7.01-beautiful_soup3
hankleo
发布于 2020-09-17 02:36:43
发布于 2020-09-17 02:36:43
代码可运行
运行总次数：0
代码可运行
# pip install beautifulsoup4
from bs4 import BeautifulSoup
html_doc = """
<html><head>
<title id="one">The Dormouse's story</title>
</head>
<body>
<p class="story"><!--...--></p>
<p class="title">
p标签的内容
<b>The Dormouse's story</b>
</p>
<p class="story">Once upon a time there were three little sisters; and their names were
<a href="http://example.com/elsie" class="sister" id="link1">Elsie</a>,
<a href="http://example.com/lacie" class="sister" id="link2">Lacie</a> and
<a href="http://example.com/tillie" class="sister" id="link3">Tillie</a>;
and they lived at the bottom of a well.</p>
"""
# 1.转类型 bs4.BeautifulSoup'
soup = BeautifulSoup(html_doc, 'lxml')
# 2.通用解析方法
# find--返回符合查询条件的 第一个标签对象
result = soup.find(name="p")
result = soup.find(attrs={"class": "title"})
result = soup.find(text="Tillie")
result = soup.find(
name='p',
attrs={"class": "story"},
)
# find_all--list(标签对象)
result = soup.find_all('a')
result = soup.find_all("a", limit=1)[0]
result = soup.find_all(attrs={"class": "sister"})
# select_one---css选择器
result = soup.select_one('.sister')
# select----css选择器---list
result = soup.select('.sister')
result = soup.select('#one')
result = soup.select('head title')
result = soup.select('title,.title')
result = soup.select('a[id="link3"]')
# 标签包裹的内容---list
result = soup.select('.title')[0].get_text()
# 标签的属性
# result = soup.select('#link1')[0].get('href')
print(result)本文参与 腾讯云自媒体同步曝光计划，分享自作者个人站点/博客。
原始发表：2019-03-30 ，如有侵权请联系 cloudcommunity@tencent.com 删除
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