWARES,
)


def run():
    process = CrawlerProcess(settings)
    process.crawl(TestSpider)
    process.start()


if __name__ == "__main__":
    run()