python 报错 ，显示ModuleNotFoundError: No module named 'exception'

[qq_32289115]

显示错误，使用的是python3.6
如果不能够使用这个模块，可以换成什么呢？ 还是python3没有整个模块呢

Traceback (most recent call last):
  File "C:\Users\IBM\Desktop\商品信息.py", line 4, in <module>
    from exception import ValueError
ModuleNotFoundError: No module named 'exception'

from lxml import html  
import csv,os,json
import requests
from exception import ValueError
from time import sleep

def AmzonParser(url):
	headers = {'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.90 Safari/537.36'}
	page = requests.get(url,headers=headers)
	while True:
		sleep(3)
		try:
			doc = html.fromstring(page.content)
			XPATH_NAME = '//h1[@id="title"]//text()'
			XPATH_SALE_PRICE = '//span[contains(@id,"ourprice") or contains(@id,"saleprice")]/text()'
			XPATH_ORIGINAL_PRICE = '//td[contains(text(),"List Price") or contains(text(),"M.R.P") or contains(text(),"Price")]/following-sibling::td/text()'
			XPATH_CATEGORY = '//a[@class="a-link-normal a-color-tertiary"]//text()'
			XPATH_AVAILABILITY = '//div[@id="availability"]//text()'

			RAW_NAME = doc.xpath(XPATH_NAME)
			RAW_SALE_PRICE = doc.xpath(XPATH_SALE_PRICE)
			RAW_CATEGORY = doc.xpath(XPATH_CATEGORY)
			RAW_ORIGINAL_PRICE = doc.xpath(XPATH_ORIGINAL_PRICE)
			RAw_AVAILABILITY = doc.xpath(XPATH_AVAILABILITY)

			NAME = ' '.join(''.join(RAW_NAME).split()) if RAW_NAME else None
			SALE_PRICE = ' '.join(''.join(RAW_SALE_PRICE).split()).strip() if RAW_SALE_PRICE else None
			CATEGORY = ' > '.join([i.strip() for i in RAW_CATEGORY]) if RAW_CATEGORY else None
			ORIGINAL_PRICE = ''.join(RAW_ORIGINAL_PRICE).strip() if RAW_ORIGINAL_PRICE else None
			AVAILABILITY = ''.join(RAw_AVAILABILITY).strip() if RAw_AVAILABILITY else None

			if not ORIGINAL_PRICE:
				ORIGINAL_PRICE = SALE_PRICE

			if page.status_code!=200:
				raise ValueError('captha')
			data = {
					'NAME':NAME,
					'SALE_PRICE':SALE_PRICE,
					'CATEGORY':CATEGORY,
					'ORIGINAL_PRICE':ORIGINAL_PRICE,
					'AVAILABILITY':AVAILABILITY,
					'URL':url,
					}

			return data
		except Exception as e:
			print (e) 
def ReadAsin():
	# AsinList = csv.DictReader(open(os.path.join(os.path.dirname(__file__),"Asinfeed.csv")))
	AsinList = ['B0046UR4F4',
	'B00JGTVU5A',
	'B00GJYCIVK',
	'B00EPGK7CQ',
	'B00EPGKA4G',
	'B00YW5DLB4',
	'B00KGD0628',
	'B00O9A48N2',
	'B00O9A4MEW',
	'B00UZKG8QU',]
	extracted_data = []
	for i in AsinList:
		url = "http://www.amazon.com/dp/"+i
		print ("Processing: "+url)
		extracted_data.append(AmzonParser(url))
		sleep(5)
	f=open('data.json','w')
	json.dump(extracted_data,f,indent=4)


if __name__ == "__main__":
    ReadAsin()

[屎克螂]

ValueError 直接使用