Pyhtondan anlayan bakabilir mi

python3 /$USER/cpuhunter/exeinstaller.py komutu ile yükleme yapmak istiyorum fakat böyle bir hata mesajı ile karşılaşıyorum:
python3 /$USER/cpuhunter/exeinstaller.py
/usr/lib/python3.7/importlib/_bootstrap.py:219: RuntimeWarning: compiletime version 3.6 of module 'k' does not match runtime version 3.7
return f(*args, **kwds)
/usr/lib/python3.7/importlib/_bootstrap.py:219: RuntimeWarning: compiletime version 3.6 of module 'f' does not match runtime version 3.7
return f(*args, **kwds)
Traceback (most recent call last):
File "/root/cpuhunter/exeinstaller.py", line 40, in <module>
main()
File "/root/cpuhunter/exeinstaller.py", line 27, in main
import k
File "k.py", line 5, in init k
File "f.py", line 8, in init f
File "/usr/lib/python3.7/posixpath.py", line 394, in realpath
filename = os.fspath(filename)
UnboundLocalError: local variable 'filename' referenced before assignment


sebebi nedir acaba