beautifulsoup_html_parsing_quickstart_tags_attributes_text_extraction.py

python
Parses a sample HTML string to demonstrate navigating the tree a
19d ago66 lines
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beautifulsoup_html_parsing_quickstart_tags_attributes_text_extraction.py
from bs4 import BeautifulSoup

html_doc = """<html><head><title>The Dormouse's story</title></head>
<body>
<p class="title"><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>

<p class="story">...</p>
"""

soup = BeautifulSoup(html_doc, 'html.parser')

print(soup.title)
# <title>The Dormouse's story</title>

print(soup.title.name)
# u'title'

print(soup.title.string)
# u'The Dormouse's story'

print(soup.title.parent.name)
# u'head'

print(soup.p)
# <p class="title"><b>The Dormouse's story</b></p>

print(soup.p['class'])
# u'title'

print(soup.a)
# <a class="sister" href="http://example.com/elsie" id="link1">Elsie</a>

print(soup.find_all('a'))
# [<a class="sister" href="http://example.com/elsie" id="link1">Elsie</a>,
#  <a class="sister" href="http://example.com/lacie" id="link2">Lacie</a>,
#  <a class="sister" href="http://example.com/tillie" id="link3">Tillie</a>]

print(soup.find(id="link3"))
# <a class="sister" href="http://example.com/tillie" id="link3">Tillie</a>

# Extracting all the URLs found within a page's <a> tags:
for link in soup.find_all('a'):
    print(link.get('href'))
# http://example.com/elsie
# http://example.com/lacie
# http://example.com/tillie

# Extracting all the text from a page:
print(soup.get_text())
# The Dormouse's story
#
# The Dormouse's story
#
# Once upon a time there were three little sisters; and their names were
# Elsie,
# Lacie and
# Tillie;
# and they lived at the bottom of a well.
#
# ...