python indexerror_python IndexError: tuple index out of range

def _requests_(self,title_list,link_list,time_list,args):

for num in range(0,len(time_list)):

#

# sql="select id from news_source where publishTime=%s and link=%s ;"%(time_list[num],link_list[num])

# self.cursor.execute(sql)

# account_result = self.cursor.fetchone()

# if account_result ==None:

result = requests.get(

"https://project.test.ethercap.com/spider/news/save-source?title={}&link={}&logo={}&publishTime={}&source={}".format(

title_list[num], link_list[num], time_list[num], args))

time.sleep(2)

print (result)

我传递的3个列表，但是报错，求指教，谢谢

Traceback (most recent call last):

File "36kr.py", line 502, in

kr().get_36kr_content()

File "36kr.py", line 78, in get_36kr_content

self._requests_(title_list, link_list, time_list, "36kr")

File "36kr.py", line 490, in requests

title_list[num], link_list[num], time_list[num], args))

IndexError: tuple index out of range