迭代对象处理
喜欢去实现可视化进度,非常方便,代码如下:
from tqdm import tqdm import time for i in tqdm(range(100)): time.sleep(0.1) Pass
使用Tqdm库实现进度条功能代码演示:
final_urls = []
for item in tqdm(three_urls):
doc = BeautifulSoup(requests.get(item).content, 'html.parser')
lis = doc.select('li a')[1:]
for li in lis:
url = item + li['href']
final_urls.append(url)