def getImg(self, response):
     return applyResponse(response, IMAGE.ASDA.value).get()
 def getCrumbs(self, response):
     return applyResponse(response, BREADCRUMBS.ASDA.value).extract()
 def getTitle(self, response):
     return applyResponse(response, TITLE.TESCO.value).get()
 def getPrice(self, response):
     return applyResponse(response, PRICE.ASDA.value).get()
 def getProduct(self, response):
     return applyResponse(response, DESC.TESCO.value).get()
 def getPrice(self, response):
     return applyResponse(response, PRICE.TESCO.value).extract_first()
 def getTitle(self, response):
     return applyResponse(response, TITLE.AMAZON.value).get()
 def getCrumbs(self, response, retailer_breadcrum):
     return applyResponse(response, retailer_breadcrum).extract()
 def getImg(self, response, retailer_image):
     return applyResponse(response, retailer_image).get()