| from datetime import datetime, timedelta | |
| import uuid | |
| import time | |
| import urllib.request | |
| from lxml import etree | |
| from utils import crawl | |
| i = 0 | |
| while i > -1: | |
| if i == 0: | |
| CATEGORY_URL = "https://www.ndrc.gov.cn/xxgk/jd/jd/index.html" | |
| else: | |
| CATEGORY_URL = f"https://www.ndrc.gov.cn/xxgk/jd/jd/index_{i}.html" | |
| i = i + 1 | |
| req = urllib.request.urlopen(CATEGORY_URL) | |
| text = req.read() | |
| html_text = text.decode("utf-8") | |
| page = etree.HTML(html_text) | |
| articlelist = page.xpath("//div[contains(@class, 'list')]/ul/li[not(@class = 'empty')]") | |
| for article in articlelist: | |
| if isinstance(article, etree._Element): | |
| subelement = etree.tostring(article).decode() | |
| subpage = etree.HTML(subelement) | |
| date = subpage.xpath("//span/text()")[0] | |
| parsed_datetime = datetime.strptime(time.strftime("%Y-%m-%d", time.strptime(date,"%Y/%m/%d")), "%Y-%m-%d") | |
| if parsed_datetime < (datetime.today() - timedelta(days=183)): | |
| i = -1 | |
| else: | |
| urls = subpage.xpath("//a[contains(@target, '_blank')]/@href") | |
| for url in urls: | |
| try: | |
| article = {} | |
| if "www.gov.cn" in url: | |
| article['category']= "Policy Release" | |
| elif "../../zcfb/" in url: | |
| url = url.replace("../../zcfb/", "https://www.ndrc.gov.cn/xxgk/zcfb/") | |
| article['category']= "Policy Release" | |
| else: | |
| url = url.replace("../../", "https://www.ndrc.gov.cn/xxgk/jd/jd/") | |
| url = url.replace("./", "https://www.ndrc.gov.cn/xxgk/jd/jd/") | |
| article['category']= "Policy Interpretation" | |
| crawl(url, article) | |
| except Exception as error: | |
| print(error) | |