Python web crawling error :"DistutilsPlatformError: Unable to find vcvarsall.bat" -


i wrote simple web crawling code, crawls craigslist. after defining "single_item_data", result breaks down , says "distutilsplatformerror: unable find vcvarsall.bat" 1 can explain reason why? thank responding question!

import requests bs4 import beautifulsoup def trade_spider(max_page):     page = 1     while page <= max_page:         url = 'https://seoul.craigslist.co.kr/search/apa?s=%s' % max_page         source_code = requests.get(url)         plain_text = source_code.text         soup = beautifulsoup(plain_text)         link in soup.findall('a', {'class' : 'result-title hdrlnk'}):             href = 'https://seoul.craigslist.co.kr' + link.get('href')             title = link.string             get_single_item_data(url)         page += 1  def get_single_item_data(item_url):         source_code = requests.get(item_url)         plain_text = source_code.text         soup = beautifulsoup(plain_text)         itenm_name in soup.findall('span', {'class' : 'postingtitletext'}):             print(item_name.string)  trade_spider(1)


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