When parsing HTML and XML documents, accessing and working with headers is a common task. In BeautifulSoup, headers like to tags have some particular behaviors and access patterns it's useful to understand.
Finding Headers
To find header tags, you can use:
soup.find('h1')
soup.find_all('h2')
soup.select('h3')
This will match the first h1, all h2 tags, or all h3 tags respectively.
Contents Access
The main contents of a header tag can be accessed through the
h1 = soup.find('h1')
title_text = h1.string
The
Stripping Whitespace
Header tags often contain extra whitespace around them. You can strip whitespace with:
title = h1.get_text(strip=True)
Or for multiline headers:
title = h1.text.strip()
Heading Levels
To get the heading level (e.g. 1 for ), use:
level = h1.name[1]
This extracts the number from the tag name.
Next Sibling
A common pattern is finding a header and then extracting the next sibling element:
h1 = soup.find('h1')
content = h1.next_sibling
This gets the element immediately following the header.
Conclusion
In summary, remember headers can be accessed like any other tag but have some useful attributes and patterns like:
Mastering these header nuances will help you better parse and process documents in BeautifulSoup.