摘要：
1 # 上行遍历 2 soup = BeautifulSoup(demo, 'html.parser') 3 for parent in soup.a.parents: 4 if parent is None: 5 print(parent) 6 else: 7 print(parent.name) 阅读全文
摘要：
# 保存文件(文本,图片,视频...) 1 def save_file(): 2 url = 'http://css.8684.cn/citys/images/line/45.jpg' 3 root = r'd:/pics/' 4 path = root + url.split('/')[-1] 5 try: 6 if not os.p... 阅读全文