Install not success

[quangtx-svg]

./install.sh: line 62: pip: command not found
[+] Checking directories...
[+] Installing ...
[+] Creating Symbolic Link ...
[+] Tool Successfully Installed And Will Start In 5s!
[+] You can execute tool by typing vulnx
Traceback (most recent call last):
File "/usr/share/vulnx/vulnx.py", line 14, in
from modules.detector import CMS
File "/usr/share/vulnx/modules/detector.py", line 7, in
from modules.executor.Wordpress import Wordpress
File "/usr/share/vulnx/modules/executor/Wordpress.py", line 9, in
from modules.dns_dump import dnsdumper,domain_info
File "/usr/share/vulnx/modules/dns_dump.py", line 12, in
from bs4 import BeautifulSoup
ModuleNotFoundError: No module named 'bs4'