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fixed bug in passing request callback arguments example code 

--HG--
extra : convert_revision : svn%3Ab85faa78-f9eb-468e-a121-7cced6da292c%401007
This commit is contained in:
Pablo Hoffman 2009-03-22 16:27:35 +00:00
parent f4bd8a48dc
commit 482ec0c28c
1 changed files with 4 additions and 3 deletions
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7
scrapy/trunk/docs/ref/request-response.rst
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@ -176,17 +176,18 @@ Using lambda function::
callback=lambda r: self.parse_page2(r, myarg))
def parse_page2(self, response, referer_url):
self.log("Visited page %s from %s" % (response.url, arg))
self.log("Visited page %s from %s" % (response.url, referer_url))
Using Request.meta::
def parse_page1(self, response):
request = Request("http://www.example.com/some_page.html",
callback=lambda r: self.parse_page2(r, myarg))
callback=self.parse_page2)
request.meta['referer_url'] = response.url
def parse_page2(self, response):
self.log("Visited page %s from %s" % (response.url, request.meta['referer_url']))
referer_url = response.request.meta['referer_url']
self.log("Visited page %s from %s" % (response.url, referer_url))
.. _ref-request-subclasses: