import re
import requests
from requests.exceptions import RequestException
import multiprocessing
import random
headers = {'User-Agent': "Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.16 (KHTML, like Gecko) Chrome/10.0.648.151 Safari/534.16"}
def get_one_page(url):
"""
獲取當前頁的html文本信息
:param url:
:return:
"""
try:
response = requests.get(url, headers=headers)
if response.status_code == 200:
# 此處要進行重新編碼
return response.text
return None
except RequestException as e:
return None
def parse_one_page(html):
pattern = re.compile('<dd>.*?board-index.*?>(\d+)</i>.*?<a.*?data-val.*?>(.*?)</a>.*?<p .*?start">(.*?)</p>.*?'
'<p.*?releasetime">(.*?)</p>', re.S)
items = re.findall(pattern, html)
for i in items:
yield {
"index": items[0],
"title": items[1],
"star": items[2],
"releasetime": items[3]
}
def main(offset):
url = "https://maoyan.com/board/6?offset=%s"
html = get_one_page(url % offset)
print([item for item in parse_one_page(html)])
if __name__ == "__main__":
pool = multiprocessing.Pool(4)
for i in range(10):
pool.apply_async(main, (i*10, ))
pool.close()
pool.join()