Error comes on running

[effortlessdevsec]

                                            ^

SyntaxError: invalid syntax
(venv) root@hackingmachine:/home/ykv8619/tools/wappylyzer# python3 main.py
Traceback (most recent call last):
File "main.py", line 5, in
from wappylyzer import Wappylyzer
File "/home/ykv8619/tools/wappylyzer/wappylyzer.py", line 138
app_name += f' ({version})'