class read_write: def __init__(self,token,cookiestr): self.subway=subwayquery(token,cookiestr) self.threadpool=threadpool.ThreadPool(32) self.centeralignment=openpyxl.styles.Alignment(horizontal='center') self.percentage_format=openpyxl.styles.numbers.FORMAT_PERCENTAGE_00 self.number00_format=openpyxl.styles.numbers.FORMAT_NUMBER_00 self.number_format=openpyxl.styles.numbers.FORMAT_NUMBER def write_sheet(self,sheet,data,row,base): cell1=sheet.cell(row=row,column=base+1) cell1.value=float(data['impressionRate'])/10000 cell1.number_format=self.percentage_format cell2=sheet.cell(row=row,column=base+2) cell2.value=int(data['impression']) cell2.number_format=self.number_format cell3=sheet.cell(row=row,column=base+3) cell3.value=int(data['click']) cell3.number_format=self.number_format cell4=sheet.cell(row=row,column=base+4) cell4.value=float(data['ctr'])/10000 cell4.number_format=self.percentage_format cell5=sheet.cell(row=row,column=base+5) cell5.value=float(data['cvr'])/10000 cell5.number_format=self.percentage_format cell6=sheet.cell(row=row,column=base+6) cell6.value=float(data['avgPrice'])/100 cell6.number_format=self.number00_format cell7=sheet.cell(row=row,column=base+7) cell7.value=int(data['competition']) cell7.number_format=self.number_format def query_write(self,sheet,row): keyword=sheet.cell(row=row,column=1).value try: parse1=self.subway.query(keyword,'1') if(parse1!=False): self.write_sheet(sheet,parse1['result'][0],row,4) self.write_sheet(sheet,parse1['result'][1],row,11) except Exception as e: # print("%s,%d,%s,%s" % (keyword,row,e,parse1['result'])) pass try: parse2=self.subway.query(keyword,'2') if(parse2!=False): self.write_sheet(sheet,parse2['result'][0],row,18) self.write_sheet(sheet,parse2['result'][1],row,25) except Exception as e: # print("%s,%d,%s,%s" % (keyword,row,e,parse2)) pass def try_save(self,wb,filename): try: print('正在保存文件:'+filename) wb.save(filename) except Exception as e: wb.save(filename+'_copy') def start(self): files=os.listdir(os.getcwd()+'/work') for filename in files: print('正在读取文件:'+filename) wb=load_workbook('work//'+filename) sheets=wb.sheetnames for sheetname in sheets: print('正在读取表:'+sheetname) sheet=wb[sheetname] sheet.merge_cells('E1:K1') sheet.merge_cells('L1:R1') sheet.merge_cells('S1:Y1') sheet.merge_cells('Z1:AF1') alignment=openpyxl.styles.Alignment(horizontal='center') sheet['E1'].value='淘宝站内' sheet['L1'].value='淘宝站外' sheet['S1'].value='计算机设备' sheet['Z1'].value='移动设备' sheet['E1'].alignment=sheet['Z1'].alignment=sheet['S1'].alignment=sheet['L1'].alignment=self.centeralignment sheet['E2'].value=sheet['L2'].value=sheet['S2'].value=sheet['Z2']='展现占比' sheet['F2'].value=sheet['M2'].value=sheet['T2'].value=sheet['AA2']='展现指数' sheet['G2'].value=sheet['N2'].value=sheet['U2'].value=sheet['AB2']='点击指数' sheet['H2'].value=sheet['O2'].value=sheet['V2'].value=sheet['AC2']='点击率' sheet['I2'].value=sheet['P2'].value=sheet['W2'].value=sheet['AD2']='点击转化率' sheet['J2'].value=sheet['Q2'].value=sheet['X2'].value=sheet['AE2']='市场均价' sheet['K2'].value=sheet['R2'].value=sheet['Y2'].value=sheet['AF2']='竞争度' max_row=sheet.max_row for i in range(0,(max_row+2997)//3000): start=time.time() arguments=list() for row in range(3+i*3000,min(3002+i*3000,max_row)+1): arguments.append(([sheet,row],())) requests=threadpool.makeRequests(self.query_write,arguments) [self.threadpool.putRequest(req) for req in requests] self.threadpool.wait() end=time.time() print('第%d-%d行执行完毕,用时%.1f秒.'%(3+i*3000,min(3002+i*3000,max_row),(end-start))) self.try_save(wb,filename)
原理就是读取excel表中第一列的关键词,然后开启一个线程池,将抓取任务每3000个一次放到线程池中运行,最后保存结果
Python实现的淘宝直通车数据抓取(1)
Python实现的淘宝直通车数据抓取(2)
Python实现的淘宝直通车数据抓取(3)
Python实现的淘宝直通车数据抓取(4)