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| author | Leonard Richardson <leonardr@segfault.org> | 2018-12-31 11:53:03 -0500 |
|---|---|---|
| committer | Leonard Richardson <leonardr@segfault.org> | 2018-12-31 11:53:03 -0500 |
| commit | 930adda6bf6e34e8ebcc446507f5227705f0be21 (patch) | |
| tree | dd6bb6576a61b85353f7963f3e89467ef770ebc0 /doc/source/index.rst | |
| parent | cab28448d0a24a0ca99b2da745134e010cd9a266 (diff) | |
| download | beautifulsoup4-930adda6bf6e34e8ebcc446507f5227705f0be21.tar.gz | |
Documentation update for extend(), insert_before(), and insert_after().
Diffstat (limited to 'doc/source/index.rst')
| -rw-r--r-- | doc/source/index.rst | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/doc/source/index.rst b/doc/source/index.rst index 9bf9cf1..987b73d 100644 --- a/doc/source/index.rst +++ b/doc/source/index.rst @@ -1870,6 +1870,21 @@ like calling ``.append()`` on a Python list:: soup.a.contents # [u'Foo', u'Bar'] +``extend()`` +------------ + +Starting in Beautiful Soup 4.7.0, ``Tag`` also supports a method +called ``.extend()``, which works just like calling ``.extend()`` on a +Python list:: + + soup = BeautifulSoup("<a>Soup</a>") + soup.a.extend(["'s", " ", "on"]) + + soup + # <html><head></head><body><a>Soup's on</a></body></html> + soup.a.contents + # [u'Soup', u''s', u' ', u'on'] + ``NavigableString()`` and ``.new_tag()`` ------------------------------------------------- @@ -1938,7 +1953,7 @@ say. It works just like ``.insert()`` on a Python list:: ``insert_before()`` and ``insert_after()`` ------------------------------------------ -The ``insert_before()`` method inserts a tag or string immediately +The ``insert_before()`` method inserts tags or strings immediately before something else in the parse tree:: soup = BeautifulSoup("<b>stop</b>") @@ -1948,14 +1963,16 @@ before something else in the parse tree:: soup.b # <b><i>Don't</i>stop</b> -The ``insert_after()`` method moves a tag or string so that it -immediately follows something else in the parse tree:: +The ``insert_after()`` method inserts tags or strings immediately +following something else in the parse tree:: - soup.b.i.insert_after(soup.new_string(" ever ")) + div = soup.new_tag('div') + div.string = 'ever' + soup.b.i.insert_after(" you ", div) soup.b - # <b><i>Don't</i> ever stop</b> + # <b><i>Don't</i> you <div>ever</div> stop</b> soup.b.contents - # [<i>Don't</i>, u' ever ', u'stop'] + # [<i>Don't</i>, u' you', <div>ever</div>, u'stop'] ``clear()`` ----------- @@ -2085,7 +2102,8 @@ Pretty-printing --------------- The ``prettify()`` method will turn a Beautiful Soup parse tree into a -nicely formatted Unicode string, with each HTML/XML tag on its own line:: +nicely formatted Unicode string, with a separate line for each +tag and each string: markup = '<a href="http://example.com/">I linked to <i>example.com</i></a>' soup = BeautifulSoup(markup) |