def parse_next(self, response):
    self.logger.info('Parse next called on %s', response.url)
    (yield scrapy.Request(response.url, callback=self.parse_details))
def parse_next(self, response):
    self.logger.info('Parse next called on %s', response.url)
    (yield scrapy.Request(response.url, callback=self.parse_details))