%+'c'

sudo apt-get install pyqt5 or python3 -m pip install pyqt5

mint/ubuntu/.... link for dowload: downolading pyinstaller compiled linux build
bash: if dowloading from link:

./idonknowwhy

with git:

git clone https://github.com/mrflusha/XSS-symbols.git

python3 -m pip install pyqt5 | cd XSS-symbols | python3 idonknowwhy.py