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documentation for CSS support in link extractors

This commit is contained in:
Artur Gaspar 2014-12-11 18:22:08 -02:00
parent 403fc686b8
commit b0730a1d16
1 changed files with 6 additions and 1 deletions
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docs/topics/link-extractors.rst
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@ -51,7 +51,7 @@ LxmlLinkExtractor
:synopsis: lxml's HTMLParser-based link extractors
.. class:: LxmlLinkExtractor(allow=(), deny=(), allow_domains=(), deny_domains=(), deny_extensions=None, restrict_xpaths=(), tags=('a', 'area'), attrs=('href',), canonicalize=True, unique=True, process_value=None)
.. class:: LxmlLinkExtractor(allow=(), deny=(), allow_domains=(), deny_domains=(), deny_extensions=None, restrict_xpaths=(), restrict_css=(), tags=('a', 'area'), attrs=('href',), canonicalize=True, unique=True, process_value=None)
LxmlLinkExtractor is the recommended link extractor with handy filtering
options. It is implemented using lxml's robust HTMLParser.
@ -88,6 +88,11 @@ LxmlLinkExtractor
links. See examples below.
:type restrict_xpaths: str or list
:param restrict_css: a CSS selector (or list of selectors) which defines
regions inside the response where links should be extracted from.
Has the same behaviour as ``restrict_xpaths``.
:type restrict_css: str or list
:param tags: a tag or a list of tags to consider when extracting links.
Defaults to ``('a', 'area')``.
:type tags: str or list