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fix typos and wording on selector's introduction

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Daniel Graña 2013-10-15 10:13:43 -02:00
parent 28999590fa
commit 1abb1af0c6
1 changed files with 4 additions and 3 deletions
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7
docs/intro/tutorial.rst
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@ -208,7 +208,7 @@ XPath expressions are indeed much more powerful. To learn more about XPath we
recommend `this XPath tutorial <http://www.w3schools.com/XPath/default.asp>`_.
For working with XPaths, Scrapy provides a :class:`~scrapy.selector.Selector`
class, it must be instantiated with a :class:`~scrapy.http.HtmlResponse` or
class, it is instantiated with a :class:`~scrapy.http.HtmlResponse` or
:class:`~scrapy.http.XmlResponse` object as first argument.
You can see selectors as objects that represent nodes in the document
@ -271,8 +271,9 @@ After the shell loads, you will have the response fetched in a local
``response`` variable, so if you type ``response.body`` you will see the body
of the response, or you can type ``response.headers`` to see its headers.
The shell also pre-instantiate a selector named ``ss``, it automatically choice
the best parsing rules (XML vs HTML) based on response's type.
The shell also pre-instantiate a selector for this response in variable ``ss``,
the selector automatically chooses the best parsing rules (XML vs HTML) based
on response's type.
So let's try it::