name 'python' is not defined_如何修复python中的“NameError:name'name'is not defined”？

不熟悉编码，尝试用python编写spider。在

我得到一个错误，一个变量没有被定义。在

我已经在代码中定义了它。它被宣布为全球性的。在import requests

from bs4 import BeautifulSoup

def get_products():

headers = {

'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.131 Safari/537.36',

'accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3',

'accept-encoding':'gzip, deflate, br',

'accept-language':'zh-CN,zh;q=0.9'

}

for i in range(0,10):

link = 'https://shopee.sg/miniso_singapore?page='+ str(i)

r = requests.get(link, headers=headers)

soup = BeautifulSoup(r.text, "lxml")

global name,price,soldnum

product_list=soup.find_all("div",class_="shop-search-result-view__item col-xs-2-4")

for each in product_list:

name = each.find("div",class_="_1NoI8__2gr36I")

name=name.text

price = each.find("span",class_="_341bF0")

price=price.text

soldnum=each.find("div",class_="_18SLBt")

soldnum=price.text

print(name,price,soldnum)

get_products()