Argument -p does not return the posts

[Izayer]

python3 main.py -u user -p

Traceback (most recent call last):
File "main.py", line 19, in
post_info()
File "/home/kali/Desktop/osi.ig/.lib/api.py", line 194, in post_info
posts.append(highlight_post_info(x))
File "/home/kali/Desktop/osi.ig/.lib/api.py", line 112, in highlight_post_info
js = x['graphql']['user']['edge_owner_to_timeline_media']['edges'][i]['node']
IndexError: list index out of range

[imshaiknasir]

python3 main.py -u user -p

Traceback (most recent call last):
File "main.py", line 19, in
post_info()
File "/home/kali/Desktop/osi.ig/.lib/api.py", line 194, in post_info
posts.append(highlight_post_info(x))
File "/home/kali/Desktop/osi.ig/.lib/api.py", line 112, in highlight_post_info
js = x['graphql']['user']['edge_owner_to_timeline_media']['edges'][i]['node']
IndexError: list index out of range

This doesn't work with private account. It only works with public account.