关于class调用的问题的认知问题
执行正常
import requests
import re
class Get_mess():
def __init__(self,url):
self.url = url
def get_words(self):
req = requests.get(self.url).text
pat = '<p class="de_con">(.*?)</p>'
words = re.findall(pat,req)
print(words)
return words
def get_tb_url(self):
req = requests.get(self.url).text
pat = '抢购:<a href="(.*?)" '
tb_url = re.findall(pat,req)
print(tb_url)
return tb_url
def get_img_url(self):
req = requests.get(self.url).text
pat = 'class="lazy MainImage" data-original="(.*?)"'
img_url = re.findall(pat,req)
print(img_url)
return img_url
url = input('输入选单网商品url:')
message = Get_mess(url)
message.get_words()
message.get_img_url()
message.get_tb_url()
执行报错(下面执行已将图一中30行之后代码注释)
from Send_circle_of_friends import get_data
from Send_circle_of_friends import huajuan_login
from Send_circle_of_friends import get_url
url = get_url.get_url()
get_data.Get_mess(url)
tb_url = get_data.Get_mess.get_tb_url()
words = get_data.Get_mess.get_words()
img_url = get_data.Get_mess.get_img_url()
huajuan_login.login(tb_url,words,img_url)
报错:
/usr/local/bin/python3.9 /Users/scrooge/PycharmProjects/pythonProject/Send_circle_of_friends/main.py
输入选单网商品url:http://www.xuandan.com/Detail.html?id=6897032
Traceback (most recent call last):
File "/Users/scrooge/PycharmProjects/pythonProject/Send_circle_of_friends/main.py", line 7, in <module>
tb_url = get_data.Get_mess.get_tb_url()
TypeError: get_tb_url() missing 1 required positional argument: 'self'
进程已结束,退出代码1
#~
说明:
不是很清楚为什么,在get_data文件中执行不会出问题,但是在main文件中导入get_data的函数进行调用会出现传参出错的问题,望指点,十分感谢!
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