def start_requests(self):
start_url = list()
for i in range(100):
i = str(i)
u = self.url + i
start_url.append(u)
for url in start_url:
yield Request(url, callback=self._parse)
def paper_page_parser(search_exp):
"""docstring for paper_page_parser"""
search_exp = urllib2.quote(search_exp.encode('utf-8'))
page_content = requests.get(
PAPER_SEARCH_URL.format(search_exp=search_exp, page=1)).text
page_count = int(NUM_RE.search(page_content).group(1)) / 20 + 2
result = []
for i in xrange(1, page_count):
result.append(
Request(arg=PAPER_SEARCH_URL.format(search_exp=search_exp, page=i),
parser=paper_parser))
return result
def start_requests(self):
start_url = list()
for i in range(180, 200):
i = str(i)
u = self.url + i
start_url.append(u)
self.num = start_url.__len__()
for url in start_url:
yield Request(url, self._parse)
def __init__(self, url, html=None):
self._html = html
self._url = url
self._content_start_pos = ""
self._content_end_pos = ""
self._content_center_pos = ""
self._paragraphs = ""
if not html:
resp = Request(url).get_response()
self._html = resp.text
self._text = self.__del_html_tag(self._html, save_useful_tag=True)
def parser_desc(self, text):
"""add detail page to queue"""
find_desc_url = DESC_P.findall(text)
for desc_url in self.store.record_url(find_desc_url):
static_desc_url = self.get_static_url(desc_url)
self.spider.queue.put(Request(static_desc_url))
def parser_detail(self, text):
"""add detail page to queue"""
find_item_url = ITEM_P.findall(text)
for item_url in self.store.record_url(find_item_url):
static_item_url = self.get_static_url(item_url)
self.spider.queue.put(Request(static_item_url))
def parser_list(self, text):
"""add next list page to queue"""
find_list_url = LIST_PAGE_P.findall(text)
for list_url in self.store.record_url(find_list_url):
static_list_url = self.get_list_url(list_url)
self.spider.queue.put(Request(static_list_url))
def request(**kwargs):
kwargs.setdefault("proxies", None)
response = Request(**kwargs).get_response()
print(response)
IPython.embed(header="now you can use response")
release_time = get_release_time_in_paragraph(self._content_start_pos)
if not release_time:
release_time = get_release_time_in_paragraph(
self._content_center_pos)
return release_time
if __name__ == "__main__":
urls = [
"http://news.cctv.com/2020/06/27/ARTIWaUMWOEtQNxyLiVqrH0Q200627.shtml",
"http://column.caijing.com.cn/20200724/4684426.shtml",
]
for url in urls:
resp = Request(url).get_response()
html = resp.text
article_extractor = ArticleExtractor(url, html)
content = article_extractor.get_content()
title = article_extractor.get_title()
release_time = article_extractor.get_release_time()
author = article_extractor.get_author()
print("---------------------------")
print(url)
print("title : ", title)
print("release_time: ", release_time)
print("author", author)
print("content : ", content)
print("---------------------------")
user=config.db_user,
passwd=config.db_password,
db=config.db_database,
charset='utf8')
cursor = conn.cursor()
cursor.execute(
'select configValue from t_spider_config where configKey=%s',
(arg_config.get(sys.argv[1]), ))
config_values = [row[0] for row in cursor.fetchall()]
if sys.argv[1] == 'paper':
spider_paper = Spider('paper')
for search_exp in config_values:
reqs = parser.paper_page_parser(search_exp)[:500]
for req in reqs:
spider_paper.add_request(req)
spider_paper.crawl()
if sys.argv[1] == 'news':
spider_news = Spider('news')
for seed_url in config_values:
spider_news.add_request(
Request(arg=seed_url, parser=parser.news_parser))
spider_news.crawl()
if sys.argv[1] == 'patent':
spider_patent = Spider('patent')
for search_exp in config_values:
spider_patent.add_request(
Request(arg=search_exp, parser=parser.patent_parser))
spider_patent.crawl()
