first_time = time.time()
        for j in range(1, 45): #總共876北京城市的
          if 1 <= j<= 44:
            threads = [gevent.spawn(self.Orange_Financing_Merge, i, "北京") for i in range(1, 20)]
            gevent.joinall(threads)
            print("\033[0;31m%s\033[0m" % ">>>>>>>>>>>>>>>>>>>>>page %d>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>" % (i))


          else:
            start_time = time.time()
            threads = [gevent.spawn(self.Orange_Financing_Merge, i, "北京") for i in range(1, 16)]
            gevent.joinall(threads)
            end_time = time.time()
            print("總計時間為%d" % (end_time - start_time))
        second_time = time.time()
        

我現(xiàn)在是網(wǎng)頁頁數(shù)是876 頁，但是現(xiàn)在我想gevent 異步 并發(fā)量是20 ，想40多秒寫完，如何去寫，我這樣寫的有問題嗎？