class TongjicnzzTopProductsService: def __init__(self,files): self.data=TongjicnzzTopProductsCounter(files).get_data() def store(self): for value in self.data.values(): value['name']=get_product_name(value['dp_id']) top20000products=sorted([(url,self.data[url]['count'],self.data[url]['dp_id'],self.data[url]['name']) for url in self.data.keys()],reverse=True,key=lambda x:x[1])[:20000] csvlines=[(i+1,)+top20000products[i] for i in range(20000)] with open('csv/top20000product.csv','wb') as f: w=unicodecsv.writer(f) w.writerow(('url','count','dp_id','name')) w.writerows(csvlines)
def __init__(self,files): self.data=TongjicnzzTopProductsCounter(files).get_data()