E
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B
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def start_requests(self):yield scrapy.Request(u, callback=self.parse_httpbin, errback=self.errback_httpbin, dont_filter=False,)def parse_httpbin(self, response):yield scrapy.Request(u, callback=self.parse_page, errback=self.errback_httpbin,)B
B
B
DD
B
B
B
DD
DD
B